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Class Information
Number: 166/245
Name: Wells > Processes > Specific pattern of plural wells
Description: A process in which an arrangement of more than two wells in plan view is claimed with enough specificity to indicate a pattern of wells (e.g., two lines of wells, one well surrounded by a ring of other wells, etc.).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4498535 |
Apparatus and method for in situ controlled heat processing of hydrocarbonaceous formations with a controlled parameter line |
Feb. 12, 1985 |
| 4487260 |
In situ production of hydrocarbons including shale oil |
Dec. 11, 1984 |
| 4483398 |
In-situ retorting of oil shale |
Nov. 20, 1984 |
| 4480689 |
Block pattern method for in situ gasification of subterranean carbonaceous deposits |
Nov. 6, 1984 |
| 4474238 |
Method and apparatus for treatment of subsurface formations |
Oct. 2, 1984 |
| 4465136 |
Process for enhanced oil recovery from subterranean formations |
Aug. 14, 1984 |
| 4465134 |
Tie-back connection apparatus and method |
Aug. 14, 1984 |
| 4461349 |
Long-line-drive pattern for in situ gasification of subterranean carbonaceous deposits |
Jul. 24, 1984 |
| 4458758 |
Selected well completion for improving vertical conformance of steam drive process |
Jul. 10, 1984 |
| 4449585 |
Apparatus and method for in situ controlled heat processing of hydrocarbonaceous formations |
May. 22, 1984 |
| 4446918 |
Method for initiating combustion in a subterranean carbonaceous deposit |
May. 8, 1984 |
| 4444258 |
In situ recovery of oil from oil shale |
Apr. 24, 1984 |
| 4440224 |
Method of underground fuel gasification |
Apr. 3, 1984 |
| 4436153 |
In-situ combustion method for controlled thermal linking of wells |
Mar. 13, 1984 |
| 4427067 |
Water and miscible fluid flooding method having good vertical conformance for recovering oil |
Jan. 24, 1984 |
| 4422505 |
Method for gasifying subterranean coal deposits |
Dec. 27, 1983 |
| 4417620 |
Method of recovering oil using steam |
Nov. 29, 1983 |
| 4410216 |
Method for recovering high viscosity oils |
Oct. 18, 1983 |
| 4399866 |
Method for controlling the flow of subterranean water into a selected zone in a permeable subterranean carbonaceous deposit |
Aug. 23, 1983 |
| 4398602 |
Gravity assisted solvent flooding process |
Aug. 16, 1983 |
| 4390066 |
Well location pattern for secondary and tertiary recovery |
Jun. 28, 1983 |
| 4390067 |
Method of treating reservoirs containing very viscous crude oil or bitumen |
Jun. 28, 1983 |
| 4384613 |
Method of in-situ retorting of carbonaceous material for recovery of organic liquids and gases |
May. 24, 1983 |
| 4375302 |
Process for the in situ recovery of both petroleum and inorganic mineral content of an oil shale deposit |
Mar. 1, 1983 |
| 4366863 |
Enhanced oil recovery operations |
Jan. 4, 1983 |
| 4362212 |
Method for enhanced petroleum oil recovery |
Dec. 7, 1982 |
| 4334579 |
Method for gasification of deep, thin coal seams |
Jun. 15, 1982 |
| 4331202 |
Method for recovery of hydrocarbon material from hydrocarbon material-bearing formations |
May. 25, 1982 |
| 4325432 |
Method of oil recovery |
Apr. 20, 1982 |
| 4321966 |
High vertical conformance steam drive oil recovery method |
Mar. 30, 1982 |
| 4306621 |
Method for in situ coal gasification operations |
Dec. 22, 1981 |
| 4305463 |
Oil recovery method and apparatus |
Dec. 15, 1981 |
| 4303126 |
Arrangement of wells for producing subsurface viscous petroleum |
Dec. 1, 1981 |
| 4299284 |
High sweep efficiency enhanced oil recovery process |
Nov. 10, 1981 |
| RE30738 |
Apparatus and method for in situ heat processing of hydrocarbonaceous formations |
Sep. 8, 1981 |
| 4280558 |
Sonic technique and system for facilitating the extraction of mineral material |
Jul. 28, 1981 |
| 4279307 |
Natural gas production from geopressured aquifers |
Jul. 21, 1981 |
| 4257650 |
Method for recovering subsurface earth substances |
Mar. 24, 1981 |
| 4254831 |
Method and apparatus for restoring and maintaining underground aquifer water system |
Mar. 10, 1981 |
| 4249777 |
Method of in situ mining |
Feb. 10, 1981 |
| 4249776 |
Method for optimal placement and orientation of wells for solution mining |
Feb. 10, 1981 |
| 4228853 |
Petroleum production method |
Oct. 21, 1980 |
| 4222437 |
Method for in situ gas production from coal seams |
Sep. 16, 1980 |
| 4199025 |
Method and apparatus for tertiary recovery of oil |
Apr. 22, 1980 |
| 4194562 |
Method for preconditioning a subterranean oil-bearing formation prior to in-situ combustion |
Mar. 25, 1980 |
| 4182416 |
Induced oil recovery process |
Jan. 8, 1980 |
| 4177752 |
High vertical conformance steam drive oil recovery method |
Dec. 11, 1979 |
| 4166503 |
High vertical conformance steam drive oil recovery method |
Sep. 4, 1979 |
| 4166502 |
High vertical conformance steam drive oil recovery method |
Sep. 4, 1979 |
| 4166501 |
High vertical conformance steam drive oil recovery method |
Sep. 4, 1979 |
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