|
SE123138C1
(fr)
|
|
1948-01-01 |
|
|
|
US48994A
(en)
*
|
|
1865-07-25 |
|
Improvement in devices for oil-wells |
|
US94813A
(en)
|
|
1869-09-14 |
|
Improvement in torpedoes for oil-wells |
|
SE126674C1
(fr)
|
|
1949-01-01 |
|
|
|
US345586A
(en)
|
|
1886-07-13 |
|
Oil from wells |
|
US2734579A
(en)
|
|
1956-02-14 |
|
Production from bituminous sands |
|
SE123136C1
(fr)
|
|
1948-01-01 |
|
|
|
US2732195A
(en)
*
|
|
1956-01-24 |
|
Ljungstrom |
|
CA899987A
(en)
|
|
1972-05-09 |
Chisso Corporation |
Method for controlling heat generation locally in a heat-generating pipe utilizing skin effect current
|
|
US326439A
(en)
*
|
|
1885-09-15 |
|
Protecting wells |
|
US760304A
(en)
*
|
1903-10-24 |
1904-05-17 |
Frank S Gilbert |
Heater for oil-wells.
|
|
US1342741A
(en)
*
|
1918-01-17 |
1920-06-08 |
David T Day |
Process for extracting oils and hydrocarbon material from shale and similar bituminous rocks
|
|
US1269747A
(en)
|
1918-04-06 |
1918-06-18 |
Lebbeus H Rogers |
Method of and apparatus for treating oil-shale.
|
|
GB156396A
(en)
|
1919-12-10 |
1921-01-13 |
Wilson Woods Hoover |
An improved method of treating shale and recovering oil therefrom
|
|
US1510655A
(en)
*
|
1922-11-21 |
1924-10-07 |
Clark Cornelius |
Process of subterranean distillation of volatile mineral substances
|
|
US1634236A
(en)
*
|
1925-03-10 |
1927-06-28 |
Standard Dev Co |
Method of and apparatus for recovering oil
|
|
US1646599A
(en)
|
1925-04-30 |
1927-10-25 |
George A Schaefer |
Apparatus for removing fluid from wells
|
|
US1666488A
(en)
|
1927-02-05 |
1928-04-17 |
Crawshaw Richard |
Apparatus for extracting oil from shale
|
|
US1681523A
(en)
|
1927-03-26 |
1928-08-21 |
Patrick V Downey |
Apparatus for heating oil wells
|
|
US1913395A
(en)
*
|
1929-11-14 |
1933-06-13 |
Lewis C Karrick |
Underground gasification of carbonaceous material-bearing substances
|
|
US2144144A
(en)
*
|
1935-10-05 |
1939-01-17 |
Meria Tool Company |
Means for elevating liquids from wells
|
|
US2288857A
(en)
|
1937-10-18 |
1942-07-07 |
Union Oil Co |
Process for the removal of bitumen from bituminous deposits
|
|
US2244255A
(en)
|
1939-01-18 |
1941-06-03 |
Electrical Treating Company |
Well clearing system
|
|
US2244256A
(en)
|
1939-12-16 |
1941-06-03 |
Electrical Treating Company |
Apparatus for clearing wells
|
|
US2319702A
(en)
|
1941-04-04 |
1943-05-18 |
Socony Vacuum Oil Co Inc |
Method and apparatus for producing oil wells
|
|
US2365591A
(en)
*
|
1942-08-15 |
1944-12-19 |
Ranney Leo |
Method for producing oil from viscous deposits
|
|
US2423674A
(en)
*
|
1942-08-24 |
1947-07-08 |
Johnson & Co A |
Process of catalytic cracking of petroleum hydrocarbons
|
|
US2381256A
(en)
|
1942-10-06 |
1945-08-07 |
Texas Co |
Process for treating hydrocarbon fractions
|
|
US2390770A
(en)
|
1942-10-10 |
1945-12-11 |
Sun Oil Co |
Method of producing petroleum
|
|
US2484063A
(en)
*
|
1944-08-19 |
1949-10-11 |
Thermactor Corp |
Electric heater for subsurface materials
|
|
US2472445A
(en)
*
|
1945-02-02 |
1949-06-07 |
Thermactor Company |
Apparatus for treating oil and gas bearing strata
|
|
US2481051A
(en)
|
1945-12-15 |
1949-09-06 |
Texaco Development Corp |
Process and apparatus for the recovery of volatilizable constituents from underground carbonaceous formations
|
|
US2444755A
(en)
|
1946-01-04 |
1948-07-06 |
Ralph M Steffen |
Apparatus for oil sand heating
|
|
US2634961A
(en)
*
|
1946-01-07 |
1953-04-14 |
Svensk Skifferolje Aktiebolage |
Method of electrothermal production of shale oil
|
|
US2466945A
(en)
*
|
1946-02-21 |
1949-04-12 |
In Situ Gases Inc |
Generation of synthesis gas
|
|
US2497868A
(en)
*
|
1946-10-10 |
1950-02-21 |
Dalin David |
Underground exploitation of fuel deposits
|
|
US2939689A
(en)
|
1947-06-24 |
1960-06-07 |
Svenska Skifferolje Ab |
Electrical heater for treating oilshale and the like
|
|
US2786660A
(en)
|
1948-01-05 |
1957-03-26 |
Phillips Petroleum Co |
Apparatus for gasifying coal
|
|
US2548360A
(en)
|
1948-03-29 |
1951-04-10 |
Stanley A Germain |
Electric oil well heater
|
|
US2685930A
(en)
*
|
1948-08-12 |
1954-08-10 |
Union Oil Co |
Oil well production process
|
|
US2630307A
(en)
|
1948-12-09 |
1953-03-03 |
Carbonic Products Inc |
Method of recovering oil from oil shale
|
|
US2595979A
(en)
*
|
1949-01-25 |
1952-05-06 |
Texas Co |
Underground liquefaction of coal
|
|
US2642943A
(en)
*
|
1949-05-20 |
1953-06-23 |
Sinclair Oil & Gas Co |
Oil recovery process
|
|
US2593477A
(en)
|
1949-06-10 |
1952-04-22 |
Us Interior |
Process of underground gasification of coal
|
|
GB674082A
(en)
|
1949-06-15 |
1952-06-18 |
Nat Res Dev |
Improvements in or relating to the underground gasification of coal
|
|
US2670802A
(en)
*
|
1949-12-16 |
1954-03-02 |
Thermactor Company |
Reviving or increasing the production of clogged or congested oil wells
|
|
US2714930A
(en)
|
1950-12-08 |
1955-08-09 |
Union Oil Co |
Apparatus for preventing paraffin deposition
|
|
US2695163A
(en)
*
|
1950-12-09 |
1954-11-23 |
Stanolind Oil & Gas Co |
Method for gasification of subterranean carbonaceous deposits
|
|
GB697189A
(en)
|
1951-04-09 |
1953-09-16 |
Nat Res Dev |
Improvements relating to the underground gasification of coal
|
|
US2630306A
(en)
|
1952-01-03 |
1953-03-03 |
Socony Vacuum Oil Co Inc |
Subterranean retorting of shales
|
|
US2757739A
(en)
|
1952-01-07 |
1956-08-07 |
Parelex Corp |
Heating apparatus
|
|
US2780450A
(en)
*
|
1952-03-07 |
1957-02-05 |
Svenska Skifferolje Ab |
Method of recovering oil and gases from non-consolidated bituminous geological formations by a heating treatment in situ
|
|
US2777679A
(en)
*
|
1952-03-07 |
1957-01-15 |
Svenska Skifferolje Ab |
Recovering sub-surface bituminous deposits by creating a frozen barrier and heating in situ
|
|
US2789805A
(en)
*
|
1952-05-27 |
1957-04-23 |
Svenska Skifferolje Ab |
Device for recovering fuel from subterraneous fuel-carrying deposits by heating in their natural location using a chain heat transfer member
|
|
US2761663A
(en)
|
1952-09-05 |
1956-09-04 |
Louis F Gerdetz |
Process of underground gasification of coal
|
|
US2780449A
(en)
*
|
1952-12-26 |
1957-02-05 |
Sinclair Oil & Gas Co |
Thermal process for in-situ decomposition of oil shale
|
|
US2825408A
(en)
|
1953-03-09 |
1958-03-04 |
Sinclair Oil & Gas Company |
Oil recovery by subsurface thermal processing
|
|
US2771954A
(en)
|
1953-04-29 |
1956-11-27 |
Exxon Research Engineering Co |
Treatment of petroleum production wells
|
|
US2703621A
(en)
|
1953-05-04 |
1955-03-08 |
George W Ford |
Oil well bottom hole flow increasing unit
|
|
US2743906A
(en)
|
1953-05-08 |
1956-05-01 |
William E Coyle |
Hydraulic underreamer
|
|
US2803305A
(en)
|
1953-05-14 |
1957-08-20 |
Pan American Petroleum Corp |
Oil recovery by underground combustion
|
|
US2914309A
(en)
*
|
1953-05-25 |
1959-11-24 |
Svenska Skifferolje Ab |
Oil and gas recovery from tar sands
|
|
US2847306A
(en)
*
|
1953-07-01 |
1958-08-12 |
Exxon Research Engineering Co |
Process for recovery of oil from shale
