AU4655189A - Use of selected ester oils in bore-flushing fluids, particularly for the development of offshore oil and gas fields (i) - Google Patents
Use of selected ester oils in bore-flushing fluids, particularly for the development of offshore oil and gas fields (i)Info
- Publication number
- AU4655189A AU4655189A AU46551/89A AU4655189A AU4655189A AU 4655189 A AU4655189 A AU 4655189A AU 46551/89 A AU46551/89 A AU 46551/89A AU 4655189 A AU4655189 A AU 4655189A AU 4655189 A AU4655189 A AU 4655189A
- Authority
- AU
- Australia
- Prior art keywords
- bore
- development
- ester oils
- offshore oil
- gas fields
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010696 ester oil Substances 0.000 title 1
- 239000012530 fluid Substances 0.000 title 1
- 238000011010 flushing procedure Methods 0.000 title 1
- 239000003921 oil Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/32—Non-aqueous well-drilling compositions, e.g. oil-based
- C09K8/34—Organic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Lubricants (AREA)
- Earth Drilling (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Sludge (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3842659 | 1988-12-19 | ||
| DE3842659A DE3842659A1 (en) | 1988-12-19 | 1988-12-19 | USE OF SELECTED ESTEROILS IN DRILLING RINSING, IN PARTICULAR FOR THE OFF-SHORE DEVELOPMENT OF PETROLEUM OR. NATURAL GAS DEPOSIT (I) |
| PCT/EP1989/001512 WO1990006980A1 (en) | 1988-12-19 | 1989-12-11 | Use of selected ester oils in bore-flushing fluids, particularly for the development of offshore oil and gas fields (i) |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| AU4655189A true AU4655189A (en) | 1990-07-10 |
| AU639219B2 AU639219B2 (en) | 1993-07-22 |
| AU639219C AU639219C (en) | 2003-11-13 |
Family
ID=6369495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU46551/89A Expired AU639219C (en) | 1988-12-19 | 1989-12-11 | Use of selected ester oils in bore-flushing fluids, particularly for the development of offshore oil and gas fields (I) |
Country Status (22)
| Country | Link |
|---|---|
| EP (2) | EP0448579A1 (en) |
| AR (1) | AR247911A1 (en) |
| AT (1) | ATE103627T1 (en) |
| AU (1) | AU639219C (en) |
| BR (1) | BR8907835A (en) |
| CA (1) | CA2006010C (en) |
| DE (2) | DE3842659A1 (en) |
| DK (1) | DK170786B1 (en) |
| ES (1) | ES2061909T3 (en) |
| GE (1) | GEP20001918B (en) |
| IE (1) | IE65152B1 (en) |
| MX (1) | MX174181B (en) |
| MY (1) | MY108504A (en) |
| NO (1) | NO171562B (en) |
| NZ (1) | NZ231827A (en) |
| PT (1) | PT92597B (en) |
| RO (1) | RO111579B1 (en) |
| RU (1) | RU2044025C1 (en) |
| TJ (1) | TJ195R3 (en) |
| TR (1) | TR24786A (en) |
| WO (1) | WO1990006980A1 (en) |
| ZA (1) | ZA899693B (en) |
Families Citing this family (80)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5085282A (en) * | 1988-03-14 | 1992-02-04 | Shell Oil Company | Method for drilling a well with emulsion drilling fluids |
| US5083622A (en) * | 1988-03-14 | 1992-01-28 | Shell Oil Company | Method for drilling wells |
| US5072794A (en) * | 1988-09-30 | 1991-12-17 | Shell Oil Company | Alcohol-in-oil drilling fluid system |
