Patents
Patents for E21B 36 - Heating, cooling, or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones (4,262)
08/2006
08/30/2006CN1272523C Method for treating hydrocarbon-containing rock formation, and method for producing gas and hydrocarbon energy
08/29/2006US7096955 Long duration fuel cell system
08/29/2006US7096953 In situ thermal processing of a coal formation using a movable heating element
08/29/2006US7096942 In situ thermal processing of a relatively permeable formation while controlling pressure
08/29/2006US7096941 In situ thermal processing of a coal formation with heat sources located at an edge of a coal layer
08/28/2006CA2537558A1 Systems and methods of downhole thermal property measurement
08/24/2006WO2006012131A3 Drill pipe assembly
08/24/2006US20060185843 Assembly and method for determining thermal properties of a formation and forming a liner
08/23/2006CN1271312C Electrical well heating apparatus and method
08/22/2006US7093655 Method for the recovery of hydrocarbons from hydrates
08/16/2006CN1270051C In situ recovery from hydrocarbon contg. formation
08/16/2006CA2497378A1 Gas phase thermal unit
08/15/2006US7091460 In situ processing of hydrocarbon-bearing formations with variable frequency automated capacitive radio frequency dielectric heating
08/15/2006CA2497776A1 Thermal protection blanket
08/10/2006US20060175053 Process to improve extraction of crude oil and installation implementing such process
08/09/2006CN2804384Y Environment protection white steel insulation quilt
08/08/2006US7086468 In situ thermal processing of a hydrocarbon containing formation using heat sources positioned within open wellbores
08/08/2006US7086465 In situ production of a blending agent from a hydrocarbon containing formation
08/02/2006CN2802069Y Internal heating type well head thermal insulation device
08/02/2006CN1267621C Method for treating hydrocarbon-containing formation and producing hydrocarbon and energy sources
08/01/2006US7083009 Pressure controlled fluid sampling apparatus and method
07/2006
07/27/2006US20060162931 Cooling apparatus and method
07/27/2006CA2595293A1 Down hole physical upgrading of heavy crude oils by selective energy absorption
07/26/2006EP1276967B1 A method for treating a hydrocarbon containing formation
07/26/2006CN2799853Y Oil well heater
07/20/2006WO2006075913A1 System for power supply to subsea installations
07/20/2006WO2006039362A3 Process for downhole heating
07/18/2006US7077198 In situ recovery from a hydrocarbon containing formation using barriers
07/13/2006WO2006074393A1 Thermal management apparatus, systems, and methods
07/12/2006CN1263939C Method for treating hydrocarbon-containing formation
07/12/2006CN1263938C Method for treating hydrocarbon-containing formation
07/11/2006US7073578 Staged and/or patterned heating during in situ thermal processing of a hydrocarbon containing formation
07/06/2006US20060144591 Method and apparatus for repair of wells utilizing meltable repair materials and exothermic reactants as heating agents
07/04/2006US7069993 Down hole oil and gas well heating system and method for down hole heating of oil and gas wells
06/2006
06/28/2006EP1558834A4 Methods and apparatus for a subsea tie back
06/27/2006US7066257 In situ recovery from lean and rich zones in a hydrocarbon containing formation
06/27/2006US7066254 In situ thermal processing of a tar sands formation
06/22/2006US20060131080 Method, system, and apparatus for controlling in-vehicle apparatus
06/22/2006US20060131027 Device for heating and thermally insulating at least one undersea pipeline
06/20/2006US7063145 Methods and systems for heating a hydrocarbon containing formation in situ with an opening contacting the earth's surface at two locations
06/20/2006CA2273027C Methods and apparatus for enhanced recovery of viscous deposits by thermal stimulation
06/14/2006CN2787825Y Superconductive automatic hot water flushing and wax removing device for oil field
06/13/2006US7059413 Method for intensification of high-viscosity oil production and apparatus for its implementation
06/07/2006CN1782325A Method for low frequency large current heating raw oil in oil wel pipe string
06/07/2006CN1782323A Built-in raw oil heater
06/06/2006US7055600 In situ thermal recovery from a relatively permeable formation with controlled production rate
06/01/2006US20060113079 Production of natural gas from hydrates
05/2006
05/31/2006CN2784715Y Multifunctional heating stove for oil well
05/30/2006US7051807 In situ thermal recovery from a relatively permeable formation with quality control
05/26/2006WO2006055467A1 Cooling apparatus, systems, and methods
