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9033039 Producer snorkel or injector toe-dip to accelerate communication between SAGD producer and injector  
Methods and systems relating to steam assisted gravity drainage (SAGD) utilizing well pairs that are at least initially in fluid communication through drilled bores toward their toe ends. At least...
8991493 Multi-stage enhanced oil recovery process  
Multi-stage methods for the enhanced recovery of high viscosity oil deposits from low temperature, shallow subterranean formations. The methods may include the steps of heating potentially...
8973658 Heat recovery method for wellpad SAGD steam generation  
A method of recovering heat from hot produced fluids at SAGD facilities is described that utilizes wellpad steam generation such as Direct Steam Generators (DSG). Heated fluids produced by SAGD...
8967282 Enhanced bitumen recovery using high permeability pathways  
Heavy oil recovery from oil sand reservoirs is enhanced through the creation of subsurface high permeability pathways distributed throughout the oil sand reservoirs. The high permeability pathways...
8967283 System for reducing oil beneath the ground  
A system and method for cracking, hydrogenating and extracting oil from underground deposits includes a gasifier, an injection well and a production well. The gasifier creates high pressure, high...
8967248 Method for hydrocarbon resource recovery including actuator operated positioning of an RF sensor and related apparatus  
A method of hydrocarbon resource recovery from a subterranean formation may include forming a plurality of spaced apart injector/producer well pairs in the subterranean formation. Each...
8960285 Method of processing a hydrocarbon resource including supplying RF energy using an extended well portion  
A method for hydrocarbon resource recovery in a subterranean formation including a laterally extending injector well having a tubular conductor therein, and a laterally extending producer well...
8960317 Horizontal well line-drive oil recovery process  
An in situ combustion process entailing the simultaneous production of liquids and combustion gases that combines fluid drive, gravity phase segregation and gravity drainage to produce...
8960286 Heavy oil recovery using SF6 and RF heating  
A method of producing heavy oil by first injecting water and sulfur hexafluoride molecules into a region. The method then introduces electromagnetic waves such as microwaves and/or radio...
8955581 Method and system for recovering oil and generating steam from produced water  
A method of recovering oil from an oil well and producing steam for injection into an injection well is provided. After recovering an oil-water mixture from the oil well, oil is separated from the...
8936090 Inline RF heating for SAGD operations  
A method is described for accelerating start-up for SAGD-type operation by providing radio frequency heating devices inside the lateral wells that can re-heat the injected steam after losing heat...
8926833 Process and system improvement for improving and recuperating waste, heavy and extra heavy hydrocarbons  
A continuous process for upgrading a heavy hydrocarbon includes the steps of: obtaining a heavy hydrocarbon; heating the heavy hydrocarbon; contacting the heavy hydrocarbon with a solvent at...
8905127 Process for enhanced production of heavy oil using microwaves  
A process for utilizing microwaves to heat H2O within a subterranean region wherein the heated H2O contacts heavy oil in the subterranean region to lower the viscosity of the heavy oil and improve...
8905132 Establishing communication between well pairs in oil sands by dilation with steam or water circulation at elevated pressures  
A method of establishing fluid communication between a well pair in an oil-sand reservoir, where dilatable oil sands in the reservoir form a barrier to fluid communication between the well pair....
8899327 Method for recovering hydrocarbons using cold heavy oil production with sand (CHOPS) and downhole steam generation  
A method for recovering oil from a reservoir comprises performing a first CHOPS process in one or more first wells, performing a second CHOPS process in one or more second wells that are laterally...
8899326 Oil recovery process  
An oil recovery process entails recovering an oil-water mixture from an oil bearing formation and separating the oil-water mixture to produce an oil product and produced water. The produced water...
8893787 Operation of casing valves system for selective well stimulation and control  
Casing valves for selective well stimulation and control. A well system includes at least one valve interconnected in a casing string operable via at least one line external to the casing string...
8887510 Heat integration in CO2 capture  
A power plant for combustion of carbonaceous fuels with CO2 capture, comprising a pressurized fluidized bed combustion chamber (2), heat pipes (8, 8′) for cooling of the combustion gas in the...
8851170 Heater assisted fluid treatment of a subsurface formation  
A method for treating a tar sands formation includes providing heat from a first heater located between a steam injection well and a production well in a hydrocarbon containing layer. The first...
8844639 Pentane-hexane solvent in situ recovery of heavy oil  
An integrated thermal recovery process using a solvent of a pentane or hexane or both as an additive to, or sole component of, a gravity-dominated process for recovering bitumen or heavy oil from...
8839857 Geothermal energy production  
A method of geothermal energy production can include injecting water into a formation, and then automatically decreasing resistance to flow through at least one valve in response to the water...
8833454 Hydrocarbon recovery method  
A process for increasing the efficiency of hydrocarbon recovery from an underground formation containing viscous hydrocarbons through the use of both gravity drainage and mobile water drive. The...
8820420 Method for increasing the recovery of hydrocarbons  
Embodiments of the invention relate to methods for increasing the recovery of hydrocarbons from a subterranean reservoir. In one embodiment, a method for recovering hydrocarbons from a...
8813846 Hydrocarbon recovery process for fractured reservoirs  
Steam-Over-Solvent Injection in Fractured Reservoirs (SOS-FR) is carried out by treating a fractured hydrocarbon bearing formation penetrated by a well with a first phase of injecting a formation...
8806774 Oil sands fluid fine tailings dewatering using rim ditching  
A process of dewatering tailings is provided comprising mixing the tailings with a sufficient amount of an additive or a mixture thereof; depositing the resulting mixture into a disposal area;...
