US2734578A
(en)
*
|
|
1956-02-14 |
|
Walter |
US1726041A
(en)
|
|
1929-08-27 |
|
Oil-pield-bejttvenating means |
US1342741A
(en)
|
1918-01-17 |
1920-06-08 |
David T Day |
Process for extracting oils and hydrocarbon material from shale and similar bituminous rocks
|
US1263618A
(en)
|
1918-01-26 |
1918-04-23 |
Walter Squires |
Recovery of oil from oil-sands.
|
US1457479A
(en)
|
1920-01-12 |
1923-06-05 |
Edson R Wolcott |
Method of increasing the yield of oil wells
|
US1918076A
(en)
|
1930-07-21 |
1933-07-11 |
Emma F Woolson |
Internal combustion engine
|
US2173556A
(en)
|
1938-05-16 |
1939-09-19 |
Hiram W Hixon |
Method of and apparatus for stripping oil sands
|
US2584606A
(en)
*
|
1948-07-02 |
1952-02-05 |
Edmund S Merriam |
Thermal drive method for recovery of oil
|
US2670802A
(en)
|
1949-12-16 |
1954-03-02 |
Thermactor Company |
Reviving or increasing the production of clogged or congested oil wells
|
US2825408A
(en)
|
1953-03-09 |
1958-03-04 |
Sinclair Oil & Gas Company |
Oil recovery by subsurface thermal processing
|
US2914309A
(en)
|
1953-05-25 |
1959-11-24 |
Svenska Skifferolje Ab |
Oil and gas recovery from tar sands
|
US2862557A
(en)
|
1954-09-17 |
1958-12-02 |
Shell Dev |
Petroleum production by underground combustion
|
US2767791A
(en)
|
1954-10-07 |
1956-10-23 |
Shell Dev |
Method of preventing retrograde condensation in gas fields
|
US2880802A
(en)
|
1955-03-28 |
1959-04-07 |
Phillips Petroleum Co |
Recovery of hydrocarbons from oil-bearing strata
|
US2901043A
(en)
|
1955-07-29 |
1959-08-25 |
Pan American Petroleum Corp |
Heavy oil recovery
|
US2889881A
(en)
|
1956-05-14 |
1959-06-09 |
Phillips Petroleum Co |
Oil recovery by in situ combustion
|
US3040809A
(en)
|
1957-06-05 |
1962-06-26 |
Sinclair Oil & Gas Company |
Process for recovering viscous crude oil from unconsolidated formations
|
US3045766A
(en)
*
|
1958-08-22 |
1962-07-24 |
Union Carbide Corp |
Suspension type rotary piercing process and apparatus
|
US3113619A
(en)
|
1959-03-30 |
1963-12-10 |
Phillips Petroleum Co |
Line drive counterflow in situ combustion process
|
US3055427A
(en)
|
1959-07-13 |
1962-09-25 |
Phillips Petroleum Co |
Self contained igniter-burner and process
|
US3141502A
(en)
|
1959-11-12 |
1964-07-21 |
Continental Oil Co |
Method of conducting in situ combustion
|
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
|
US3129757A
(en)
|
1960-05-13 |
1964-04-21 |
Socony Mobil Oil Co Inc |
Miscible fluid displacement method of producing an oil reservoir
|
US3154142A
(en)
|
1960-11-10 |
1964-10-27 |
Pan American Petroleum Corp |
Method for producing petroleum by underground combustion
|
US3135326A
(en)
|
1960-11-21 |
1964-06-02 |
Oil Sand Conditioning Corp |
Secondary oil recovery method
|
US3163215A
(en)
|
1961-12-04 |
1964-12-29 |
Phillips Petroleum Co |
Producing plural subterranean strata by in situ combustion and fluid drive
|
US3182722A
(en)
|
1961-12-19 |
1965-05-11 |
Gulf Research Development Co |
Process for completing wells in unconsolidated formations by reverse in situ combustion