| US5260269A (en) * | 1989-10-12 | 1993-11-09 | Shell Oil Company | Method of drilling with shale stabilizing mud system comprising polycyclicpolyetherpolyol |
| US5423379A (en) * | 1989-12-27 | 1995-06-13 | Shell Oil Company | Solidification of water based muds |
| US5058679A (en) * | 1991-01-16 | 1991-10-22 | Shell Oil Company | Solidification of water based muds |
| US5076373A (en) * | 1990-03-30 | 1991-12-31 | Shell Oil Company | Drilling fluids |
| US5076364A (en) * | 1990-03-30 | 1991-12-31 | Shell Oil Company | Gas hydrate inhibition |
| DE4012105A1 (en) * | 1990-04-14 | 1991-10-17 | Henkel Kgaa | USE OF HYDRATED RICINO OIL AS A VISCOSITY IMAGER IN OIL-BASED DRILL RINSING SYSTEM |
| DE4018228A1 (en) * | 1990-06-07 | 1991-12-12 | Henkel Kgaa | FLOWABLE DRILL TREATMENT AGENTS BASED ON CARBONIC DIESTERS |
| DE4019266A1 (en) * | 1990-06-16 | 1992-01-23 | Henkel Kgaa | FLOW -ABLE BOHRLOCHANGE AGENTS BASED ON POLYCARBONIC ACID ESTERS |
| US5508258A (en) * | 1990-08-03 | 1996-04-16 | Henkel Kommanditgesellschaft Auf Aktien | Use of surface-active alpha-sulfo-fatty acid di-salts in water and oil based drilling fluids and other drill-hole treatment agents |
| DE4024658A1 (en) * | 1990-08-03 | 1992-04-16 | Henkel Kgaa | USE OF SURFACE-ACTIVE ALKYL GLYCOSIDE COMPOUNDS IN WATER- AND OIL-BASED DRILLING AND OTHER DRILLING TREATMENT AGENTS |
| GB2251447A (en) * | 1991-01-04 | 1992-07-08 | Exxon Production Research Co | Invert emulsion for use in a drilling fluid |
| US5233055A (en) * | 1991-03-19 | 1993-08-03 | Shell Oil Company | Copolymerization of polyethercyclicpolyols with epoxy resins |
| US5371244A (en) * | 1991-03-19 | 1994-12-06 | Shell Oil Company | Polycondensation of dihydric alcohols and polyhydric alcohols and thermal condensation to form polyethercyclicpolyols |
| US5338870A (en) * | 1991-03-19 | 1994-08-16 | Shell Oil Company | Thermal condensation of polyhydric alcohols to form polyethercyclicpolyols |
| US5302728A (en) * | 1991-03-19 | 1994-04-12 | Shell Oil Company | Polycondensation of phenolic hydroxyl-containing compounds and polyhydric alcohols and thermal condensation to form polyethercyclipolyols |
| DE4200502A1 (en) * | 1992-01-13 | 1993-07-15 | Henkel Kgaa | IMPROVED DISPOSAL OF CONTAMINATED DRILL SMALL FROM GEOLOGICAL HOLES WITH MINERAL OIL CONTAINING DRILL RINSING SYSTEMS |
| DE4218243C2 (en) * | 1992-06-03 | 1994-04-28 | Cognis Bio Umwelt | Improved nutrient mixtures for the bioremediation of polluted soils and waters |
| US5286882A (en) * | 1992-10-13 | 1994-02-15 | Shell Oil Company | Polyethercyclicpolyols from epihalohydrins, polyhydric alcohols and metal hydroxides or epoxy alcohol and optionally polyhydric alcohols with addition of epoxy resins |
| US5428178A (en) * | 1992-10-13 | 1995-06-27 | Shell Oil Company | Polyethercyclipolyols from epihalohydrins, polyhydric alcohols, and metal hydroxides or epoxy alcohols and optionally polyhydric alcohols with thermal condensation |
| US5371243A (en) * | 1992-10-13 | 1994-12-06 | Shell Oil Company | Polyethercyclicpolyols from epihalohydrins, polyhydric alcohols, and metal hydroxides |
| USH1611H (en) * | 1993-11-04 | 1996-11-05 | M-I Drilling Fluids Company | Glycols as internal phase in oil well drilling fluids |