05/26/2006WO2006055099A2 Thermal component temperature management system and method
05/26/2006CA2588234A1 Cooling apparatus, systems, and methods
05/25/2006US20060108116 Method and apparatus for cooling flasked instrument assembles
05/24/2006CN2782925Y Ground gathering conveying system for petroleum production
05/18/2006WO2005003678A3 Blast hole liner system and method for the same
05/18/2006WO2004097159A3 Thermal processes for subsurface formations
05/18/2006US20060102625 In situ processing of hydrocarbon-bearing formations with variable frequency dielectric heating
05/18/2006US20060102353 Thermal component temperature management system and method
05/18/2006US20060102343 Drilling, perforating and formation analysis
05/17/2006CN2780981Y Well head heating thermal insulation device
05/16/2006US7044223 Heater cable and method for manufacturing
05/10/2006EP1654435A2 Changing the temperature of offshore produced water
05/10/2006EP1339943B1 Well sealing method and apparatus
05/09/2006US7040398 In situ thermal processing of a relatively permeable formation in a reducing environment
05/02/2006US7037105 Heating apparatus for wells
05/02/2006US7036596 Hydraulic friction fluid heater and method of using same
05/02/2006US7036593 Cement heating tool for oil and gas well completion
05/02/2006US7036583 In situ thermal processing of a hydrocarbon containing formation to increase a porosity of the formation
04/2006
04/25/2006US7032660 In situ thermal processing and inhibiting migration of fluids into or out of an in situ oil shale formation
04/25/2006US7032658 High power umbilicals for electric flowline immersion heating of produced hydrocarbons
04/20/2006US20060081376 Hydraulic friction fluid heater and method of using same
04/20/2006US20060081374 Process for downhole heating
04/13/2006WO2006039362A2 Process for downhole heating
04/13/2006WO2004097159A8 Thermal processes for subsurface formations
04/13/2006US20060076347 In situ processing of hydrocarbon-bearing formations with automatic impedance matching radio frequency dielectric heating
04/12/2006EP1644709A2 Method and apparatus for managing the temperature of thermal components
04/11/2006US7025131 Electrical tubing control and remediation apparatus and method of use
03/2006
03/28/2006US7017661 Production of synthesis gas from a coal formation
03/28/2006CA2416006C Heater cable and method for manufacturing
03/14/2006US7011154 In situ recovery from a kerogen and liquid hydrocarbon containing formation
03/09/2006US20060051080 Oilfield tool annulus heater
03/08/2006CN2763495Y Low frequency cable free heater for sucker rod
03/08/2006CN2763494Y Thermal insulation box for oil field
02/2006
02/23/2006US20060037749 Well tool and method for heating and depositing first and second charges of selective temperature melting metal alloys for repairing failure spots along a section of a tubular conduit in a subterranean well
02/23/2006US20060037748 Subterranean well secondary plugging tool for repair of a first plug
02/22/2006CN2760220Y Leather cup type jet flow well cleanup apparatus
02/14/2006US6997255 In situ thermal processing of a hydrocarbon containing formation in a reducing environment
02/07/2006US6994168 In situ thermal processing of a hydrocarbon containing formation with a selected hydrogen to carbon ratio
02/07/2006US6994161 In situ thermal processing of a coal formation with a selected moisture content
02/07/2006US6994160 In situ thermal processing of a hydrocarbon containing formation to produce hydrocarbons having a selected carbon number range
02/01/2006EP1620628A2 Arctic platform
02/01/2006EP1034355B1 Tool cooling system
01/2006
01/31/2006US6991045 Forming openings in a hydrocarbon containing formation using magnetic tracking
01/31/2006US6991036 Thermal processing of a relatively permeable formation
01/31/2006US6991031 In situ thermal processing of a coal formation to convert a selected total organic carbon content into hydrocarbon products
01/25/2006CN2753878Y Microwave crude oil heating viscosity-reducing apparatus
01/24/2006US6988552 Removing any scale or deposits in gas wells, by injecting a liquid carbon dioxide at a pressure below the formation fracturing pressure, depressurization to vaporize carbon dioxide, and blow out any dissolved scale materials
01/18/2006EP1268973B1 Annulus sealing method using eutectic metal and heat induction
01/18/2006CN1237255C Polish oil-pipe well nitrogen heat-insulating wellhole heat-transfer simulating technique
01/12/2006WO2005091883A3 Extracting and processing hydrocarbon-bearing formations
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