|
US3156299A
(en)
|
1963-01-07 |
1964-11-10 |
Phillips Petroleum Co |
Subterranean chemical process
|
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
|
US3221809A
(en)
|
1963-06-14 |
1965-12-07 |
Socony Mobil Oil Co Inc |
Method of heating a subterranean reservoir containing hydrocarbon material
|
US3246693A
(en)
|
1963-06-21 |
1966-04-19 |
Socony Mobil Oil Co Inc |
Secondary recovery of viscous crude oil
|
US3314476A
(en)
|
1963-12-26 |
1967-04-18 |
Texaco Inc |
Initiation of in situ combustion
|
US3342257A
(en)
|
1963-12-30 |
1967-09-19 |
Standard Oil Co |
In situ retorting of oil shale using nuclear energy
|
US3294167A
(en)
|
1964-04-13 |
1966-12-27 |
Shell Oil Co |
Thermal oil recovery
|
US3174544A
(en)
|
1964-05-15 |
1965-03-23 |
Pan American Petroleum Corp |
Recovery of petroleum by combination reverse-direct in situ combustion
|
US3232345A
(en)
*
|
1964-07-17 |
1966-02-01 |
Phillips Petroleum Co |
Thermal recovery of heavy crude oil
|
US3315745A
(en)
|
1964-07-29 |
1967-04-25 |
Texaco Inc |
Bottom hole burner
|
US3334687A
(en)
|
1964-09-28 |
1967-08-08 |
Phillips Petroleum Co |
Reverse in situ combustion process for the recovery of oil
|
US3332482A
(en)
|
1964-11-02 |
1967-07-25 |
Phillips Petroleum Co |
Huff and puff fire flood process
|
US3310109A
(en)
|
1964-11-06 |
1967-03-21 |
Phillips Petroleum Co |
Process and apparatus for combination upgrading of oil in situ and refining thereof
|
US3342259A
(en)
|
1965-02-23 |
1967-09-19 |
Howard H Powell |
Method for repressurizing an oil reservoir
|
US3322194A
(en)
|
1965-03-25 |
1967-05-30 |
Mobil Oil Corp |
In-place retorting of oil shale
|
US3351132A
(en)
|
1965-07-16 |
1967-11-07 |
Equity Oil Company |
Post-primary thermal method of recovering oil from oil wells and the like
|
US3361201A
(en)
*
|
1965-09-02 |
1968-01-02 |
Pan American Petroleum Corp |
Method for recovery of petroleum by fluid injection
|
US3379248A
(en)
|
1965-12-10 |
1968-04-23 |
Mobil Oil Corp |
In situ combustion process utilizing waste heat
|
US3363686A
(en)
*
|
1966-01-10 |
1968-01-16 |
Phillips Petroleum Co |
Reduction of coke formation during in situ combustion
|
US3412793A
(en)
|
1966-01-11 |
1968-11-26 |
Phillips Petroleum Co |
Plugging high permeability earth strata
|
US3363687A
(en)
*
|
1966-01-17 |
1968-01-16 |
Phillips Petroleum Co |
Reservoir heating with autoignitable oil to produce crude oil
|
US3422891A
(en)
*
|
1966-08-15 |
1969-01-21 |
Continental Oil Co |
Rapid breakthrough in situ combustion process
|
US3454958A
(en)
|
1966-11-04 |
1969-07-08 |
Phillips Petroleum Co |
Producing oil from nuclear-produced chimneys in oil shale
|
US3412794A
(en)
|
1966-11-23 |
1968-11-26 |
Phillips Petroleum Co |
Production of oil by steam flood
|
US3430700A
(en)
|
1966-12-16 |
1969-03-04 |
Pan American Petroleum Corp |
Recovery of petroleum by thermal methods involving transfer of heat from one section of an oil-bearing formation to another
|
US3490529A
(en)
*
|
1967-05-18 |
1970-01-20 |
Phillips Petroleum Co |