| GB9324834D0 (en) * | 1993-12-03 | 1994-01-19 | Exxon Chemical Patents Inc | Drilling fluid |
| GB9406057D0 (en) * | 1994-03-26 | 1994-05-18 | Univ Heriot Watt | Drilling mud |
| US5776865A (en) * | 1994-05-25 | 1998-07-07 | Shell Oil Company | Emulsifiable oil |
| DE4420455A1 (en) * | 1994-06-13 | 1995-12-14 | Henkel Kgaa | Flowable borehole treatment compositions containing linear alpha-olefins, in particular corresponding drilling fluids |
| DE4432841A1 (en) | 1994-09-15 | 1996-03-21 | Hoechst Ag | Use of mixtures containing acetal |
| AU717046B2 (en) | 1995-09-11 | 2000-03-16 | M-I L.L.C. | Glycol based drilling fluid |
| DE19546911A1 (en) | 1995-12-15 | 1997-06-19 | Henkel Kgaa | New aqueous-swellable preparations of guar and guar derivatives in oleophilic liquids and their use |
| US5905061A (en) * | 1996-08-02 | 1999-05-18 | Patel; Avind D. | Invert emulsion fluids suitable for drilling |
| US6589917B2 (en) | 1996-08-02 | 2003-07-08 | M-I Llc | Invert emulsion drilling fluids and muds having negative alkalinity and elastomer compatibility |
| DE19643840A1 (en) * | 1996-10-30 | 1998-05-07 | Henkel Kgaa | Improved multi-component mixtures for soil digestion |
| US6022833A (en) * | 1996-10-30 | 2000-02-08 | Henkel Kommanditgesellschaft Auf Aktien | Multicomponent mixtures for use in geological exploration |
| DE19643857A1 (en) | 1996-10-30 | 1998-05-07 | Henkel Kgaa | Use of biodegradable alkoxylation products to clean boreholes, drilling equipment or cuttings |
| TW354352B (en) * | 1996-10-30 | 1999-03-11 | Henkel Kgaa | A process for easier cleaning on the basis of water/oil inversion emulifier |
| DE19647565A1 (en) | 1996-11-18 | 1998-05-20 | Henkel Kgaa | Multi-phase lubricant concentrates for use in water-based systems in the field of earth drilling |
| DE19649285A1 (en) | 1996-11-28 | 1998-06-04 | Henkel Kgaa | Method of protecting metal surfaces against corrosion in liquid or gaseous media |
| US5990050A (en) * | 1998-01-08 | 1999-11-23 | M-I L.L.C. | Water soluble invert emulsions |
| US6405809B2 (en) | 1998-01-08 | 2002-06-18 | M-I Llc | Conductive medium for openhold logging and logging while drilling |
| US6793025B2 (en) | 1998-01-08 | 2004-09-21 | M-I L. L. C. | Double emulsion based drilling fluids |
| US6308788B1 (en) | 1998-01-08 | 2001-10-30 | M-I Llc | Conductive medium for openhole logging and logging while drilling |
| US6029755A (en) * | 1998-01-08 | 2000-02-29 | M-I L.L.C. | Conductive medium for openhole logging and logging while drilling |
| FR2781498B1 (en) * | 1998-07-21 | 2002-06-28 | Elf Exploration Prod | METHOD OF USING BIODEGRADABLE DRILLING SLUDGE |
| DE19852971A1 (en) | 1998-11-17 | 2000-05-18 | Cognis Deutschland Gmbh | Lubricants for drilling fluids |
| US6828279B2 (en) | 2001-08-10 | 2004-12-07 | M-I Llc | Biodegradable surfactant for invert emulsion drilling fluid |
| DE10243312A1 (en) | 2002-09-18 | 2004-04-01 | Cognis Deutschland Gmbh & Co. Kg | Well treatment agent with low-toxic oil phase |
| DE10334441A1 (en) | 2003-07-29 | 2005-02-17 | Cognis Deutschland Gmbh & Co. Kg | Borehole treatment agents containing ether carboxylic acids |
