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Class Information
Number: 166/302
Name: Wells > Processes > Heating, cooling or insulating
Description: A process in which there is a heating, cooling, or insulating step or a heated or cooled material is used.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6591906 |
In situ thermal processing of a hydrocarbon containing formation with a selected oxygen content |
Jul. 15, 2003 |
| 6588504 |
In situ thermal processing of a coal formation to produce nitrogen and/or sulfur containing formation fluids |
Jul. 8, 2003 |
| 6588503 |
In Situ thermal processing of a coal formation to control product composition |
Jul. 8, 2003 |
| 6585046 |
Live well heater cable |
Jul. 1, 2003 |
| 6585047 |
System for heat exchange with earth loops |
Jul. 1, 2003 |
| 6585036 |
Energy systems |
Jul. 1, 2003 |
| 6581684 |
In Situ thermal processing of a hydrocarbon containing formation to produce sulfur containing formation fluids |
Jun. 24, 2003 |
| 6575248 |
Fuel cell for downhole and subsea power systems |
Jun. 10, 2003 |
| 6543537 |
Method and apparatus for producing an oil reservoir |
Apr. 8, 2003 |
| 6540018 |
Method and apparatus for heating a wellbore |
Apr. 1, 2003 |
| 6536526 |
Method for decreasing heat transfer from production tubing |
Mar. 25, 2003 |
| 6523610 |
Methods and apparatus for forming metal casings in well bores |
Feb. 25, 2003 |
| 6513593 |
Method and apparatus for reducing paraffin and asphaltene deposits in pumping oil wells |
Feb. 4, 2003 |
| 6505683 |
Process for purification by combination of an effluent that contains carbon dioxide and hydrocarbons |
Jan. 14, 2003 |
| 6497279 |
Method of using a heater with a fiber optic string in a wellbore |
Dec. 24, 2002 |
| 6491616 |
Method for biosolid disposal and methane generation |
Dec. 10, 2002 |
| 6446726 |
Wellbore and formation heating system and method |
Sep. 10, 2002 |
| 6419018 |
Subterranean well completion apparatus with flow assurance system and associated methods |
Jul. 16, 2002 |
| 6409650 |
Method for biosolid disposal and methane generation |
Jun. 25, 2002 |
| 6371693 |
Making subsea pipelines ready for electrical heating |
Apr. 16, 2002 |
| 6354376 |
Apparatus for transferring fluid between the seabed and a floating vessel |
Mar. 12, 2002 |
| 6354381 |
Method of generating heat and vibration in a subterranean hydrocarbon-bearing formation |
Mar. 12, 2002 |
| 6353706 |
Optimum oil-well casing heating |
Mar. 5, 2002 |
| 6343652 |
Method and device for cleaning out a well or piping blocked with gas hydrates |
Feb. 5, 2002 |
| 6338381 |
Heat exchange systems |
Jan. 15, 2002 |
| 6318467 |
System and method for pumping and heating viscous fluids in a wellbore |
Nov. 20, 2001 |
| 6287248 |
Method for biosolid disposal and methane generation |
Sep. 11, 2001 |
| 6283215 |
Process for thermal insulation of production tubings placed in a well by means of a non-rigid foam and a system for working a fluid producing well |
Sep. 4, 2001 |
| 6276438 |
Energy systems |
Aug. 21, 2001 |
| 6269876 |
Electrical heater |
Aug. 7, 2001 |
| 6264401 |
Method for enhancing the flow of heavy crudes through subsea pipelines |
Jul. 24, 2001 |
| 6260615 |
Method and apparatus for de-icing oilwells |
Jul. 17, 2001 |
| 6251179 |
Thermally conductive cementitious grout for geothermal heat pump systems |
Jun. 26, 2001 |
| 6205289 |
Steam generation system for injecting steam into oil wells |
Mar. 20, 2001 |
| 6199629 |
Computer controlled downhole safety valve system |
Mar. 13, 2001 |
| 6189611 |
Radio frequency steam flood and gas drive for enhanced subterranean recovery |
Feb. 20, 2001 |
| 6112813 |
Method of providing a conduit and continuous coiled tubing system |
Sep. 5, 2000 |
| 6102122 |
Control of heat injection based on temperature and in-situ stress measurement |
Aug. 15, 2000 |
| 6056057 |
Heater well method and apparatus |
May. 2, 2000 |
| 6041862 |
Ground heat exchange system |
Mar. 28, 2000 |
| 6035933 |
Process for the thermo-hydraulic control of gas hydrates |
Mar. 14, 2000 |
| 6032732 |
Well head heating system |
Mar. 7, 2000 |
| 6009940 |
Production in frigid environments |
Jan. 4, 2000 |
| 6006837 |
Method and apparatus for heating viscous fluids in a well |
Dec. 28, 1999 |
| 5974226 |
Heated power cable |
Oct. 26, 1999 |
| 5950732 |
System and method for hydrate recovery |
Sep. 14, 1999 |
| 5891829 |
Process for the downhole upgrading of extra heavy crude oil |
Apr. 6, 1999 |
| 5863283 |
System and process for disposing of nuclear and other hazardous wastes in boreholes |
Jan. 26, 1999 |
| 5858489 |
System for thermal and/or acoustic insulation of a tube |
Jan. 12, 1999 |
| 5845709 |
Recirculating pump for electrical submersible pump system |
Dec. 8, 1998 |
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