Production of oil from a nuclear chimney in an oil shale by in situ combustion
|
US3406755A
(en)
|
1967-05-31 |
1968-10-22 |
Mobil Oil Corp |
Forward in situ combustion method for reocvering hydrocarbons with production well cooling
|
US3411578A
(en)
|
1967-06-30 |
1968-11-19 |
Mobil Oil Corp |
Method for producing oil by in situ combustion with optimum steam injection
|
US3467206A
(en)
*
|
1967-07-07 |
1969-09-16 |
Gulf Research Development Co |
Plasma drilling
|
US3379246A
(en)
|
1967-08-24 |
1968-04-23 |
Mobil Oil Corp |
Thermal method for producing heavy oil
|
US3441083A
(en)
|
1967-11-09 |
1969-04-29 |
Tenneco Oil Co |
Method of recovering hydrocarbon fluids from a subterranean formation
|
US3456721A
(en)
*
|
1967-12-19 |
1969-07-22 |
Phillips Petroleum Co |
Downhole-burner apparatus
|
US3490531A
(en)
*
|
1968-05-27 |
1970-01-20 |
Phillips Petroleum Co |
Thermal oil stimulation process
|
US3507330A
(en)
|
1968-09-30 |
1970-04-21 |
Electrothermic Co |
Method and apparatus for secondary recovery of oil
|
US3554285A
(en)
*
|
1968-10-24 |
1971-01-12 |
Phillips Petroleum Co |
Production and upgrading of heavy viscous oils
|
US3547192A
(en)
|
1969-04-04 |
1970-12-15 |
Shell Oil Co |
Method of metal coating and electrically heating a subterranean earth formation
|
US3653438A
(en)
|
1969-09-19 |
1972-04-04 |
Robert J Wagner |
Method for recovery of petroleum deposits
|
US3605888A
(en)
|
1969-10-21 |
1971-09-20 |
Electrothermic Co |
Method and apparatus for secondary recovery of oil
|
US3608638A
(en)
|
1969-12-23 |
1971-09-28 |
Gulf Research Development Co |
Heavy oil recovery method
|
US3805885A
(en)
|
1970-06-18 |
1974-04-23 |
Huisen A Van |
Earth heat energy displacement and recovery system
|
US3690376A
(en)
|
1970-08-20 |
1972-09-12 |
Robert W Zwicky |
Oil recovery using steam-chemical drive fluids
|
US3727686A
(en)
|
1971-03-15 |
1973-04-17 |
Shell Oil Co |
Oil recovery by overlying combustion and hot water drives
|
US3685581A
(en)
|
1971-03-24 |
1972-08-22 |
Texaco Inc |
Secondary recovery of oil
|
US3724043A
(en)
|
1971-05-13 |
1973-04-03 |
Gen Electric |
The method of making a capacitor with a preimpregnated dielectric
|
US3703927A
(en)
|
1971-06-18 |
1972-11-28 |
Cities Service Oil Co |
Waterflood stabilization for paraffinic crude oils
|
US3827495A
(en)
|
1971-09-02 |
1974-08-06 |
Chevron Res |
Sand stabilization in selected formations
|
US3954139A
(en)
|
1971-09-30 |
1976-05-04 |
Texaco Inc. |
Secondary recovery by miscible vertical drive
|
US3782465A
(en)
*
|
1971-11-09 |
1974-01-01 |
Electro Petroleum |
Electro-thermal process for promoting oil recovery
|
US3796262A
(en)
|
1971-12-09 |
1974-03-12 |
Texaco Inc |
Method for recovering oil from subterranean reservoirs
|
US3759328A
(en)
|
1972-05-11 |
1973-09-18 |
Shell Oil Co |
Laterally expanding oil shale permeabilization
|
US3771598A
(en)
|
1972-05-19 |
1973-11-13 |
Tennco Oil Co |
Method of secondary recovery of hydrocarbons
|
US3837402A
(en)
|
1972-12-01 |
1974-09-24 |
Radon Dev Corp |
