GB1541759A
(en )
1979-03-07
Fluids for use in oil wells
ES510490A0
(en )
1983-10-01
A METHOD AND ITS CORRESPONDING ELECTROCOAGULATOR DEVICE TO PURIFY WATER OR FLUIDS.
IT7983484A0
(en )
1979-10-31
PROCEDURE AND DEVICE FOR COMPRESSING CRUDE OIL OR METHANE IN LONG-DISTANCE FLUID PIPES.
MX145841A
(en )
1982-04-06
IMPROVEMENTS IN DEVICE FOR THE PREVENTION OF EXPLOSIONS IN OIL AND GAS WELLS
ES509516A0
(en )
1982-12-16
"A METHOD OF MANUFACTURING AN APPARATUS TO CONTAIN AND DISTRIBUTE A PRESSURE FLUID".
IT1108519B
(en )
1985-12-09
DEVICE FOR THE DETECTION OF SOLID PARTICLES IN A FLOW OF FLUID PARTICULARLY IN APPLICATION TO PETROLEUM AND SIMILAR WELLS
TR21475A
(en )
1984-07-04
RECOVERY OF NATURAL GAS CONDENSABLE SUBSTANCES
ES544070A0
(en )
1986-12-01
DEVICE TO DETECT THE LEAKAGE OF A FLUID
ES555002A0
(en )
1987-07-01
A DEVICE TO TRANSPORT MATERIAL THROUGH PRESSURE FLUID.
MX156474A
(en )
1988-08-26
IMPROVEMENTS TO MODULAR CHECK VALVE FOR HIGH PRESSURE FLUIDS
MX160286A
(en )
1990-01-25
IMPROVEMENTS IN GATE VALVE WITH NON-ELEVABLE STEM TO CONTROL THE CIRCULATION OF LIQUID OR GAS AT HIGH PRESSURE
MX152188A
(en )
1985-06-06
IMPROVEMENTS IN APPARATUS TO DETECT THE PRESSURE OF A FLUID
ES513206A0
(en )
1983-08-01
"AN APPARATUS AND A PROCEDURE TO DETERMINE THE CORROSION REGIME OF A FLUID FOR A MATERIAL".
ES498385A0
(en )
1982-03-01
IMPROVEMENTS IN VALVE ASSEMBLIES TO REGULATE THE FLOW OF FLUIDS
IT8148243A0
(en )
1981-04-09
THREADED JOINT WITH HIGH GAS LEAK TIGHTNESS PARTICULARLY FOR OIL OR NATURAL GAS WELLS
ES515914A0
(en )
1983-09-16
FILTRATION PROCEDURE FOR TREATMENT FLUIDS FOR OIL AND GAS WELLS.
ES495781A0
(en )
1981-10-01
IMPROVEMENTS IN DEVICES TO DETECT SOLID OR LIQUID IMPURITIES IN A PRESSURIZED FLUID
ES535815A0
(en )
1985-12-01
PROCEDURE AND DEVICE FOR REHEATING A REFRIGERATOR FLUID
DE3660931D1
(en )
1988-11-17
Process for preventing the flow of water in oil and/or gas wells
PT72533B
(en )
1982-03-11
Flanging assembly for suspending casing and tubinsflanging assembly for suspending casing and tubing columnsfor high pressure oil or gas wells columns for high pressure oil or gas wells
ES549093A0
(en )
1986-12-01
IMPROVEMENTS IN A DEVICE FOR THE DEGASIFICATION OF A LIQUID FLUID
MX157748A
(en )
1988-12-13
IMPROVEMENTS IN DEVICE TO PREVENT ARIETE TYPE BREAKS, USED IN THE PERFORATION AND FINISHING OF OIL AND GAS WELLS
MX155900A
(en )
1988-05-20
IMPROVEMENTS TO A STRANGULATOR FOR THE CONTROL OF HIGH PRESSURE FLUIDS IN OIL AND GAS WELLS FACILITIES
GB2108212B
(en )
1986-04-16
Combined fluid pressure actuated fuel and oil pump
GB2110276B
(en )
1985-07-17
Improvements in and relating to pump and safety valve installations for use in hydrocarbon production wells