|
|
US2902270A
(en)
|
1953-07-17 |
1959-09-01 |
Svenska Skifferolje Ab |
Method of and means in heating of subsurface fuel-containing deposits "in situ"
|
|
US2890754A
(en)
*
|
1953-10-30 |
1959-06-16 |
Svenska Skifferolje Ab |
Apparatus for recovering combustible substances from subterraneous deposits in situ
|
|
US2890755A
(en)
*
|
1953-12-19 |
1959-06-16 |
Svenska Skifferolje Ab |
Apparatus for recovering combustible substances from subterraneous deposits in situ
|
|
US2841375A
(en)
|
1954-03-03 |
1958-07-01 |
Svenska Skifferolje Ab |
Method for in-situ utilization of fuels by combustion
|
|
US2794504A
(en)
|
1954-05-10 |
1957-06-04 |
Union Oil Co |
Well heater
|
|
US2793696A
(en)
*
|
1954-07-22 |
1957-05-28 |
Pan American Petroleum Corp |
Oil recovery by underground combustion
|
|
US2801699A
(en)
*
|
1954-12-24 |
1957-08-06 |
Pure Oil Co |
Process for temporarily and selectively sealing a well
|
|
US2787325A
(en)
*
|
1954-12-24 |
1957-04-02 |
Pure Oil Co |
Selective treatment of geological formations
|
|
US2923535A
(en)
*
|
1955-02-11 |
1960-02-02 |
Svenska Skifferolje Ab |
Situ recovery from carbonaceous deposits
|
|
US2799341A
(en)
*
|
1955-03-04 |
1957-07-16 |
Union Oil Co |
Selective plugging in oil wells
|
|
US2801089A
(en)
|
1955-03-14 |
1957-07-30 |
California Research Corp |
Underground shale retorting process
|
|
US2862558A
(en)
*
|
1955-12-28 |
1958-12-02 |
Phillips Petroleum Co |
Recovering oils from formations
|
|
US2819761A
(en)
|
1956-01-19 |
1958-01-14 |
Continental Oil Co |
Process of removing viscous oil from a well bore
|
|
US2857002A
(en)
|
1956-03-19 |
1958-10-21 |
Texas Co |
Recovery of viscous crude oil
|
|
US2906340A
(en)
*
|
1956-04-05 |
1959-09-29 |
Texaco Inc |
Method of treating a petroleum producing formation
|
|
US2991046A
(en)
|
1956-04-16 |
1961-07-04 |
Parsons Lional Ashley |
Combined winch and bollard device
|
|
US2889882A
(en)
|
1956-06-06 |
1959-06-09 |
Phillips Petroleum Co |
Oil recovery by in situ combustion
|
|
US3120264A
(en)
*
|
1956-07-09 |
1964-02-04 |
Texaco Development Corp |
Recovery of oil by in situ combustion
|
|
US3016053A
(en)
|
1956-08-02 |
1962-01-09 |
George J Medovick |
Underwater breathing apparatus
|
|
US2997105A
(en)
|
1956-10-08 |
1961-08-22 |
Pan American Petroleum Corp |
Burner apparatus
|
|
US2932352A
(en)
*
|
1956-10-25 |
1960-04-12 |
Union Oil Co |
Liquid filled well heater
|
|
US2804149A
(en)
*
|
1956-12-12 |
1957-08-27 |
John R Donaldson |
Oil well heater and reviver
|
|
US2952449A
(en)
|
1957-02-01 |
1960-09-13 |
Fmc Corp |
Method of forming underground communication between boreholes
|
|
US3127936A
(en)
|
1957-07-26 |
1964-04-07 |
Svenska Skifferolje Ab |
Method of in situ heating of subsurface preferably fuel containing deposits
|
|
US2942223A
(en)
|
1957-08-09 |
1960-06-21 |
Gen Electric |
Electrical resistance heater
|
|
US2906337A
(en)
*
|
1957-08-16 |
1959-09-29 |
Pure Oil Co |
Method of recovering bitumen
|
|
US3007521A
(en)
*
|
1957-10-28 |
1961-11-07 |
Phillips Petroleum Co |
Recovery of oil by in situ combustion
|
|
US3010516A
(en)
|
1957-11-18 |
1961-11-28 |
Phillips Petroleum Co |
Burner and process for in situ combustion
|
|
US2954826A
(en)
|
1957-12-02 |
1960-10-04 |
William E Sievers |
Heated well production string
|
|
US2994376A
(en)
*
|
1957-12-27 |
1961-08-01 |
Phillips Petroleum Co |
In situ combustion process
|
|
US3061009A
(en)
|
1958-01-17 |
1962-10-30 |
Svenska Skifferolje Ab |
Method of recovery from fossil fuel bearing strata
|
|
US3062282A
(en)
*
|
1958-01-24 |
1962-11-06 |
Phillips Petroleum Co |
Initiation of in situ combustion in a carbonaceous stratum
|
|
US3051235A
(en)
|
1958-02-24 |
1962-08-28 |
Jersey Prod Res Co |
Recovery of petroleum crude oil, by in situ combustion and in situ hydrogenation
|
|
US3004603A
(en)
|
1958-03-07 |
1961-10-17 |
Phillips Petroleum Co |
Heater
|
|
US3032102A
(en)
|
1958-03-17 |
1962-05-01 |
Phillips Petroleum Co |
In situ combustion method
|
|
US3004601A
(en)
|
1958-05-09 |
1961-10-17 |
Albert G Bodine |
Method and apparatus for augmenting oil recovery from wells by refrigeration
|
|
US3048221A
(en)
|
1958-05-12 |
1962-08-07 |
Phillips Petroleum Co |
Hydrocarbon recovery by thermal drive
|
|
US3026940A
(en)
|
1958-05-19 |
1962-03-27 |
Electronic Oil Well Heater Inc |
Oil well temperature indicator and control
|
|
US3010513A
(en)
*
|
1958-06-12 |
1961-11-28 |
Phillips Petroleum Co |
Initiation of in situ combustion in carbonaceous stratum
|
|
US2958519A
(en)
|
1958-06-23 |
1960-11-01 |
Phillips Petroleum Co |
In situ combustion process
|
|
US3044545A
(en)
*
|
1958-10-02 |
1962-07-17 |
Phillips Petroleum Co |
In situ combustion process
|
|
US3050123A
(en)
|
1958-10-07 |
1962-08-21 |
Cities Service Res & Dev Co |
Gas fired oil-well burner
|
|
US2950240A
(en)
|
1958-10-10 |
1960-08-23 |
Socony Mobil Oil Co Inc |
Selective cracking of aliphatic hydrocarbons
|
|
US2974937A
(en)
*
|
1958-11-03 |
1961-03-14 |
Jersey Prod Res Co |
Petroleum recovery from carbonaceous formations
|
|
US2998457A
(en)
|
1958-11-19 |
1961-08-29 |
Ashland Oil Inc |
Production of phenols
|
|
US2970826A
(en)
|
1958-11-21 |
1961-02-07 |
Texaco Inc |
Recovery of oil from oil shale
|
|
US3097690A
(en)
*
|
1958-12-24 |
1963-07-16 |
Gulf Research Development Co |
Process for heating a subsurface formation
|
|
US3036632A
(en)
|
1958-12-24 |
1962-05-29 |
Socony Mobil Oil Co Inc |
Recovery of hydrocarbon materials from earth formations by application of heat
|
|
US2969226A
(en)
|
1959-01-19 |
1961-01-24 |
Pyrochem Corp |
Pendant parting petro pyrolysis process
|
|
US3017168A
(en)
|
1959-01-26 |
1962-01-16 |
Phillips Petroleum Co |
In situ retorting of oil shale
|
|
US3110345A
(en)
*
|
1959-02-26 |
1963-11-12 |
Gulf Research Development Co |
Low temperature reverse combustion process
|
|
US3113619A
(en)
*
|
1959-03-30 |
1963-12-10 |
Phillips Petroleum Co |
Line drive counterflow in situ combustion process
|
|
US3113620A
(en)
|
1959-07-06 |
1963-12-10 |
Exxon Research Engineering Co |
Process for producing viscous oil
|
|
US3113623A
(en)
*
|
1959-07-20 |
1963-12-10 |
Union Oil Co |
Apparatus for underground retorting
|
|
US3181613A
(en)
*
|
1959-07-20 |
1965-05-04 |
Union Oil Co |
Method and apparatus for subterranean heating
|
|
US3116792A
(en)
*
|
1959-07-27 |
1964-01-07 |
Phillips Petroleum Co |
In situ combustion process
|
|
US3132692A
(en)
*
|
1959-07-27 |
1964-05-12 |
Phillips Petroleum Co |
Use of formation heat from in situ combustion
|
|
US3150715A
(en)
*
|
1959-09-30 |
1964-09-29 |
Shell Oil Co |
Oil recovery by in situ combustion with water injection
|
|
US3095031A
(en)
|
1959-12-09 |
1963-06-25 |
Eurenius Malte Oscar |
Burners for use in bore holes in the ground
|
|
US3131763A
(en)
|
1959-12-30 |
1964-05-05 |
Texaco Inc |
Electrical borehole heater
|
|
US3163745A
(en)
*
|
1960-02-29 |
1964-12-29 |
Socony Mobil Oil Co Inc |
Heating of an earth formation penetrated by a well borehole
|
|
US3127935A