Process for removing oil from around a wellbore
|
US3804169A
(en)
|
1973-02-07 |
1974-04-16 |
Shell Oil Co |
Spreading-fluid recovery of subterranean oil
|
US3838738A
(en)
|
1973-05-04 |
1974-10-01 |
Texaco Inc |
Method for recovering petroleum from viscous petroleum containing formations including tar sands
|
US3847224A
(en)
|
1973-05-04 |
1974-11-12 |
Texaco Inc |
Miscible displacement of petroleum
|
US3822747A
(en)
|
1973-05-18 |
1974-07-09 |
J Maguire |
Method of fracturing and repressuring subsurface geological formations employing liquified gas
|
US3872924A
(en)
|
1973-09-25 |
1975-03-25 |
Phillips Petroleum Co |
Gas cap stimulation for oil recovery
|
US4007785A
(en)
*
|
1974-03-01 |
1977-02-15 |
Texaco Inc. |
Heated multiple solvent method for recovering viscous petroleum
|
US3892270A
(en)
|
1974-06-06 |
1975-07-01 |
Chevron Res |
Production of hydrocarbons from underground formations
|
US3964546A
(en)
|
1974-06-21 |
1976-06-22 |
Texaco Inc. |
Thermal recovery of viscous oil
|
US3905422A
(en)
|
1974-09-23 |
1975-09-16 |
Texaco Inc |
Method for recovering viscous petroleum
|
US3929190A
(en)
|
1974-11-05 |
1975-12-30 |
Mobil Oil Corp |
Secondary oil recovery by waterflooding with extracted petroleum acids
|
US3946809A
(en)
|
1974-12-19 |
1976-03-30 |
Exxon Production Research Company |
Oil recovery by combination steam stimulation and electrical heating
|
US3931856A
(en)
*
|
1974-12-23 |
1976-01-13 |
Atlantic Richfield Company |
Method of heating a subterranean formation
|
US3958636A
(en)
|
1975-01-23 |
1976-05-25 |
Atlantic Richfield Company |
Production of bitumen from a tar sand formation
|
US3945679A
(en)
|
1975-03-03 |
1976-03-23 |
Shell Oil Company |
Subterranean oil shale pyrolysis with permeating and consolidating steps
|
US3993133A
(en)
|
1975-04-18 |
1976-11-23 |
Phillips Petroleum Company |
Selective plugging of formations with foam
|
US4004636A
(en)
*
|
1975-05-27 |
1977-01-25 |
Texaco Inc. |
Combined multiple solvent and thermal heavy oil recovery
|
US3967853A
(en)
|
1975-06-05 |
1976-07-06 |
Shell Oil Company |
Producing shale oil from a cavity-surrounded central well
|
US4007791A
(en)
*
|
1975-08-07 |
1977-02-15 |
J. Carroll Baisch |
Method for recovery of crude oil from oil wells
|
US3999606A
(en)
|
1975-10-06 |
1976-12-28 |
Cities Service Company |
Oil recovery rate by throttling production wells during combustion drive
|
US3997004A
(en)
*
|
1975-10-08 |
1976-12-14 |
Texaco Inc. |
Method for recovering viscous petroleum
|
US3978920A
(en)
|
1975-10-24 |
1976-09-07 |
Cities Service Company |
In situ combustion process for multi-stratum reservoirs
|
US3994341A
(en)
|
1975-10-30 |
1976-11-30 |
Chevron Research Company |
Recovering viscous petroleum from thick tar sand
|
US3994340A
(en)
|
1975-10-30 |
1976-11-30 |
Chevron Research Company |
Method of recovering viscous petroleum from tar sand
|
US4008765A
(en)
*
|
1975-12-22 |
1977-02-22 |
Chevron Research Company |
Method of recovering viscous petroleum from thick tar sand
|
US4068717A
(en)
