| Patents for E21B 36 - Heating, cooling, or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones (4,262) |
|---|
| 04/11/2012 | CN202187746U 稠油加热装置 Heavy heating device |
| 04/11/2012 | CN202187745U 一种用于矿井井口防冻及地表防冻的新能源空调系统 A mine and surface wellhead antifreeze antifreeze new energy air-conditioning system |
| 04/10/2012 | US8151884 Combined development of oil shale by in situ heating with a deeper hydrocarbon resource |
| 04/05/2012 | WO2012041877A1 Process for the in situ extraction of bitumen or ultraheavy oil from oil sand deposits as reservoir |
| 04/05/2012 | WO2011107331A3 Method and device for the "in-situ" transport of bitumen or extra-heavy oil |
| 04/05/2012 | WO2011101228A3 Device and method for obtaining, especially in situ, a carbonaceous substance from an underground deposit |
| 04/05/2012 | CA2812711A1 Process for the "in situ" extraction of bitumen or ultraheavy oil from oil-sand deposits as a reservoir |
| 04/04/2012 | EP2436872A2 Methods and compositions for thermally treating a conduit used for hydrocarbon production or transmission to help remove paraffing wax buildup |
| 04/04/2012 | EP2436871A2 Methods and compositions for thermally treating a conduit used for a hydrocarbon production or transmission to help remove paraffin wax buildup |
| 04/04/2012 | EP2435657A2 "heat transport dead leg" |
| 04/04/2012 | CN202181879U 油井高压蒸汽热洗装置 Heat oil pressure steam cleaning device |
| 04/04/2012 | CN101163852B Low temperature barriers for in situ processes |
| 04/03/2012 | US8146664 Utilization of low BTU gas generated during in situ heating of organic-rich rock |
| 03/29/2012 | WO2012040169A1 Method of using carbon dioxide in recovery of formation deposits |
| 03/29/2012 | WO2012039967A2 Radio frequency heat applicator for increased heavy oil recovery |
| 03/29/2012 | US20120073823 System for subsea extraction of gaseous materials from, and prevention, of hydrates |
| 03/29/2012 | US20120073799 Apparatus for distributing carbon dioxide with advanced function of adjusting pressure and temperature of carbon dioxide for geologic injection of carbon dioxide |
| 03/29/2012 | CA2811937A1 Method of using carbon dioxide in recovery of formation deposits |
| 03/29/2012 | CA2811266A1 Radio frequency heat applicator for increased heavy oil recovery |
| 03/28/2012 | CN102392626A Method for exploiting thick-layer heavy oil reservoir by in situ combustion assisted gravity drainage |
| 03/27/2012 | US8141656 Apparatuses and methods relating to cooling a subterranean drill bit and/or at least one cutting element during use |
| 03/22/2012 | WO2012037334A2 Cyclic steam stimulation using rf |
| 03/22/2012 | US20120067580 Radio frequency heat applicator for increased heavy oil recovery |
| 03/22/2012 | CA2807714A1 Cyclic steam stimulation using rf |
| 03/21/2012 | CN102388199A Subsea wellhead assembly |
| 03/21/2012 | CN102383766A Self-heating natural gas hydrate preventing device |
| 03/21/2012 | CN102383762A Geothermal heat-insulating system and geothermal heat-insulating method for pit shaft |
| 03/21/2012 | CN101163853B Insulation conductor temperature-limiting heater for underground strata heating combined with three-phase y structure |
| 03/20/2012 | US8136596 Methods of using water-superabsorbent polymers to reduce heat transfer |
| 03/20/2012 | CA2753912C Thermal insulation compositions containing organic solvent and gelling agent and methods of using the same |
| 03/15/2012 | WO2012033712A2 Apparatus and method for heating of hydrocarbon deposits by rf driven coaxial sleeve |
| 03/15/2012 | CA2810517A1 Apparatus and method for heating of hydrocarbon deposits by rf driven coaxial sleeve |
| 03/14/2012 | CN102373902A Novel jet flow well flushing device |
| 03/13/2012 | CA2651156C Thermal insulation compositions containing organic solvent and gelling agent and methods of using the same |
| 03/08/2012 | WO2012030425A1 Wellbore mechanical integrity for in situ pyrolysis |
| 03/08/2012 | US20120055672 System and Method for Managing Temperature in a Wellbore |
| 03/08/2012 | US20120055666 Consumable downhole tools |
| 03/08/2012 | CA2806173A1 Wellbore mechanical integrity for in situ pyrolysis |
| 03/07/2012 | CN202158688U 工矿企业利用矿井涌水废热供暖制冷系统 Industrial and mining waste heat utilization Swallet heating and cooling system |
| 03/07/2012 | CN202157785U 用于牙轮钻机的防冻注水管 Note antifreeze for rotary drill pipe |
| 03/01/2012 | WO2012025150A1 Method and apparatus for thermally treating an oil reservoir |
| 03/01/2012 | US20120048531 Thermal Component Temperature Management System and Method |
| 02/29/2012 | CN202152665U 采油井用加温热洗装置 Production wells by adding warm wash equipment |
| 02/28/2012 | US8122951 Systems and methods of downhole thermal property measurement |
| 02/28/2012 | US8122950 Microwave-based downhole activation method for wellbore consolidation applications |
| 02/28/2012 | CA2510758C Apparatus for the cooling of drilling liquids |
| 02/23/2012 | WO2011087643A3 Steam generator |
| 02/22/2012 | CN202148882U 移动式电磁感应循环加热洗井装置 Mobile electromagnetic induction heating cycle flushing device |