(en)
*
|
1960-04-08 |
1964-04-07 |
Marathon Oil Co |
In situ combustion for oil recovery in tar sands, oil shales and conventional petroleum reservoirs
|
|
US3137347A
(en)
|
1960-05-09 |
1964-06-16 |
Phillips Petroleum Co |
In situ electrolinking of oil shale
|
|
US3139928A
(en)
*
|
1960-05-24 |
1964-07-07 |
Shell Oil Co |
Thermal process for in situ decomposition of oil shale
|
|
US3058730A
(en)
|
1960-06-03 |
1962-10-16 |
Fmc Corp |
Method of forming underground communication between boreholes
|
|
US3106244A
(en)
*
|
1960-06-20 |
1963-10-08 |
Phillips Petroleum Co |
Process for producing oil shale in situ by electrocarbonization
|
|
US3142336A
(en)
|
1960-07-18 |
1964-07-28 |
Shell Oil Co |
Method and apparatus for injecting steam into subsurface formations
|
|
US3105545A
(en)
*
|
1960-11-21 |
1963-10-01 |
Shell Oil Co |
Method of heating underground formations
|
|
US3164207A
(en)
*
|
1961-01-17 |
1965-01-05 |
Wayne H Thessen |
Method for recovering oil
|
|
US3138203A
(en)
*
|
1961-03-06 |
1964-06-23 |
Jersey Prod Res Co |
Method of underground burning
|
|
US3191679A
(en)
|
1961-04-13 |
1965-06-29 |
Wendell S Miller |
Melting process for recovering bitumens from the earth
|
|
US3207220A
(en)
*
|
1961-06-26 |
1965-09-21 |
Chester I Williams |
Electric well heater
|
|
US3114417A
(en)
*
|
1961-08-14 |
1963-12-17 |
Ernest T Saftig |
Electric oil well heater apparatus
|
|
US3246695A
(en)
|
1961-08-21 |
1966-04-19 |
Charles L Robinson |
Method for heating minerals in situ with radioactive materials
|
|
US3057404A
(en)
|
1961-09-29 |
1962-10-09 |
Socony Mobil Oil Co Inc |
Method and system for producing oil tenaciously held in porous formations
|
|
US3183675A
(en)
|
1961-11-02 |
1965-05-18 |
Conch Int Methane Ltd |
Method of freezing an earth formation
|
|
US3170842A
(en)
|
1961-11-06 |
1965-02-23 |
Phillips Petroleum Co |
Subcritical borehole nuclear reactor and process
|
|
US3209825A
(en)
|
1962-02-14 |
1965-10-05 |
Continental Oil Co |
Low temperature in-situ combustion
|
|
US3205946A
(en)
|
1962-03-12 |
1965-09-14 |
Shell Oil Co |
Consolidation by silica coalescence
|
|
US3165154A
(en)
|
1962-03-23 |
1965-01-12 |
Phillips Petroleum Co |
Oil recovery by in situ combustion
|
|
US3149670A
(en)
*
|
1962-03-27 |
1964-09-22 |
Smclair Res Inc |
In-situ heating process
|
|
US3149672A
(en)
|
1962-05-04 |
1964-09-22 |
Jersey Prod Res Co |
Method and apparatus for electrical heating of oil-bearing formations
|
|
US3208531A
(en)
|
1962-08-21 |
1965-09-28 |
Otis Eng Co |
Inserting tool for locating and anchoring a device in tubing
|
|
US3182721A
(en)
|
1962-11-02 |
1965-05-11 |
Sun Oil Co |
Method of petroleum production by forward in situ combustion
|
|
US3288648A
(en)
|
1963-02-04 |
1966-11-29 |
Pan American Petroleum Corp |
Process for producing electrical energy from geological liquid hydrocarbon formation
|
|
US3205942A
(en)
|
1963-02-07 |
1965-09-14 |
Socony Mobil Oil Co Inc |
Method for recovery of hydrocarbons by in situ heating of oil shale
|
|
US3258069A
(en)
|
1963-02-07 |
1966-06-28 |
Shell Oil Co |
Method for producing a source of energy from an overpressured formation
|
|
US3221505A
(en)
|
1963-02-20 |
1965-12-07 |
Gulf Research Development Co |
Grouting method
|
|
US3221811A
(en)
|
1963-03-11 |
1965-12-07 |
Shell Oil Co |
Mobile in-situ heating of formations
|
|
US3250327A
(en)
|
1963-04-02 |
1966-05-10 |
Socony Mobil Oil Co Inc |
Recovering nonflowing hydrocarbons
|
|
US3241611A
(en)
|
1963-04-10 |
1966-03-22 |
Equity Oil Company |
Recovery of petroleum products from oil shale
|
|
GB959945A
(en)
|
1963-04-18 |
1964-06-03 |
Conch Int Methane Ltd |
Constructing a frozen wall within the ground
|
|
US3237689A
(en)
|
1963-04-29 |
1966-03-01 |
Clarence I Justheim |
Distillation of underground deposits of solid carbonaceous materials in situ
|
|
US3205944A
(en)
*
|
1963-06-14 |
1965-09-14 |
Socony Mobil Oil Co Inc |
Recovery of hydrocarbons from a subterranean reservoir by heating
|
|
US3233668A
(en)
|
1963-11-15 |
1966-02-08 |
Exxon Production Research Co |
Recovery of shale oil
|
|
US3285335A
(en)
|
1963-12-11 |
1966-11-15 |
Exxon Research Engineering Co |
In situ pyrolysis of oil shale formations
|
|
US3273640A
(en)
|
1963-12-13 |
1966-09-20 |
Pyrochem Corp |
Pressure pulsing perpendicular permeability process for winning stabilized primary volatiles from oil shale in situ
|
|
US3272261A
(en)
|
1963-12-13 |
1966-09-13 |
Gulf Research Development Co |
Process for recovery of oil
|
|
US3303883A
(en)
*
|
1964-01-06 |
1967-02-14 |
Mobil Oil Corp |
Thermal notching technique
|
|
US3275076A
(en)
|
1964-01-13 |
1966-09-27 |
Mobil Oil Corp |
Recovery of asphaltic-type petroleum from a subterranean reservoir
|
|
US3342258A
(en)
|
1964-03-06 |
1967-09-19 |
Shell Oil Co |
Underground oil recovery from solid oil-bearing deposits
|
|
US3294167A
(en)
|
1964-04-13 |
1966-12-27 |
Shell Oil Co |
Thermal oil recovery
|
|
US3284281A
(en)
|
1964-08-31 |
1966-11-08 |
Phillips Petroleum Co |
Production of oil from oil shale through fractures
|
|
US3302707A
(en)
|
1964-09-30 |
1967-02-07 |
Mobil Oil Corp |
Method for improving fluid recoveries from earthen formations
|
|
US3316020A
(en)
|
1964-11-23 |
1967-04-25 |
Mobil Oil Corp |
In situ retorting method employed in oil shale
|
|
US3380913A
(en)
|
1964-12-28 |
1968-04-30 |
Phillips Petroleum Co |
Refining of effluent from in situ combustion operation
|
|
US3332480A
(en)
|
1965-03-04 |
1967-07-25 |
Pan American Petroleum Corp |
Recovery of hydrocarbons by thermal methods
|
|
US3338306A
(en)
|
1965-03-09 |
1967-08-29 |
Mobil Oil Corp |
Recovery of heavy oil from oil sands
|
|
US3358756A
(en)
|
1965-03-12 |
1967-12-19 |
Shell Oil Co |
Method for in situ recovery of solid or semi-solid petroleum deposits
|
|
US3262741A
(en)
|
1965-04-01 |
1966-07-26 |
Pittsburgh Plate Glass Co |
Solution mining of potassium chloride
|
|
DE1242535B
(de)
|
1965-04-13 |
1967-06-22 |
Deutsche Erdoel Ag |
Verfahren zur Restausfoerderung von Erdoellagerstaetten
|
|
US3316344A
(en)
|
1965-04-26 |
1967-04-25 |
Central Electr Generat Board |
Prevention of icing of electrical conductors
|
|
US3342267A
(en)
|
1965-04-29 |
1967-09-19 |
Gerald S Cotter |
Turbo-generator heater for oil and gas wells and pipe lines
|
|
US3278234A
(en)
|
1965-05-17 |
1966-10-11 |
Pittsburgh Plate Glass Co |
Solution mining of potassium chloride
|
|
US3352355A
(en)
|
1965-06-23 |
1967-11-14 |
Dow Chemical Co |
Method of recovery of hydrocarbons from solid hydrocarbonaceous formations
|
|
US3346044A
(en)
*
|
1965-09-08 |
1967-10-10 |
Mobil Oil Corp |
Method and structure for retorting oil shale in situ by cycling fluid flows
|
|
US3349845A
(en)
|
1965-10-22 |
1967-10-31 |
Sinclair Oil & Gas Company |
Method of establishing communication between wells
|
|
US3379248A
(en)
|
1965-12-10 |
1968-04-23 |
Mobil Oil Corp |
In situ combustion process utilizing waste heat
|
|
US3454365A
(en)
*
|
1966-02-18 |
1969-07-08 |
Phillips Petroleum Co |