*
|
1976-01-05 |
1978-01-17 |
Phillips Petroleum Company |
Producing heavy oil from tar sands
|
US4079784A
(en)
*
|
1976-03-22 |
1978-03-21 |
Texaco Inc. |
Method for in situ combustion for enhanced thermal recovery of hydrocarbons from a well and ignition system therefor
|
US4067391A
(en)
*
|
1976-06-18 |
1978-01-10 |
Dewell Robert R |
In-situ extraction of asphaltic sands by counter-current hydrocarbon vapors
|
US4066127A
(en)
*
|
1976-08-23 |
1978-01-03 |
Texaco Inc. |
Processes for producing bitumen from tar sands and methods for forming a gravel pack in tar sands
|
US4140182A
(en)
*
|
1977-03-24 |
1979-02-20 |
Vriend Joseph A |
Method of extracting oil
|
US4141415A
(en)
*
|
1977-07-01 |
1979-02-27 |
Texaco Inc. |
Method of recovering hydrocarbons by improving the vertical conformance in heavy oil formations
|
US4133384A
(en)
*
|
1977-08-22 |
1979-01-09 |
Texaco Inc. |
Steam flooding hydrocarbon recovery process
|
US4140180A
(en)
*
|
1977-08-29 |
1979-02-20 |
Iit Research Institute |
Method for in situ heat processing of hydrocarbonaceous formations
|
US4133382A
(en)
*
|
1977-09-28 |
1979-01-09 |
Texaco Canada Inc. |
Recovery of petroleum from viscous petroleum-containing formations including tar sands
|
US4249602A
(en)
*
|
1978-09-15 |
1981-02-10 |
Occidental Oil Shale, Inc. |
Method of doping retort with a halogen source to determine the locus of a processing zone
|
US4237973A
(en)
*
|
1978-10-04 |
1980-12-09 |
Todd John C |
Method and apparatus for steam generation at the bottom of a well bore
|
US4248302A
(en)
*
|
1979-04-26 |
1981-02-03 |
Otis Engineering Corporation |
Method and apparatus for recovering viscous petroleum from tar sand
|
US4252194A
(en)
*
|
1979-08-30 |
1981-02-24 |
Standard Oil Company (Indiana) |
Method of using polymerized lignosulfonates for mobility control
|
US4250964A
(en)
*
|
1979-11-15 |
1981-02-17 |
Gulf Research & Development Company |
Process for recovering carbonaceous organic material from a subterranean formation
|
US4246966A
(en)
*
|
1979-11-19 |
1981-01-27 |
Stoddard Xerxes T |
Production and wet oxidation of heavy crude oil for generation of power
|
DE3004003C2
(de)
*
|
1980-02-04 |
1982-02-04 |
Wintershall Ag, 3100 Celle |
Verfahren zur Gewinnung von Rohöl aus Ölsanden
|
US4498537A
(en)
*
|
1981-02-06 |
1985-02-12 |
Mobil Oil Corporation |
Producing well stimulation method - combination of thermal and solvent
|
US4372386A
(en)
*
|
1981-02-20 |
1983-02-08 |
Rhoades C A |
Steam injection method and apparatus for recovery of oil
|
US4499946A
(en)
*
|
1981-03-10 |
1985-02-19 |
Mason & Hanger-Silas Mason Co., Inc. |
Enhanced oil recovery process and apparatus
|
US4429744A
(en)
*
|
1981-05-08 |
1984-02-07 |
Mobil Oil Corporation |
Oil recovery method
|
US4429745A
(en)
*
|
1981-05-08 |
1984-02-07 |
Mobil Oil Corporation |
Oil recovery method
|
US4501325A
(en)
*
|
1981-09-25 |
1985-02-26 |
Texaco Inc. |
Method for predicting workovers and shut-ins from analyzing the annulus effluent of a well
|
US4423779A
(en)
*
|