| DE102004034141A1 (en) | 2004-07-15 | 2006-02-09 | Cognis Ip Management Gmbh | Use of lithium salts of fatty alcohol sulfates for cleaning wells, drills or cuttings |
| US7919437B2 (en) | 2006-06-26 | 2011-04-05 | Bp Exploration Operating Company Limited | Wellbore fluid comprising sulfonated copolymers with pendant alkyl groups |
| EP2036964A1 (en) | 2007-09-14 | 2009-03-18 | Cognis Oleochemicals GmbH | Thickener for oil-based drilling fluids |
| EP2036963A1 (en) | 2007-09-14 | 2009-03-18 | Cognis Oleochemicals GmbH | Lubricants for drilling fluids |
| EP2036962A1 (en) | 2007-09-14 | 2009-03-18 | Cognis Oleochemicals GmbH | Additives for water-based drilling fluids |
| EP2053111B1 (en) | 2007-10-24 | 2016-12-07 | Emery Oleochemicals GmbH | Drilling composition, process for its preparation and applications thereof |
| DE102008009368A1 (en) | 2008-02-14 | 2009-08-20 | Cognis Oleochemicals Gmbh | Producing organic composition, useful e.g. as additive in drilling fluid, comprises mixing n-nonyl ether obtained by reacting n-nonyl alcohol-component with e.g. polyether alcohol, functional component e.g. enzyme and further additive |
| DE102008009369A1 (en) | 2008-02-14 | 2009-08-20 | Cognis Oleochemicals Gmbh | Production of compositions of functional components such as thermoplastics, enzymes, oils or hair- or skin-care substances, involves using a n-nonyl ester as additive, e.g. as release agent or foam suppressant |
| DE102008008251A1 (en) | 2008-02-08 | 2009-08-20 | Cognis Oleochemicals Gmbh | Crosslinked glycerol or oligoglycerol esters and their use as an additive in drilling fluids |
| DE102008008250A1 (en) | 2008-02-08 | 2009-08-20 | Cognis Oleochemicals Gmbh | Boron-based cleaning agents based on organic amine sulphate |
| EP2154224A1 (en) | 2008-07-25 | 2010-02-17 | Bp Exploration Operating Company Limited | Method of carrying out a wellbore operation |
| DE102009014119A1 (en) | 2009-03-24 | 2010-09-30 | Emery Oleochemicals Gmbh | Emulsion-based cleaning composition for oil field applications |
| US8759260B2 (en) | 2009-06-02 | 2014-06-24 | Chevron Phillips Chemical Company Lp | Wellbore fluid additives and methods of producing the same |
| FR2953853B1 (en) | 2009-12-15 | 2013-02-08 | Total Raffinage Marketing | BIODEGRADABLE LUBRICATING COMPOSITION AND ITS USE IN A DRILLING FLUID, IN PARTICULAR FOR VERY BURIED TANKS |
| DE102009060865A1 (en) | 2009-12-30 | 2011-07-07 | Emery Oleochemicals GmbH, 40589 | Esters of solid polyols and unsaturated carboxylic acids |
| US8563482B2 (en) * | 2010-09-22 | 2013-10-22 | Saudi Arabian Oil Company | Environment friendly base fluid to replace the toxic mineral oil-based base fluids |
| WO2012069784A1 (en) | 2010-11-25 | 2012-05-31 | Bp Exploration Company Lmited | Consolidation |
| EP2707451B1 (en) | 2011-05-12 | 2015-03-25 | BP Exploration Operating Company Limited | Method of carrying out a wellbore operation |
| US9115326B2 (en) | 2012-11-20 | 2015-08-25 | Chevron U.S.A. Inc. | Monoester-based lubricants and methods of making same |
| US9115303B2 (en) | 2012-11-20 | 2015-08-25 | Chevron U.S.A. Inc. | Biologically-derived monoesters as drilling fluids |