Analysis and control of in situ combustion of underground carbonaceous deposit
|
|
US3386508A
(en)
|
1966-02-21 |
1968-06-04 |
Exxon Production Research Co |
Process and system for the recovery of viscous oil
|
|
US3362751A
(en)
|
1966-02-28 |
1968-01-09 |
Tinlin William |
Method and system for recovering shale oil and gas
|
|
US3595082A
(en)
|
1966-03-04 |
1971-07-27 |
Gulf Oil Corp |
Temperature measuring apparatus
|
|
US3410977A
(en)
|
1966-03-28 |
1968-11-12 |
Ando Masao |
Method of and apparatus for heating the surface part of various construction materials
|
|
DE1615192B1
(de)
|
1966-04-01 |
1970-08-20 |
Chisso Corp |
Induktiv beheiztes Heizrohr
|
|
US3410796A
(en)
|
1966-04-04 |
1968-11-12 |
Gas Processors Inc |
Process for treatment of saline waters
|
|
US3513913A
(en)
|
1966-04-19 |
1970-05-26 |
Shell Oil Co |
Oil recovery from oil shales by transverse combustion
|
|
US3372754A
(en)
|
1966-05-31 |
1968-03-12 |
Mobil Oil Corp |
Well assembly for heating a subterranean formation
|
|
US3399623A
(en)
|
1966-07-14 |
1968-09-03 |
James R. Creed |
Apparatus for and method of producing viscid oil
|
|
US3412011A
(en)
|
1966-09-02 |
1968-11-19 |
Phillips Petroleum Co |
Catalytic cracking and in situ combustion process for producing hydrocarbons
|
|
US3465819A
(en)
|
1967-02-13 |
1969-09-09 |
American Oil Shale Corp |
Use of nuclear detonations in producing hydrocarbons from an underground formation
|
|
US3389975A
(en)
|
1967-03-10 |
1968-06-25 |
Sinclair Research Inc |
Process for the recovery of aluminum values from retorted shale and conversion of sodium aluminate to sodium aluminum carbonate hydroxide
|
|
NL6803827A
(fr)
|
1967-03-22 |
1968-09-23 |
|
|
|
US3438439A
(en)
|
1967-05-29 |
1969-04-15 |
Pan American Petroleum Corp |
Method for plugging formations by production of sulfur therein
|
|
US3474863A
(en)
|
1967-07-28 |
1969-10-28 |
Shell Oil Co |
Shale oil extraction process
|
|
US3528501A
(en)
|
1967-08-04 |
1970-09-15 |
Phillips Petroleum Co |
Recovery of oil from oil shale
|
|
US3480082A
(en)
|
1967-09-25 |
1969-11-25 |
Continental Oil Co |
In situ retorting of oil shale using co2 as heat carrier
|
|
US3434541A
(en)
|
1967-10-11 |
1969-03-25 |
Mobil Oil Corp |
In situ combustion process
|
|
US3485300A
(en)
|
1967-12-20 |
1969-12-23 |
Phillips Petroleum Co |
Method and apparatus for defoaming crude oil down hole
|
|
US3477058A
(en)
|
1968-02-01 |
1969-11-04 |
Gen Electric |
Magnesia insulated heating elements and methods of production
|
|
US3580987A
(en)
|
1968-03-26 |
1971-05-25 |
Pirelli |
Electric cable
|
|
US3455383A
(en)
|
1968-04-24 |
1969-07-15 |
Shell Oil Co |
Method of producing fluidized material from a subterranean formation
|
|
US3578080A
(en)
|
1968-06-10 |
1971-05-11 |
Shell Oil Co |
Method of producing shale oil from an oil shale formation
|
|
US3529682A
(en)
|
1968-10-03 |
1970-09-22 |
Bell Telephone Labor Inc |
Location detection and guidance systems for burrowing device
|
|
US3537528A
(en)
|
1968-10-14 |
1970-11-03 |
Shell Oil Co |
Method for producing shale oil from an exfoliated oil shale formation
|
|
US3593789A
(en)
|
1968-10-18 |
1971-07-20 |
Shell Oil Co |
Method for producing shale oil from an oil shale formation
|
|
US3502372A
(en)
|
1968-10-23 |
1970-03-24 |
Shell Oil Co |
Process of recovering oil and dawsonite from oil shale
|
|
US3565171A
(en)
|
1968-10-23 |
1971-02-23 |
Shell Oil Co |
Method for producing shale oil from a subterranean oil shale formation
|
|
US3545544A
(en)
*
|
1968-10-24 |
1970-12-08 |
Phillips Petroleum Co |
Recovery of hydrocarbons by in situ combustion
|
|
US3554285A
(en)
|
1968-10-24 |
1971-01-12 |
Phillips Petroleum Co |
Production and upgrading of heavy viscous oils
|
|
US3629551A
(en)
|
1968-10-29 |
1971-12-21 |
Chisso Corp |
Controlling heat generation locally in a heat-generating pipe utilizing skin-effect current
|
|
US3501201A
(en)
|
1968-10-30 |
1970-03-17 |
Shell Oil Co |
Method of producing shale oil from a subterranean oil shale formation
|
|
US3614986A
(en)
|
1969-03-03 |
1971-10-26 |
Electrothermic Co |
Method for injecting heated fluids into mineral bearing formations
|
|
US3562401A
(en)
*
|
1969-03-03 |
1971-02-09 |
Union Carbide Corp |
Low temperature electric transmission systems
|
|
US3542131A
(en)
|
1969-04-01 |
1970-11-24 |
Mobil Oil Corp |
Method of recovering hydrocarbons from oil shale
|
|
US3547192A
(en)
|
1969-04-04 |
1970-12-15 |
Shell Oil Co |
Method of metal coating and electrically heating a subterranean earth formation
|
|
US3618663A
(en)
|
1969-05-01 |
1971-11-09 |
Phillips Petroleum Co |
Shale oil production
|
|
US3605890A
(en)
|
1969-06-04 |
1971-09-20 |
Chevron Res |
Hydrogen production from a kerogen-depleted shale formation
|
|
US3572838A
(en)
|
1969-07-07 |
1971-03-30 |
Shell Oil Co |
Recovery of aluminum compounds and oil from oil shale formations
|
|
US3526095A
(en)
|
1969-07-24 |
1970-09-01 |
Ralph E Peck |
Liquid gas storage system
|
|
US3599714A
(en)
|
1969-09-08 |
1971-08-17 |
Roger L Messman |
Method of recovering hydrocarbons by in situ combustion
|
|
US3547193A
(en)
|
1969-10-08 |
1970-12-15 |
Electrothermic Co |
Method and apparatus for recovery of minerals from sub-surface formations using electricity
|
|
US3702886A
(en)
|
1969-10-10 |
1972-11-14 |
Mobil Oil Corp |
Crystalline zeolite zsm-5 and method of preparing the same
|
|
US3679264A
(en)
|
1969-10-22 |
1972-07-25 |
Allen T Van Huisen |
Geothermal in situ mining and retorting system
|
|
US3661423A
(en)
|
1970-02-12 |
1972-05-09 |
Occidental Petroleum Corp |
In situ process for recovery of carbonaceous materials from subterranean deposits
|
|
US3943160A
(en)
|
1970-03-09 |
1976-03-09 |
Shell Oil Company |
Heat-stable calcium-compatible waterflood surfactant
|
|
US3676078A
(en)
|
1970-03-19 |
1972-07-11 |
Int Salt Co |
Salt solution mining and geothermal heat utilization system
|
|
US3858397A
(en)
|
1970-03-19 |
1975-01-07 |
Int Salt Co |
Carrying out heat-promotable chemical reactions in sodium chloride formation cavern
|
|
US3709979A
(en)
|
1970-04-23 |
1973-01-09 |
Mobil Oil Corp |
Crystalline zeolite zsm-11
|
|
US3647358A
(en)
|
1970-07-23 |
1972-03-07 |
Anti Pollution Systems |
Method of catalytically inducing oxidation of carbonaceous materials by the use of molten salts
|
|
US3759574A
(en)
|
1970-09-24 |
1973-09-18 |
Shell Oil Co |
Method of producing hydrocarbons from an oil shale formation
|
|
US3661424A
(en)
|
1970-10-20 |
1972-05-09 |
Int Salt Co |
Geothermal energy recovery from deep caverns in salt deposits by means of air flow
|
|
US4305463A
(en)
|
1979-10-31 |
1981-12-15 |
Oil Trieval Corporation |
Oil recovery method and apparatus
|
|
US3679812A
(en)
|
1970-11-13 |
1972-07-25 |
Schlumberger Technology Corp |
Electrical suspension cable for well tools
|
|
US3765477A
(en)
|
1970-12-21 |
1973-10-16 |
Huisen A Van |
Geothermal-nuclear energy release and recovery system
|
|
US3680633A
(en)
|
1970-12-28 |
1972-08-01 |