1981-11-04 |
1984-01-03 |
Livingston Arnold M |
Oil recovery system and process
|
US4463803A
(en)
*
|
1982-02-17 |
1984-08-07 |
Trans Texas Energy, Inc. |
Downhole vapor generator and method of operation
|
US5055030A
(en)
*
|
1982-03-04 |
1991-10-08 |
Phillips Petroleum Company |
Method for the recovery of hydrocarbons
|
US4501326A
(en)
*
|
1983-01-17 |
1985-02-26 |
Gulf Canada Limited |
In-situ recovery of viscous hydrocarbonaceous crude oil
|
US4491180A
(en)
*
|
1983-02-02 |
1985-01-01 |
Texaco Inc. |
Tapered steam injection process
|
US4640352A
(en)
*
|
1983-03-21 |
1987-02-03 |
Shell Oil Company |
In-situ steam drive oil recovery process
|
US4498542A
(en)
*
|
1983-04-29 |
1985-02-12 |
Enhanced Energy Systems |
Direct contact low emission steam generating system and method utilizing a compact, multi-fuel burner
|
US4645004A
(en)
*
|
1983-04-29 |
1987-02-24 |
Iit Research Institute |
Electro-osmotic production of hydrocarbons utilizing conduction heating of hydrocarbonaceous formations
|
US4565245A
(en)
*
|
1983-05-09 |
1986-01-21 |
Texaco Inc. |
Completion for tar sand substrate
|
US4501445A
(en)
*
|
1983-08-01 |
1985-02-26 |
Cities Service Company |
Method of in-situ hydrogenation of carbonaceous material
|
US4565249A
(en)
*
|
1983-12-14 |
1986-01-21 |
Mobil Oil Corporation |
Heavy oil recovery process using cyclic carbon dioxide steam stimulation
|
US4572296A
(en)
*
|
1984-09-20 |
1986-02-25 |
Union Oil Company Of California |
Steam injection method
|
US4641710A
(en)
*
|
1984-10-04 |
1987-02-10 |
Applied Energy, Inc. |
Enhanced recovery of subterranean deposits by thermal stimulation
|
US4640359A
(en)
*
|
1985-11-12 |
1987-02-03 |
Texaco Canada Resources Ltd. |
Bitumen production through a horizontal well
|
US4645003A
(en)
*
|
1985-12-23 |
1987-02-24 |
Texaco Inc. |
Patterns of horizontal and vertical wells for improving oil recovery efficiency
|
US4637461A
(en)
*
|
1985-12-30 |
1987-01-20 |
Texaco Inc. |
Patterns of vertical and horizontal wells for improving oil recovery efficiency
|
US4635720A
(en)
*
|
1986-01-03 |
1987-01-13 |
Mobil Oil Corporation |
Heavy oil recovery process using intermittent steamflooding
|
US4637466A
(en)
*
|
1986-04-03 |
1987-01-20 |
Texaco Inc. |
Method of improving conformance in steam floods with carboxylate steam foaming agents
|
US4726759A
(en)
*
|
1986-04-18 |
1988-02-23 |
Phillips Petroleum Company |
Method and apparatus for stimulating an oil bearing reservoir
|
US4727489A
(en)
*
|
1986-08-11 |
1988-02-23 |
Texaco Inc. |
Apparatus for analyzing the annulus effluent of a well
|
US4718489A
(en)
*
|
1986-09-17 |
1988-01-12 |
Alberta Oil Sands Technology And Research Authority |
Pressure-up/blowdown combustion - a channelled reservoir recovery process
|
US4718485A
(en)
*
|
1986-10-02 |
1988-01-12 |
Texaco Inc. |
Patterns having horizontal and vertical wells
|
US4834180A
(en)
*
|
1986-10-09 |
1989-05-30 |
Mobil Oil Corporation |
Amino resins crosslinked polymer gels for permeability profile control
|
US5083613A
(en)
*
|