8794320 Water injection systems and methods  
A system comprising a well drilled into an underground formation comprising hydrocarbons; a production facility at a topside of the well; and a water production facility connected to the...
8794321 Combustion thermal generator and systems and methods for enhanced oil recovery  
An apparatus for combustion steam generation is provided, which includes a combustion chamber having an inlet end and an outlet end; a manifold at the inlet end configured to introduce a fuel and...
8789584 Processing hydrocarbons  
Systems and methods that include providing, e.g., obtaining or preparing, a material that includes a hydrocarbon carried by an inorganic substrate, and exposing the material to a plurality of...
8789592 Flooding operations employing chlorine dioxide  
A method includes introducing a treatment fluid including a first polymer gel into a subterranean formation to generate a production fluid having an aqueous portion and a hydrocarbon portion,...
8789594 Water injection systems and methods  
A system comprising a well drilled into an underground formation; a production facility at the topside of the well; and a water production facility connected to the production facility; wherein...
8789608 Steam generation process for enhanced oil recovery  
The system and method for steam production for extraction of heavy bitumen includes a method of mixing fuel and oxidizing gases, combusting the mixture, mixing combustion gas with water containing...
8783347 Radio frequency enhanced steam assisted gravity drainage method for recovery of hydrocarbons  
A method for heating a hydrocarbon formation is disclosed. A radio frequency applicator is positioned to provide radiation within the hydrocarbon formation. A first signal sufficient to heat the...
8776879 Method for production of high purity distillate from produced water for generation of high pressure steam  
Embodiments presented herein provide an evaporation based zero liquid discharge method for generation of up to 100% quality high pressure steam from produced water in the heavy oil production...
8776881 Systems, methods and apparatuses for monitoring and recovery of petroleum from earth formations  
A system for production of petroleum from an earth formation. The system includes: an injection assembly disposable within a first borehole for injecting a thermal source into the formation, the...
8770281 Multiple infill wells within a gravity-dominated hydrocarbon recovery process  
A method for recovering hydrocarbons from a subterranean reservoir by operating a substantially gravity-controlled recovery process with two adjacent well pairs. Each well pair includes an...
8746336 Method and system for recovering oil and generating steam from produced water  
A method of recovering oil from an oil well and producing steam for injection into an injection well is provided. After recovering an oil-water mixture from the oil well, oil is separated from the...
8739866 Method for extracting bitumen and/or ultra-heavy oil from an underground deposit, associated installation and operating method for said installation  
A method for extracting bitumen and/or extra-heavy oil from an underground deposit is provided. The energy for producing the steam and for the electric heating is generated in situ, for which...
8720549 Process for enhanced production of heavy oil using microwaves  
A process for utilizing microwaves to heat H2O within a subterranean region wherein the heated H2O contacts heavy oil in the subterranean region to lower the viscosity of the heavy oil and improve...
8720548 Process for enhanced production of heavy oil using microwaves  
A process for utilizing microwaves to heat H2O and sulfur hexafluoride within a subterranean region wherein the heated H2O and sulfur hexafluoride contacts heavy oil in the subterranean region to...
8720547 Process for enhanced production of heavy oil using microwaves  
A process for utilizing microwaves to heat solvent within a subterranean region wherein the heated solvent, vapor, contacts heavy oil in the subterranean region to lower the viscosity of the heavy...
8720550 Process for enhanced production of heavy oil using microwaves  
A process for utilizing microwaves to heat H2O within a subterranean region wherein the heated H2O contacts heavy oil in the subterranean region to lower the viscosity of the heavy oil and improve...
8701764 Oil sand production without CO2 emission  
A plant for generation of steam for oil sand recovery from carbonaceous fuel with capture of CO2 from the exhaust gas, comprising heat coils (105, 105′, 105″) arranged in a combustion chamber...
8689865 Process for enhanced production of heavy oil using microwaves  
A process for utilizing microwaves to heat H2O within a subterranean region wherein the heated H2O contacts heavy oil in the subterranean region to lower the viscosity of the heavy oil and improve...
8678086 Method and apparatus for a downhole gas generator  
A downhole steam generation apparatus and method of use are provided. The apparatus may include an injection section, a combustion section, and an evaporation section. The injection section may...
8672027 In situ fluid reservoir stimulation process  
A method for stimulating a hydrocarbon-containing formation that includes the steps of: introducing a heat source in the formation; heating a portion of liquid hydrocarbons in the formation to...
8668009 Method and apparatus for controlling a volume of hydrogen input and the amount of oil taken out of a naturally occurring oil field  
A system and method for cracking, hydrogenating and extracting oil from underground deposits is presented. A method includes injecting a mixture of oxygen, steam and oil into an injection well to...
8668022 Method and apparatus for utilizing carbon dioxide in situ  
A system and method for cracking, hydrogenating and extracting oil from underground deposits is presented. A system includes injecting carbon dioxide and syngas into a deposit of oil under the...
8662175 Varying properties of in situ heat treatment of a tar sands formation based on assessed viscosities  
A method for treating a tar sands formation includes providing heat to at least part of a hydrocarbon layer in the formation from a plurality of heaters located in the formation. The heat is...
8656999 Water treatment using a direct steam generator  
The present method produces treated water from a direct steam generator. The method begins by injecting water into a direct steam generator. The injected water is then vaporized with the direct...
8656998 In situ heating for reservoir chamber development  
Methods and apparatus relate to systems and methods of recovering oil from a formation. In operation, a steam chamber develops as a result of steam injection into the formation and the recovery of...