Sun Oil Co Delaware |
Situ combustion initiation process
|
|
US3675715A
(en)
|
1970-12-30 |
1972-07-11 |
Forrester A Clark |
Processes for secondarily recovering oil
|
|
US3770614A
(en)
|
1971-01-15 |
1973-11-06 |
Mobil Oil Corp |
Split feed reforming and n-paraffin elimination from low boiling reformate
|
|
US3832449A
(en)
|
1971-03-18 |
1974-08-27 |
Mobil Oil Corp |
Crystalline zeolite zsm{14 12
|
|
US3700280A
(en)
|
1971-04-28 |
1972-10-24 |
Shell Oil Co |
Method of producing oil from an oil shale formation containing nahcolite and dawsonite
|
|
US3770398A
(en)
|
1971-09-17 |
1973-11-06 |
Cities Service Oil Co |
In situ coal gasification process
|
|
US3812913A
(en)
|
1971-10-18 |
1974-05-28 |
Sun Oil Co |
Method of formation consolidation
|
|
US3893918A
(en)
|
1971-11-22 |
1975-07-08 |
Engineering Specialties Inc |
Method for separating material leaving a well
|
|
US3766982A
(en)
|
1971-12-27 |
1973-10-23 |
Justheim Petrol Co |
Method for the in-situ treatment of hydrocarbonaceous materials
|
|
US3759328A
(en)
|
1972-05-11 |
1973-09-18 |
Shell Oil Co |
Laterally expanding oil shale permeabilization
|
|
US3794116A
(en)
|
1972-05-30 |
1974-02-26 |
Atomic Energy Commission |
Situ coal bed gasification
|
|
US3757860A
(en)
|
1972-08-07 |
1973-09-11 |
Atlantic Richfield Co |
Well heating
|
|
US3779602A
(en)
|
1972-08-07 |
1973-12-18 |
Shell Oil Co |
Process for solution mining nahcolite
|
|
US3809159A
(en)
|
1972-10-02 |
1974-05-07 |
Continental Oil Co |
Process for simultaneously increasing recovery and upgrading oil in a reservoir
|
|
US3804172A
(en)
|
1972-10-11 |
1974-04-16 |
Shell Oil Co |
Method for the recovery of oil from oil shale
|
|
US3794113A
(en)
|
1972-11-13 |
1974-02-26 |
Mobil Oil Corp |
Combination in situ combustion displacement and steam stimulation of producing wells
|
|
US3804169A
(en)
|
1973-02-07 |
1974-04-16 |
Shell Oil Co |
Spreading-fluid recovery of subterranean oil
|
|
US3947683A
(en)
|
1973-06-05 |
1976-03-30 |
Texaco Inc. |
Combination of epithermal and inelastic neutron scattering methods to locate coal and oil shale zones
|
|
US4076761A
(en)
|
1973-08-09 |
1978-02-28 |
Mobil Oil Corporation |
Process for the manufacture of gasoline
|
|
US4016245A
(en)
|
1973-09-04 |
1977-04-05 |
Mobil Oil Corporation |
Crystalline zeolite and method of preparing same
|
|
US3881551A
(en)
|
1973-10-12 |
1975-05-06 |
Ruel C Terry |
Method of extracting immobile hydrocarbons
|
|
US3853185A
(en)
|
1973-11-30 |
1974-12-10 |
Continental Oil Co |
Guidance system for a horizontal drilling apparatus
|
|
US3907045A
(en)
|
1973-11-30 |
1975-09-23 |
Continental Oil Co |
Guidance system for a horizontal drilling apparatus
|
|
US3882941A
(en)
|
1973-12-17 |
1975-05-13 |
Cities Service Res & Dev Co |
In situ production of bitumen from oil shale
|
|
US4037655A
(en)
|
1974-04-19 |
1977-07-26 |
Electroflood Company |
Method for secondary recovery of oil
|
|
US4199025A
(en)
|
1974-04-19 |
1980-04-22 |
Electroflood Company |
Method and apparatus for tertiary recovery of oil
|
|
US3922148A
(en)
|
1974-05-16 |
1975-11-25 |
Texaco Development Corp |
Production of methane-rich gas
|
|
US3948755A
(en)
|
1974-05-31 |
1976-04-06 |
Standard Oil Company |
Process for recovering and upgrading hydrocarbons from oil shale and tar sands
|
|
US3894769A
(en)
|
1974-06-06 |
1975-07-15 |
Shell Oil Co |
Recovering oil from a subterranean carbonaceous formation
|
|
US3948758A
(en)
|
1974-06-17 |
1976-04-06 |
Mobil Oil Corporation |
Production of alkyl aromatic hydrocarbons
|
|
US4006778A
(en)
|
1974-06-21 |
1977-02-08 |
Texaco Exploration Canada Ltd. |
Thermal recovery of hydrocarbon from tar sands
|
|
US4026357A
(en)
|
1974-06-26 |
1977-05-31 |
Texaco Exploration Canada Ltd. |
In situ gasification of solid hydrocarbon materials in a subterranean formation
|
|
US4005752A
(en)
|
1974-07-26 |
1977-02-01 |
Occidental Petroleum Corporation |
Method of igniting in situ oil shale retort with fuel rich flue gas
|
|
US4029360A
(en)
|
1974-07-26 |
1977-06-14 |
Occidental Oil Shale, Inc. |
Method of recovering oil and water from in situ oil shale retort flue gas
|
|
US3941421A
(en)
|
1974-08-13 |
1976-03-02 |
Occidental Petroleum Corporation |
Apparatus for obtaining uniform gas flow through an in situ oil shale retort
|
|
GB1454324A
(en)
|
1974-08-14 |
1976-11-03 |
Iniex |
Recovering combustible gases from underground deposits of coal or bituminous shale
|
|
US3948319A
(en)
|
1974-10-16 |
1976-04-06 |
Atlantic Richfield Company |
Method and apparatus for producing fluid by varying current flow through subterranean source formation
|
|
AR205595A1
(es)
|
1974-11-06 |
1976-05-14 |
Haldor Topsoe As |
Procedimiento para preparar gases rico en metano
|
|
US3933447A
(en)
|
1974-11-08 |
1976-01-20 |
The United States Of America As Represented By The United States Energy Research And Development Administration |
Underground gasification of coal
|
|
US4138442A
(en)
|
1974-12-05 |
1979-02-06 |
Mobil Oil Corporation |
Process for the manufacture of gasoline
|
|
US3952802A
(en)
|
1974-12-11 |
1976-04-27 |
In Situ Technology, Inc. |
Method and apparatus for in situ gasification of coal and the commercial products derived therefrom
|
|
US3986556A
(en)
|
1975-01-06 |
1976-10-19 |
Haynes Charles A |
Hydrocarbon recovery from earth strata
|
|
US3958636A
(en)
|
1975-01-23 |
1976-05-25 |
Atlantic Richfield Company |
Production of bitumen from a tar sand formation
|
|
US4042026A
(en)
|
1975-02-08 |
1977-08-16 |
Deutsche Texaco Aktiengesellschaft |
Method for initiating an in-situ recovery process by the introduction of oxygen
|
|
US3972372A
(en)
*
|
1975-03-10 |
1976-08-03 |
Fisher Sidney T |
Exraction of hydrocarbons in situ from underground hydrocarbon deposits
|
|
US4096163A
(en)
|
1975-04-08 |
1978-06-20 |
Mobil Oil Corporation |
Conversion of synthesis gas to hydrocarbon mixtures
|
|
US3924680A
(en)
|
1975-04-23 |
1975-12-09 |
In Situ Technology Inc |
Method of pyrolysis of coal in situ
|
|
US3973628A
(en)
|
1975-04-30 |
1976-08-10 |
New Mexico Tech Research Foundation |
In situ solution mining of coal
|
|
US4016239A
(en)
|
1975-05-22 |
1977-04-05 |
Union Oil Company Of California |
Recarbonation of spent oil shale
|
|
US3987851A
(en)
|
1975-06-02 |
1976-10-26 |
Shell Oil Company |
Serially burning and pyrolyzing to produce shale oil from a subterranean oil shale
|
|
US3986557A
(en)
|
1975-06-06 |
1976-10-19 |
Atlantic Richfield Company |
Production of bitumen from tar sands
|
|
CA1064890A
(fr)
|
1975-06-10 |
1979-10-23 |
Mae K. Rubin |
Synthese et utilisation de la zeolite cristalline
|
|
US3950029A
(en)
|
1975-06-12 |
1976-04-13 |
Mobil Oil Corporation |
In situ retorting of oil shale
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Method and apparatus for remote installations of dual tubing strings in a subsea well
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1982-04-05 |
1985-07-23 |
Mobil Oil Corporation |
Method for maximum in-situ visbreaking of heavy oil