1989-02-14 |
1992-01-28 |
Canadian Occidental Petroleum, Ltd. |
Process for producing bitumen
|
US4896725A
(en)
*
|
1986-11-25 |
1990-01-30 |
Parker Marvin T |
In-well heat exchange method for improved recovery of subterranean fluids with poor flowability
|
US4804043A
(en)
*
|
1987-07-01 |
1989-02-14 |
Mobil Oil Corp. |
Process for selective placement of polymer gels for profile control in thermal oil recovery
|
US4983364A
(en)
*
|
1987-07-17 |
1991-01-08 |
Buck F A Mackinnon |
Multi-mode combustor
|
US4895085A
(en)
*
|
1988-01-11 |
1990-01-23 |
Chips Mark D |
Method and structure for in-situ removal of contamination from soils and water
|
US4903770A
(en)
*
|
1988-09-01 |
1990-02-27 |
Texaco Inc. |
Sand consolidation methods
|
US4991652A
(en)
*
|
1988-12-12 |
1991-02-12 |
Mobil Oil Corporation |
Oil reservoir permeability profile control with crosslinked welan gum biopolymers
|
US4892146A
(en)
*
|
1988-12-19 |
1990-01-09 |
Texaco, Inc. |
Alkaline polymer hot water oil recovery process
|
US4903766A
(en)
*
|
1988-12-30 |
1990-02-27 |
Mobil Oil Corporation |
Selective gel system for permeability profile control
|
US4903768A
(en)
*
|
1989-01-03 |
1990-02-27 |
Mobil Oil Corporation |
Method for profile control of enhanced oil recovery
|
US4895206A
(en)
*
|
1989-03-16 |
1990-01-23 |
Price Ernest H |
Pulsed in situ exothermic shock wave and retorting process for hydrocarbon recovery and detoxification of selected wastes
|
US4982786A
(en)
*
|
1989-07-14 |
1991-01-08 |
Mobil Oil Corporation |
Use of CO2 /steam to enhance floods in horizontal wellbores
|
US5085275A
(en)
*
|
1990-04-23 |
1992-02-04 |
S-Cal Research Corporation |
Process for conserving steam quality in deep steam injection wells
|
US5083612A
(en)
*
|
1990-06-18 |
1992-01-28 |
Texaco Inc. |
Hot water, surfactant, and polymer flooding process for heavy oil
|
US5040605A
(en)
*
|
1990-06-29 |
1991-08-20 |
Union Oil Company Of California |
Oil recovery method and apparatus
|
US5277830A
(en)
*
|
1990-12-17 |
1994-01-11 |
Mobil Oil Corporation |
pH tolerant heteropolysaccharide gels for use in profile control
|
US5186256A
(en)
*
|
1991-06-20 |
1993-02-16 |
Conoco Inc. |
Three directional drilling process for environmental remediation of contaminated subsurface formations
|
BR9102789A
(pt)
*
|
1991-07-02 |
1993-02-09 |
Petroleo Brasileiro Sa |
Processo para aumentar a recuperacao de petroleo em reservatorios
|
US5178217A
(en)
*
|
1991-07-31 |
1993-01-12 |
Union Oil Company Of California |
Gas foam for improved recovery from gas condensate reservoirs
|
US5483801A
(en)
*
|
1992-02-17 |
1996-01-16 |
Ezarc Pty., Ltd. |
Process for extracting vapor from a gas stream
|
US5279367A
(en)
*
|
1992-06-10 |
1994-01-18 |
Texaco Inc. |
Fatty acid additives for surfactant foaming agents
|
US5377757A
(en)
*
|
1992-12-22 |
1995-01-03 |
Mobil Oil Corporation |
Low temperature epoxy system for through tubing squeeze in profile modification, remedial cementing, and casing repair
|
US5860475A
(en)
*
|
1994-04-28 |
1999-01-19 |