| US9238783B2 (en) | 2012-11-20 | 2016-01-19 | Chevron U.S.A. Inc. | Monoester-based lubricants and methods of making same |
| US9115556B2 (en) | 2012-11-20 | 2015-08-25 | Chevron U.S.A. Inc. | Method of using biologically-derived monoesters as drilling fluids |
| CN105492569A (en) * | 2013-08-22 | 2016-04-13 | 雪佛龙美国公司 | Biologically-derived monoesters as drilling fluids |
| CN105593334A (en) * | 2013-08-22 | 2016-05-18 | 雪佛龙美国公司 | Method of using biologically derived monoesters as drilling fluids |
| EP2848720B1 (en) | 2013-09-12 | 2016-03-02 | 3M Innovative Properties Company | Use of a lubricant in a mounting mat and method for making such a mat |
| US9834718B2 (en) | 2014-05-06 | 2017-12-05 | Saudi Arabian Oil Company | Ecofriendly lubricating additives for water-based wellbore drilling fluids |
| BR102015015617B1 (en) | 2015-06-26 | 2022-10-11 | Oxiteno S.A. Indústria E Comércio | COMPOSITION FOR DRILLING FLUIDS WITH OIL PHASE BASED ON DIESTERS |
| WO2019147515A1 (en) | 2018-01-29 | 2019-08-01 | Exxonmobil Chemical Patents Inc. | Anaerobically biodegradable fluids for drilling applications |
| EP3763922B1 (en) | 2019-07-09 | 2025-07-02 | 3M Innovative Properties Company | Mounting mat for use in pollution control devices |
| US11352545B2 (en) | 2020-08-12 | 2022-06-07 | Saudi Arabian Oil Company | Lost circulation material for reservoir section |
| EP4379197A1 (en) | 2022-11-30 | 2024-06-05 | 3M Innovative Properties Company | Zero binder polycrystalline mounting mat with improved production handing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2843473A1 (en) * | 1978-10-05 | 1980-04-17 | Bayer Ag | LACTONE MODIFIED ESTER OILS |
| US4374737A (en) * | 1980-01-14 | 1983-02-22 | Dana E. Larson | Nonpolluting drilling fluid composition |
| US4631136A (en) * | 1985-02-15 | 1986-12-23 | Jones Iii Reed W | Non-polluting non-toxic drilling fluid compositions and method of preparation |
| DE3903784A1 (en) * | 1989-02-09 | 1990-08-16 | Henkel Kgaa | MONOCARBONIC ACID METHYL ESTER IN INVERT DRILLING CLOSURE |
| DE3907391A1 (en) * | 1989-03-08 | 1990-09-13 | Henkel Kgaa | USE OF SELECTED ESTER OILS OF LOW CARBONIC ACIDS IN DRILL RINSING |
| DE3907392A1 (en) * | 1989-03-08 | 1990-09-13 | Henkel Kgaa | ESTER OF CARBONIC ACIDS, MEDIUM CHAIN LENGTH, AS THE BEST NEEDLE PART OF THE OIL PHASE IN INVERT DRILL RINSE |
-
1988
- 1988-12-19 DE DE3842659A patent/DE3842659A1/en not_active Withdrawn
-
1989
- 1989-12-05 MY MYPI89001702A patent/MY108504A/en unknown
- 1989-12-11 NZ NZ231827A patent/NZ231827A/en unknown
- 1989-12-11 AU AU46551/89A patent/AU639219C/en not_active Expired
- 1989-12-11 BR BR898907835A patent/BR8907835A/en not_active IP Right Cessation
- 1989-12-11 RO RO147837A patent/RO111579B1/en unknown
- 1989-12-11 WO PCT/EP1989/001512 patent/WO1990006980A1/en not_active Ceased
- 1989-12-11 DE DE89122819T patent/DE58907349D1/en not_active Revoked
- 1989-12-11 IE IE405689A patent/IE65152B1/en not_active IP Right Cessation
- 1989-12-11 EP EP90900103A patent/EP0448579A1/en active Pending
- 1989-12-11 AT AT89122819T patent/ATE103627T1/en not_active IP Right Cessation
- 1989-12-11 ES ES89122819T patent/ES2061909T3/en not_active Expired - Lifetime