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CA1196594A
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1982-04-08 |
1985-11-12 |
Guy Savard |
Extraction du petrole present dans les sables bitumineux
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1982-04-23 |
1985-08-27 |
Standard Oil Company (Indiana) |
Method of underground conversion of coal
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1982-04-26 |
1985-01-01 |
Pirson Sylvain J |
Method for oil recovery by in situ exfoliation drive
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1982-04-29 |
1984-06-19 |
Jarrott David M |
Process for the geoconversion of coal into oil
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1982-05-03 |
1983-11-01 |
Cities Service Company |
Electrothermal process for recovering hydrocarbons
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1982-06-14 |
1985-06-25 |
Texaco Inc. |
Method of heating an oil shale formation
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1982-06-29 |
1984-07-03 |
Standard Oil Company |
Transient response process for detecting in situ retorting conditions
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1982-07-21 |
1984-04-17 |
Reale Lucio V |
Treatment of underground beds
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1982-07-26 |
1984-04-03 |
Union Carbide Corporation |
Crystalline silicoaluminophosphates
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1982-07-28 |
1983-10-04 |
The M. W. Kellogg Company |
Methanol from coal and natural gas
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1982-08-23 |
1984-10-30 |
Wang Fun Den |
Method and apparatus for recovery of oil, gas and mineral deposits by panel opening
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1982-08-31 |
1984-07-17 |
Chevron Research Company |
Advancing heated annulus steam drive
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1982-09-28 |
1984-07-10 |
Mobil Oil Corporation |
Method for directionally drilling a first well to intersect a second well
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1982-09-29 |
1984-12-04 |
Iit Research Institute |
Method for recovery of viscous hydrocarbons by electromagnetic heating in situ
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1982-09-30 |
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Metcal, Inc. |
Autoregulating, electrically shielded heater
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1982-09-30 |
1990-05-22 |
Engelhard Corporation |
Method of methanol production
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1982-09-30 |
1986-12-02 |
John F. Krumme |
Dispositif de chauffage auto-stabilisateur a blindage electrique
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1982-10-01 |
1985-02-12 |
Rockwell International Corporation |
Emission controller for indirect fired downhole steam generators
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1982-10-22 |
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Iit Research Institute |
Recovery of liquid hydrocarbons from oil shale by electromagnetic heating in situ
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1982-11-22 |
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Shell Int Research |
Process for the preparation of a fischer-tropsch catalyst, a catalyst so prepared and use of this catalyst in the preparation of hydrocarbons
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1982-11-30 |
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Iit Research Institute |
Apparatus and method for in situ controlled heat processing of hydrocarbonaceous formations with a controlled parameter line
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1982-11-30 |
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Phillips Petroleum Company |
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1982-12-01 |
1988-06-21 |
Metcal, Inc. |
Autoregulating heater
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1983-01-14 |
1984-11-20 |
Exxon Production Research Co. |
In-situ retorting of oil shale
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1983-01-17 |
1985-02-26 |
Gulf Canada Limited |
In-situ recovery of viscous hydrocarbonaceous crude oil
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1983-02-10 |
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Magda Richard M |
Well hot oil system
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1983-03-21 |
1987-02-03 |
Shell Oil Company |
In-situ steam drive oil recovery process
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1983-03-21 |
1989-12-12 |
Shell Oil Company |
Conductively heating a subterranean oil shale to create permeability and subsequently produce oil
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1983-03-31 |
1985-02-19 |
Union Carbide Corporation |
Titanium-containing molecular sieves
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1983-04-25 |
1984-07-10 |
Exxon Research And Engineering Co. |
In situ shale-oil recovery process
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1983-04-29 |
1985-10-08 |
Iit Research Institute |
Conduction heating of hydrocarbonaceous formations
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1983-04-29 |
1985-06-25 |
Iit Research Institute |
Single well stimulation for the recovery of liquid hydrocarbons from subsurface formations
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1983-05-02 |
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Sulcon, Inc. |
Method of overlaying sulphur concrete on horizontal and vertical surfaces
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1983-05-26 |
1988-12-27 |
Metcal, Inc. |
Self-regulating porous heater device
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1983-05-26 |
1991-12-17 |
Metcal, Inc. |
Self-regulating porous heating device
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1983-05-26 |
1986-12-17 |
Metcal Inc. |
Elément chauffant autorégulateur à température multiple
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DE3319732A1
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1983-05-31 |
1984-12-06 |
Kraftwerk Union AG, 4330 Mülheim |
Mittellastkraftwerk mit integrierter kohlevergasungsanlage zur erzeugung von strom und methanol
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1983-06-20 |
1986-04-15 |
Shell Oil Company |
Apparatus for focused electrode induced polarization logging
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1983-06-20 |
1987-04-14 |
Shell Oil Company |
Method for induced polarization logging
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1983-06-27 |
1988-01-05 |
Metcal, Inc. |
Slotted autoregulating heater
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1985-01-14 |
1991-01-15 |
Raychem Limited |
Wire and cable
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1983-07-08 |
1993-05-11 |
Raychem Limited |
Wire and cable
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1983-07-26 |