| 02/22/2012 | CN102359365A Method for extracting oil through injecting high temperature steam into oil layer to initiate hydrothermal exothermic reaction |
| 02/22/2012 | CN101163858B 从地下地层生产碳氢化合物的现场转换系统及相关方法 Producing hydrocarbons from an underground formation site conversion system and related method |
| 02/17/2012 | CA2713077A1 Line heater |
| 02/16/2012 | WO2012021649A2 Well completion and related methods for enhanced recovery of heavy oil |
| 02/16/2012 | US20120037370 Well completion and related methods for enhanced recovery of heavy oil |
| 02/16/2012 | CA2844477A1 Well completion and related methods for enhanced recovery of heavy oil |
| 02/15/2012 | CN102352744A Circulating hot water heavy oil thermal recovery system for ultra-deep well and process thereof |
| 02/14/2012 | US8113281 Method and apparatus for in situ extraction of bitumen or very heavy oil |
| 02/14/2012 | US8113272 Three-phase heaters with common overburden sections for heating subsurface formations |
| 02/09/2012 | US20120031616 Cylindrical Truss Structure Reinforced Pipe |
| 02/08/2012 | CN1954131B 使用氮化物绝缘的地下电加热器 Nitride insulated underground electric heater |
| 02/01/2012 | EP2411625A2 Subsea cooler |
| 02/01/2012 | EP2411624A2 Subsea system with subsea cooler and method for cleaning the subsea cooler |
| 02/01/2012 | CN202133088U 卧式高效节能加热炉 Horizontal energy efficient furnace |
| 01/31/2012 | US8104537 Method of developing subsurface freeze zone |
| 01/26/2012 | CA2805276A1 Apparatus and method for heating of hydrocarbon deposits by axial rf coupler |
| 01/25/2012 | CN202125281U Sealing oil wiper of pneumatic oil rod |
| 01/25/2012 | CN202125279U Portable electric heating self-control device at mouth of oil well |
| 01/25/2012 | CN202125278U Anti-freezing device for ground impregnating fluid drill hole |
| 01/24/2012 | US8100195 Motor cooling radiators for use in downhole environments |
| 01/19/2012 | US20120012319 Enhanced hydrocarbon recovery using microwave heating |
| 01/18/2012 | CN202117634U Wellhead continuous feeding device for chemical agent |
| 01/18/2012 | CN202117629U High pour point oil test electric heating system |
| 01/17/2012 | US8096349 Apparatus for extraction of hydrocarbon fuels or contaminants using electrical energy and critical fluids |
| 01/11/2012 | CN202109655U Atmospheric-pressure superconducting pipe type heating furnace |
| 01/11/2012 | CN202107236U Normal pressure heat-insulating circulating system for single-tank well |
| 01/11/2012 | CN101300401B Methods and systems for producing fluid from an in situ conversion process |
| 01/10/2012 | US8091632 Method and device for the in-situ extraction of a hydrocarbon-containing substance from an underground deposit |
| 01/10/2012 | US8091626 Downhole combustion unit and process for TECF injection into carbonaceous permeable zones |
| 01/10/2012 | US8091625 Method for producing viscous hydrocarbon using steam and carbon dioxide |
| 01/10/2012 | CA2476575C Method and apparatus to provide electrical connection in a wellhead for a downhole electrical device |
| 01/04/2012 | CN202100237U Electromagnetic heating and thermal insulation device of blowout preventer |
| 01/04/2012 | CN102305048A Controlling the pressure within an annular volume of a wellbore |
| 01/04/2012 | CN102305047A Controlling the pressure within an annular volume of a wellbore |
| 01/04/2012 | CN102305046A Controlling the pressure within an annular volume of a wellbore |
| 01/04/2012 | CN102305027A Anti-corrosion thermal-proof oil pipe with thermal barrier coating on surface for thermal recovery of thick oil |
| 12/29/2011 | WO2011163156A1 Diaxial power transmission line for continuous dipole antenna |
| 12/29/2011 | WO2011161513A1 Method and device for estimating cool down in a system |
| 12/29/2011 | WO2011161047A1 Coated parts and use thereof |
| 12/29/2011 | CA2801747A1 Diaxial power transmission line for continuous dipole antenna |
| 12/28/2011 | EP2399946A1 Coated parts and their application |
| 12/28/2011 | CN202090907U 油井热洗监测装置 Hot wash oil monitoring device |
| 12/27/2011 | US8082995 Optimization of untreated oil shale geometry to control subsidence |
| 12/22/2011 | WO2011157988A1 An oil-based grouting composition with an insulating material |
| 12/22/2011 | WO2011157987A1 A water-based grouting composition with an insulating material |
| 12/22/2011 | US20110308791 Apparatus for Use Downhole Including Devices Having Heat Carrier Channels |
| 12/22/2011 | CA2801675A1 An oil-based grouting composition with an insulating material |
| 12/22/2011 | CA2801673A1 A water-based grouting composition with an insulating material |
| 12/21/2011 | CN202081864U 矿井乏风和排水热能综合利用系统 VAM and drainage heat utilization system |
| 12/21/2011 | CN102287166A 一种油管清洗的方法 One kind of method for cleaning tubing |
| 12/14/2011 | CN102282337A 用于井下蒸汽产生和增强采油的装置和方法 For downhole steam generation and enhanced oil recovery apparatus and method |
| 12/14/2011 | CN102282336A 一个和多个冷流中心 One or more cold center |