- 1989-12-11 GE GEAP19893716A patent/GEP20001918B/en unknown
- 1989-12-11 EP EP89122819A patent/EP0374671B1/en not_active Revoked
- 1989-12-15 PT PT92597A patent/PT92597B/en not_active IP Right Cessation
- 1989-12-18 MX MX018753A patent/MX174181B/en unknown
- 1989-12-18 ZA ZA899693A patent/ZA899693B/en unknown
- 1989-12-19 TR TR90/0006A patent/TR24786A/en unknown
- 1989-12-19 AR AR89315714A patent/AR247911A1/en active
- 1989-12-19 CA CA002006010A patent/CA2006010C/en not_active Expired - Lifetime
-
1991
- 1991-06-17 RU SU914895872A patent/RU2044025C1/en active
- 1991-06-17 NO NO912337A patent/NO171562B/en not_active Application Discontinuation
- 1991-06-18 DK DK117591A patent/DK170786B1/en not_active IP Right Cessation
-
1994
- 1994-12-30 TJ TJ94000025A patent/TJ195R3/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2044025C1 (en) | 1995-09-20 |
| WO1990006980A1 (en) | 1990-06-28 |
| DK117591A (en) | 1991-08-13 |
| MY108504A (en) | 1996-10-31 |
| CA2006010A1 (en) | 1990-06-19 |
| MX174181B (en) | 1994-04-27 |
| NO171562B (en) | 1992-12-21 |
| BR8907835A (en) | 1991-10-22 |
| PT92597B (en) | 1995-09-12 |
| AU639219C (en) | 2003-11-13 |
| EP0374671A1 (en) | 1990-06-27 |
| IE65152B1 (en) | 1995-10-04 |
| NO912337L (en) | 1991-06-17 |
| EP0374671B1 (en) | 1994-03-30 |
| GEP20001918B (en) | 2000-01-05 |
| TR24786A (en) | 1992-05-01 |
| ES2061909T3 (en) | 1994-12-16 |
| TJ195R3 (en) | 1998-10-28 |
| ZA899693B (en) | 1990-08-29 |
| RO111579B1 (en) | 1996-11-29 |
| PT92597A (en) | 1990-06-29 |
| DE58907349D1 (en) | 1994-05-05 |
| EP0448579A1 (en) | 1991-10-02 |
| AU639219B2 (en) | 1993-07-22 |
| AR247911A1 (en) | 1995-04-28 |
| ATE103627T1 (en) | 1994-04-15 |
| DK117591D0 (en) | 1991-06-18 |
| NZ231827A (en) | 1991-12-23 |
| DE3842659A1 (en) | 1990-06-28 |
| IE894056L (en) | 1990-06-19 |
| DK170786B1 (en) | 1996-01-15 |
| NO912337D0 (en) | 1991-06-17 |
| CA2006010C (en) | 2004-06-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ON | Decision of a delegate or deputy of the commissioner of patents (result of patent office hearing) |
Free format text: OPPOSITION AND REQUEST FOR PRODUCTION OF DOCUMENTS Opponent name: FINA RESEARCH SA Effective date: 20000426 |
|
| ON | Decision of a delegate or deputy of the commissioner of patents (result of patent office hearing) |
Free format text: OPPOSITION UNDER SECTION 59 AND 104 OF THE PATENTS ACT 1990. ALL THE CLAIMS OF 639219 ARE NOVEL OVER THE PRIOR ART OF THE BARTHEL PATENT AND NONE OF THEM ARE OBVIOUS. ALL THE CLAIMS OF 639219 ARE FAIRLY BASED AND ARE CLEAR Opponent name: FINA RESEARCH FA Effective date: 20000505 |
|
| PC1 | Assignment before grant (sect. 113) |
Owner name: HALLIBURTON ENERGY SERVICES, INC., COGNIS DEUTSCHL Free format text: THE FORMER OWNER WAS: BAROID DRILLING FLUIDS INC., HENKEL KOMANDITGESELLSCHAFT AUF AKTIEN |
|
| PC1 | Assignment before grant (sect. 113) |
Owner name: HALLIBURTON ENERGY SERVICES, INC., COGNIS DEUTSCHL Free format text: THE FORMER OWNER WAS: HALLIBURTON ENERGY SERVICES, INC., COGNIS DEUTSCHLAND GMBH |
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| DA2 | Applications for amendment section 104 |
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