1986-07-01 |
Mobil Oil Corporation |
Vibratory signal sweep seismic prospecting method and apparatus
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1983-08-01 |
1985-02-26 |
Cities Service Company |
Method of in-situ hydrogenation of carbonaceous material
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1983-09-08 |
1985-09-03 |
Mcmanus James W |
Method and apparatus for removing oil well paraffin
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1983-11-07 |
1987-10-06 |
Mobil Oil Corporation |
Enhanced recovery of hydrocarbonaceous fluids oil shale
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1983-11-07 |
1986-03-04 |
Mobil Oil Corporation |
In-situ gasification of tar sands utilizing a combustible gas
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1983-12-12 |
1984-12-25 |
Atlantic Richfield Company |
Viscous oil production using electrical current heating and lateral drain holes
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1983-12-28 |
1986-07-08 |
Mobil Oil Corporation |
Method for operating a production well in an oxygen driven in-situ combustion oil recovery process
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1983-12-29 |
1986-04-15 |
Shell Oil Company |
Apparatus for positioning a sample in a computerized axial tomographic scanner
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1983-12-29 |
1986-02-18 |
Shell Oil Company |
Method of imaging the atomic number of a sample
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1983-12-29 |
1987-01-06 |
Shell Oil Company |
High resolution tomographic imaging method
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1983-12-29 |
1985-09-24 |
Shell Oil Company |
Method of correlating a core sample with its original position in a borehole
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1983-12-29 |
1985-09-10 |
Shell Oil Company |
Method of determining drilling fluid invasion
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1983-12-29 |
1986-09-23 |
Shell Oil Company |
Tomographic calibration apparatus
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1984-01-20 |
1987-05-05 |
Amoco Corporation |
Method of underground conversion of coal
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1984-02-02 |
1986-02-25 |
Thomas D. Mueller |
Variable proportioner
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1984-03-06 |
1986-11-18 |
Metcal, Inc. |
Heat treatment with an autoregulating heater
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1984-03-19 |
1987-02-17 |
Shell Oil Company |
In-situ method for determining pore size distribution, capillary pressure and permeability
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1984-03-22 |
1987-01-20 |
Amoco Corporation |
In situ retorting of oil shale with pulsed water purge
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1984-03-22 |
1985-11-12 |
Standard Oil Company (Indiana) |
Pulsed in situ retorting in an array of oil shale retorts
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1984-04-06 |
1986-02-18 |
Shell Oil Company |
Formation-tailored method and apparatus for uniformly heating long subterranean intervals at high temperature
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1984-04-18 |
1986-03-25 |
Mobil Oil Corporation |
Method of using seismic data to monitor firefloods
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1984-05-14 |
1986-06-03 |
Texaco Inc. |
Hydrocarbon stratum retorting means and method
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1984-05-25 |
1986-07-01 |
World Energy Systems, Inc. |
Recovery of oil by in situ hydrogenation
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1984-06-11 |
1986-11-04 |
Atlantic Richfield Company |
Progressive sequence for viscous oil recovery
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1984-06-22 |
1987-05-05 |
Shell Oil Company |
Method of analyzing fluid saturation using computerized axial tomography
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1984-09-04 |
1986-03-25 |
International Business Machines Corporation |
Method and device for detecting a specific acoustic spectral feature
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1984-09-10 |
1986-03-25 |
Texaco Inc. |
Method and apparatus for producing viscous hydrocarbons from a subterranean formation
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1984-09-13 |
1986-03-18 |
Texaco Inc. |
Method and apparatus for combating encroachment by in situ treated formations
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1984-09-21 |
1986-07-01 |
Atlantic Richfield Company |
Method for excavating a large diameter shaft into the earth and at least partially through an oil-bearing formation
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1984-09-25 |
1987-09-08 |
Worldenergy Systems, Inc. |
Recovery of oil by in-situ combustion followed by in-situ hydrogenation
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1984-10-05 |
1986-10-14 |
Shell Oil Company |
Mini-well temperature profiling process
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1984-10-25 |
1986-07-08 |
Mobil Oil Corporation |
Thermal recovery method for viscous oil
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1984-10-30 |
1986-02-25 |
Shell Oil Company |
Heater cable installation
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1984-11-21 |
1987-06-02 |
Mobil Oil Corporation |
Simultaneous recovery of crude from multiple zones in a reservoir
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1984-11-21 |
1987-01-06 |
Isl Ventures, Inc. |
Method of in-situ leaching of ores
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1984-11-30 |
1986-04-29 |
Shell Oil Company |
Well treating process for installing a cable bundle containing strands of changing diameter
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1985-01-11 |
1987-11-03 |
Egmond Cor F Van |
Heating rate variant elongated electrical resistance heater
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1985-03-04 |
1987-02-24 |
Thermon Manufacturing Company |
Reduced resistance skin effect heat generating system
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1985-03-18 |
1987-02-17 |
Shell Oil Company |
Steam-foaming surfactant mixtures which are tolerant of divalent ions
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1985-03-26 |
1987-10-06 |
Raychem Corporation |
Method of monitoring a heater for faults
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1985-03-26 |
1988-11-15 |
Raychem Corporation |
Method for monitoring a heater
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1985-04-05 |
1987-06-02 |
Iit Research Institute |
In situ decontamination of spills and landfills by radio frequency heating
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NO861531L
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1985-04-19 |
1986-10-20 |
Raychem Gmbh |
Varmelegeme.
