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Brevets

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Brevet citant Date de dépôt Date de délivrance Cessionnaire d'origine Titre
US398393931 oct. 19755 oct. 1976Texaco Inc.Method for recovering viscous petroleum
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US40687175 janv. 197617 janv. 1978Phillips Petroleum CompanyProducing heavy oil from tar sands
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US41097209 nov. 197629 août 1978Texaco Inc.
Texaco Exploration Canada, Ltd.		Combination solvent-noncondensible gas injection method for recovering petroleum from viscous petroleum-containing formations including tar sand deposits
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US412407227 déc. 19777 nov. 1978Texaco Exploration Canada Ltd.Viscous oil recovery method
US412717028 sept. 197728 nov. 1978Texaco Exploration Canada Ltd.Viscous oil recovery method
US412717228 sept. 197728 nov. 1978Texaco Exploration Canada Ltd.Viscous oil recovery method
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US424696619 nov. 197927 janv. 1981Production and wet oxidation of heavy crude oil for generation of power
US42653103 oct. 19785 mai 1981Continental Oil CompanyFracture preheat oil recovery process
US427190521 févr. 19799 juin 1981Alberta Oil Sands Technology and Research AuthorityGaseous and solvent additives for steam injection for thermal recovery of bitumen from tar sands
US442974523 sept. 19827 févr. 1984Mobil Oil CorporationOil recovery method
US46076993 juin 198526 août 1986Exxon Production Research Co.Method for treating a tar sand reservoir to enhance petroleum production by cyclic steam stimulation
US468705822 mai 198618 août 1987Conoco Inc.Solvent enhanced fracture-assisted steamflood process
US473372627 mars 198729 mars 1988Mobil Oil CorporationMethod of improving the areal sweep efficiency of a steam flood oil recovery process
US481972528 déc. 198711 avr. 1989Texaco Inc.Recovering oil bypassed by a steam override zone
US483835127 août 198713 juin 1989Mobil Oil Corp.Proppant for use in viscous oil recovery
US485265028 déc. 19871 août 1989Mobil Oil CorporationHydraulic fracturing with a refractory proppant combined with salinity control
US489214728 déc. 19879 janv. 1990Mobil Oil CorporationHydraulic fracturing utilizing a refractory proppant
US502059512 juil. 19894 juin 1991Union Oil Company of CaliforniaCarbon dioxide-steam co-injection tertiary oil recovery process
US50369176 déc. 19896 août 1991Mobil Oil CorporationMethod for providing solids-free production from heavy oil reservoirs
US50369186 déc. 19896 août 1991Mobil Oil CorporationMethod for improving sustained solids-free production from heavy oil reservoirs
US50425819 févr. 199027 août 1991Mobil Oil CorporationMethod for improving steam stimulation in heavy oil reservoirs
US504656010 juin 198810 sept. 1991Exxon Production Research CompanyOil recovery process using arkyl aryl polyalkoxyol sulfonate surfactants as mobility control agents
US524799316 juin 199228 sept. 1993Union Oil Company of CaliforniaEnhanced imbibition oil recovery process
US56345208 mai 19963 juin 1997Chevron U.S.A. Inc.Enhanced oil recovery process including the simultaneous injection of a miscible gas and water
US601686724 juin 199825 janv. 2000World Energy Systems, IncorporatedUpgrading and recovery of heavy crude oils and natural bitumens by in situ hydrovisbreaking
US601686824 juin 199825 janv. 2000World Energy Systems, IncorporatedProduction of synthetic crude oil from heavy hydrocarbons recovered by in situ hydrovisbreaking
US632810424 janv. 200011 déc. 2001World Energy Systems IncorporatedUpgrading and recovery of heavy crude oils and natural bitumens by in situ hydrovisbreaking
US66628727 nov. 200116 déc. 2003ExxonMobil Upstream Research CompanyCombined steam and vapor extraction process (SAVEX) for in situ bitumen and heavy oil production
US67087592 avr. 200223 mars 2004ExxonMobil Upstream Research CompanyLiquid addition to steam for enhancing recovery of cyclic steam stimulation or LASER-CSS
US676948630 mai 20023 août 2004ExxonMobil Upstream Research CompanyCyclic solvent process for in-situ bitumen and heavy oil production
US68936154 mai 200117 mai 2005NCO2 Company LLCMethod and system for providing substantially water-free exhaust gas
US727901721 févr. 20039 oct. 2007Colt Engineering CorporationMethod for converting heavy oil residuum to a useful fuel
US734110228 avr. 200511 mars 2008Diamond QC Technologies Inc.
Colt Engineering Corporation
Paramount Resources Ltd.		Flue gas injection for heavy oil recovery
US74457612 mai 20034 nov. 2008Method and system for providing compressed substantially oxygen-free exhaust gas for industrial purposes
US74647564 févr. 200516 déc. 2008Exxon Mobil Upstream Research CompanyProcess for in situ recovery of bitumen and heavy oil
US776579418 janv. 20063 août 2010NCO2 Company LLCMethod and system for obtaining exhaust gas for use in augmenting crude oil production
US77706406 févr. 200710 août 2010Diamond QC Technologies Inc.
Colt Engineering Corporation
Paramount Resources Ltd.		Carbon dioxide enriched flue gas injection for hydrocarbon recovery
US792656130 oct. 200819 avr. 2011Shell Oil CompanySystems and methods for producing oil and/or gas
US796414824 oct. 200821 juin 2011NCO2 Company LLCSystem for providing compressed substantially oxygen-free exhaust gas
US813659017 mai 200720 mars 2012Shell Oil CompanySystems and methods for producing oil and/or gas
US81365928 août 200720 mars 2012Shell Oil CompanyMethods for producing oil and/or gas

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