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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 |
| 5146987 |
Method and apparatus for controlling the flow of crude oil from the earth |
Sep. 15, 1992 |
| 5135286 |
Residue recovery process and apparatus |
Aug. 4, 1992 |
| 5135053 |
Treatment of well tubulars with gelatin |
Aug. 4, 1992 |
| 5111887 |
Method for reducing radioactivity of oilfield tubular goods contaminated with radioactive scale |
May. 12, 1992 |
| 5109928 |
Method for production of hydrocarbon diluent from heavy crude oil |
May. 5, 1992 |
| 5105880 |
Formation heating with oscillatory hot water circulation |
Apr. 21, 1992 |
| 5054556 |
Method of and means for operating geothermal wells |
Oct. 8, 1991 |
| 5046561 |
Application of multiphase generation process in a CO.sub.2 flood for high temperature reservoirs |
Sep. 10, 1991 |
| 5040605 |
Oil recovery method and apparatus |
Aug. 20, 1991 |
| 5025862 |
Steam injection piping |
Jun. 25, 1991 |
| 5016716 |
Tubing carried perforating gun with insulation jacket |
May. 21, 1991 |
| 4995460 |
Method and apparatus for disposing of water at gas wells |
Feb. 26, 1991 |
| 4988389 |
Exploitation method for reservoirs containing hydrogen sulphide |
Jan. 29, 1991 |
| 4951748 |
Technique for electrically heating formations |
Aug. 28, 1990 |
| 4937052 |
Underground chemical reactor |
Jun. 26, 1990 |
| 4911239 |
Method and apparatus for removal of oil well paraffin |
Mar. 27, 1990 |
| 4896725 |
In-well heat exchange method for improved recovery of subterranean fluids with poor flowability |
Jan. 30, 1990 |
| 4877542 |
Thermal insulating fluid |
Oct. 31, 1989 |
| 4838351 |
Proppant for use in viscous oil recovery |
Jun. 13, 1989 |
| 4817711 |
System for recovery of petroleum from petroleum impregnated media |
Apr. 4, 1989 |
| 4807702 |
Method for improving high impulse fracturing |
Feb. 28, 1989 |
| 4792408 |
Method and apparatus for enhancing chemical reactions at supercritical conditions |
Dec. 20, 1988 |
| 4789030 |
Production of hydrogen sulphide containing gas from underground formations |
Dec. 6, 1988 |
| 4765406 |
Method of and apparatus for increasing the mobility of crude oil in an oil deposit |
Aug. 23, 1988 |
| 4741386 |
Fluid treatment apparatus |
May. 3, 1988 |
| 4739832 |
Method for improving high impulse fracturing |
Apr. 26, 1988 |
| 4730671 |
Viscous oil recovery using high electrical conductive layers |
Mar. 15, 1988 |
| 4726759 |
Method and apparatus for stimulating an oil bearing reservoir |
Feb. 23, 1988 |
| 4705108 |
Method for in situ heating of hydrocarbonaceous formations |
Nov. 10, 1987 |
| 4705113 |
Method of cold water enhanced hydraulic fracturing |
Nov. 10, 1987 |
| 4704514 |
Heating rate variant elongated electrical resistance heater |
Nov. 3, 1987 |
| 4703800 |
Method for consolidating formation surrounding borehole |
Nov. 3, 1987 |
| 4693313 |
Insulated wellbore casing |
Sep. 15, 1987 |
| 4687059 |
Enhanced hydrocarbon recovery process utilizing thermoelastic fracturing |
Aug. 18, 1987 |
| 4679598 |
Subsea pipeline bundle |
Jul. 14, 1987 |
| 4678034 |
Well heater |
Jul. 7, 1987 |
| 4667739 |
Thermal drainage process for recovering hot water-swollen oil from a thick tar sand |
May. 26, 1987 |
| 4665989 |
Well production start up method |
May. 19, 1987 |
| 4664190 |
Process for recovering natural gas liquids |
May. 12, 1987 |
| 4660643 |
Cold fluid hydraulic fracturing process for mineral bearing formations |
Apr. 28, 1987 |
| 4638863 |
Well production method using microwave heating |
Jan. 27, 1987 |
| 4616705 |
Mini-well temperature profiling process |
Oct. 14, 1986 |
| 4609041 |
Well hot oil system |
Sep. 2, 1986 |
| 4597444 |
Method for excavating a large diameter shaft into the earth and at least partially through an oil-bearing formation |
Jul. 1, 1986 |
| 4594164 |
Method and apparatus for conducting chemical reactions at supercritical conditions |
Jun. 10, 1986 |
| 4593763 |
Carbon dioxide well injection method |
Jun. 10, 1986 |
| 4589491 |
Cold fluid enhancement of hydraulic fracture well linkage |
May. 20, 1986 |
| 4586438 |
Borehole stemming with a column of liquefiable and/or vaporizable chunks of solid material |
May. 6, 1986 |
| 4585066 |
Well treating process for installing a cable bundle containing strands of changing diameter |
Apr. 29, 1986 |
| 4580629 |
Method and apparatus for water flow stimulation in a well |
Apr. 8, 1986 |
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