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1985-06-18 |
1987-06-09 |
Shell Oil Company |
Method and apparatus for determining distribution of fluids
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(en)
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1985-06-24 |
1986-12-02 |
Shell Oil Company |
Metal oversheathed electrical resistance heater
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1985-06-27 |
1986-11-18 |
Occidental Oil Shale, Inc. |
Upgrading shale oil by a combination process
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1985-06-27 |
1986-08-12 |
Occidental Oil Shale, Inc. |
Upgrading shale oil by a combination process
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1985-07-19 |
1987-05-05 |
Uentech Corporation |
Method and apparatus for enhancing liquid hydrocarbon production from a single borehole in a slowly producing formation by non-uniform heating through optimized electrode arrays surrounding the borehole
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1985-08-13 |
1988-01-12 |
Shell Oil Company |
NMR imaging of materials for transport properties
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(en)
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1985-08-13 |
1988-03-01 |
Shell Oil Company |
NMR imaging of materials
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1985-11-14 |
1987-05-05 |
Atlantic Richfield Company |
Electrically stimulated well production system with flexible tubing conductor
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CA1253555A
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1985-11-21 |
1989-05-02 |
Cornelis F.H. Van Egmond |
Dispositif de chauffage longitudinal a resistance electrique a debit de chaleur variable
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1985-12-05 |
1987-05-05 |
Amoco Corporation |
Combination air-blown and oxygen-blown underground coal gasification process
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1985-12-06 |
1987-08-11 |
Union Carbide Corporation |
Dewaxing catalysts and processes employing titanoaluminosilicate molecular sieves
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1985-12-16 |
1989-07-18 |
Raychem Corporation |
Self-regulating heater employing reactive components
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1985-12-31 |
1988-03-08 |
Shell Oil Company |
Time-domain induced polarization logging method and apparatus with gated amplification level
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1986-01-31 |
1987-11-17 |
S-Cal Research Corp. |
Heavy oil recovery process
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1986-02-21 |
1987-09-22 |
Carbotek, Inc. |
Thermally-enhanced oil recovery method and apparatus
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DE3609253A1
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1986-03-19 |
1987-09-24 |
Interatom |
Verfahren zur tertiaeren oelgewinnung aus tiefbohrloechern mit verwertung des austretenden erdoelgases
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(en)
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1986-03-21 |
1987-02-03 |
Atlantic Richfield Company |
Electrode well and method of completion
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1986-03-24 |
1988-03-29 |
Air Products And Chemicals, Inc. |
Low pressure process for C3+ liquids recovery from process product gas
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1986-05-09 |
1987-03-24 |
Atlantic Richfield Company |
Enhanced well production
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1986-06-10 |
1989-03-21 |
Metcal, Inc. |
High power self-regulating heater
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1986-06-30 |
1987-07-28 |
Texaco Inc. |
Producing hydrocarbons through successively perforated intervals of a horizontal well between two vertical wells
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1986-07-02 |
1988-09-06 |
Shell Oil Company |
Determining multiphase saturations by NMR imaging of multiple nuclides
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1986-07-02 |
1990-01-16 |
Shell Oil Company |
Method for determining capillary pressure and relative permeability by imaging
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1986-07-14 |
1988-01-05 |
Production Technologies International, Inc. |
Method and system for introducing electric current into a well
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|
1986-07-23 |
1989-04-04 |
Cities Service Oil And Gas Corporation |
Process for converting heavy crudes, tars, and bitumens to lighter products in the presence of brine at supercritical conditions
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(en)
|
1986-07-31 |
1988-09-20 |
Energy Research Corporation |
Apparatus and method for methanol production using a fuel cell to regulate the gas composition entering the methanol synthesizer
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(en)
|
1986-08-12 |
1988-05-17 |
Atlantic Richfield Company |
Acoustic measurements in rock formations for determining fracture orientation
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(en)
|
1986-08-21 |
1987-09-29 |
Chevron Research Company |
Hasdrive with multiple offset producers
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US5085055A
(en)
*
|
1987-06-15 |
1992-02-04 |
The University Of Alabama/Research Foundation |
Reversible mechanochemical engines comprised of bioelastomers capable of modulable inverse temperature transitions for the interconversion of chemical and mechanical work
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(en)
|
1986-09-30 |
1988-09-06 |
Shell Oil Company |
Induced polarization method and apparatus for distinguishing dispersed and laminated clay in earth formations
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(en)
|
1986-11-24 |
1991-01-08 |
Canadian Occidental Petroleum Ltd. |
Preparation of low-viscosity improved stable crude oil transport emulsions
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(en)
|
1986-11-24 |
1994-08-23 |
Canadian Occidental Petroleum Ltd. |
Process for recovery of hydrocarbons and rejection of sand
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(en)
|
1986-11-24 |
1994-05-31 |
Canadian Occidental Petroleum, Ltd. |
Process for recovery of hydrocarbons and rejection of sand
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CA1288043C
(fr)
|
1986-12-15 |
1991-08-27 |
Peter Van Meurs |
Chauffage par conductivite d'un gisement de schiste bitumineux pour promouvoir la permeabilite et l'extraction subsequente du petrole
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(en)
|
1987-01-12 |
1988-08-30 |
Mobil Oil Corporation |
Method of recovering viscous oil from reservoirs with multiple horizontal zones
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(en)
|
1987-04-28 |
1988-07-12 |
Amoco Corporation |
Method for producing natural gas from a coal seam
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1987-05-27 |
1989-04-04 |
Jeambey Calhoun G |
System for recovery of petroleum from petroleum impregnated media
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|
1987-06-05 |
1989-04-04 |
Resource Technology Associates |
Viscosity reduction by direct oxidative heating
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(en)
|
1987-06-08 |
1988-11-29 |
Mobil Oil Corporation |
Disposal of produced formation fines during oil recovery
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|
1987-06-09 |
1989-04-18 |
Ors Development Corporation |
Heating system for rathole oil well
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(en)
|
1987-06-18 |
1988-12-27 |
Ors Development Corporation |
Method and apparatus for forming an insulated oil well casing
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(en)
|
1987-06-25 |
1989-05-09 |
Shell Oil Company |
Sample holder
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(en)
|
1987-06-25 |
1989-12-05 |
Shell Oil Company |
Method for analysis of failure of material employing imaging
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(en)
|
1987-06-25 |
1989-08-15 |
Shell Oil Company |
Apparatus for analysis of failure of material
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(en)
|
1987-07-13 |
1988-10-11 |
University Of Kentucky Research Foundation |
Method and apparatus for conversion of coal in situ
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US4848924A
(en)
|
1987-08-19 |
1989-07-18 |
The Babcock & Wilcox Company |
Acoustic pyrometer
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(en)
|
1987-10-13 |
1989-05-09 |
Chevron Research Company |
In situ chemical stimulation of diatomite formations
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US4762425A
(en)
|
1987-10-15 |
1988-08-09 |
Parthasarathy Shakkottai |
System for temperature profile measurement in large furnances and kilns and method therefor
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US5306640A
(en)
|
1987-10-28 |
1994-04-26 |
Shell Oil Company |
Method for determining preselected properties of a crude oil
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(en)
|
1987-11-05 |
1991-01-22 |
Shell Oil Company |
Nuclear magnetism logging tool using high-temperature superconducting squid detectors
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US4842448A
(en)
|
1987-11-12 |
1989-06-27 |
Drexel University |
Method of removing contaminants from contaminated soil in situ
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US4808925A
(en)
|
1987-11-19 |
1989-02-28 |
Halliburton Company |
Three magnet casing collar locator
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US4900196A
(en)
*
|
1987-11-20 |
1990-02-13 |
Iit Research Institute |
Confinement in porous material by driving out water and substituting sealant
|
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SU1613589A1
(ru)
*
|
1987-12-30 |
1990-12-15 |
Институт Геологии И Геохимии Горючих Ископаемых Ан Усср |
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Processo de aquecimento eletrico de tubulacoes
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Production of oil from low permeability formations by sequential steam fracturing
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Thermoplastic end seal for electric heating elements
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Robust electrical heating systems for mineral wells
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Methode et dispositif pour effectuer des interventions dans des puits ou regnent des temperatures elevees.
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Vacuum method for removing soil contaminants utilizing thermal conduction heating
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Profile control in enhanced oil recovery
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Corrosion and anti-foulant composition and method of use
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Coalbed methane drilling
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Method of thermal stimulation for recovery of hydrocarbons
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