Amoco Corporation |
Mixed well steam drive drainage process
|
US5709505A
(en)
*
|
1994-04-29 |
1998-01-20 |
Xerox Corporation |
Vertical isolation system for two-phase vacuum extraction of soil and groundwater contaminants
|
CA2152521C
(en)
*
|
1995-03-01 |
2000-06-20 |
Jack E. Bridges |
Low flux leakage cables and cable terminations for a.c. electrical heating of oil deposits
|
US6015015A
(en)
*
|
1995-06-20 |
2000-01-18 |
Bj Services Company U.S.A. |
Insulated and/or concentric coiled tubing
|
US6012520A
(en)
*
|
1996-10-11 |
2000-01-11 |
Yu; Andrew |
Hydrocarbon recovery methods by creating high-permeability webs
|
US5984010A
(en)
*
|
1997-06-23 |
1999-11-16 |
Elias; Ramon |
Hydrocarbon recovery systems and methods
|
US6026914A
(en)
*
|
1998-01-28 |
2000-02-22 |
Alberta Oil Sands Technology And Research Authority |
Wellbore profiling system
|
US6016868A
(en)
*
|
1998-06-24 |
2000-01-25 |
World Energy Systems, Incorporated |
Production of synthetic crude oil from heavy hydrocarbons recovered by in situ hydrovisbreaking
|
US6016867A
(en)
*
|
1998-06-24 |
2000-01-25 |
World Energy Systems, Incorporated |
Upgrading and recovery of heavy crude oils and natural bitumens by in situ hydrovisbreaking
|
US6167966B1
(en)
*
|
1998-09-04 |
2001-01-02 |
Alberta Research Council, Inc. |
Toe-to-heel oil recovery process
|
US6186232B1
(en)
*
|
1998-10-19 |
2001-02-13 |
Alberta Oil Sands Technology And Research Authority |
Enhanced oil recovery by altering wettability
|
US6189611B1
(en)
*
|
1999-03-24 |
2001-02-20 |
Kai Technologies, Inc. |
Radio frequency steam flood and gas drive for enhanced subterranean recovery
|
GB2361725B
(en)
*
|
2000-04-27 |
2002-07-03 |
Fmc Corp |
Central circulation completion system
|
US7097761B2
(en)
*
|
2000-06-27 |
2006-08-29 |
Colt Engineering Corporation |
Method of removing water and contaminants from crude oil containing same
|
CA2325777C
(en)
*
|
2000-11-10 |
2003-05-27 |
Imperial Oil Resources Limited |
Combined steam and vapor extraction process (savex) for in situ bitumen and heavy oil production
|
CA2342007C
(en)
*
|
2001-03-26 |
2009-10-20 |
University Technologies International, Inc. |
Determination of oil and water compositions of oil/water emulsions using low field nmr relaxometry
|
CA2351148C
(en)
*
|
2001-06-21 |
2008-07-29 |
John Nenniger |
Method and apparatus for stimulating heavy oil production
|
US6681859B2
(en)
*
|
2001-10-22 |
2004-01-27 |
William L. Hill |
Downhole oil and gas well heating system and method
|
US7165615B2
(en)
*
|
2001-10-24 |
2007-01-23 |
Shell Oil Company |
In situ recovery from a hydrocarbon containing formation using conductor-in-conduit heat sources with an electrically conductive material in the overburden
|
WO2004038175A1
(en)
*
|
2002-10-24 |
2004-05-06 |
Shell Internationale Research Maatschappij B.V. |
Inhibiting wellbore deformation during in situ thermal processing of a hydrocarbon containing formation
|
US20050026094A1
(en)
*
|
2003-07-31 |
2005-02-03 |
Javier Sanmiguel |
Porous media gas burner
|