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Class Information
Number: 166/308.1
Name: Wells > Processes > Placing fluid into the formation > Fracturing (epo)
Description: Process wherein the earth is cracked to create a fissure therein.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4135579 |
In situ processing of organic ore bodies |
Jan. 23, 1979 |
| 4122896 |
Acidizing carbonate reservoirs with chlorocarboxylic acid salt solutions |
Oct. 31, 1978 |
| 4096914 |
Acidizing asphaltenic oil reservoirs with acids containing salicylic acid |
Jun. 27, 1978 |
| 4078609 |
Method of fracturing a subterranean formation |
Mar. 14, 1978 |
| 4076079 |
Full bore fracture treating assembly |
Feb. 28, 1978 |
| 4049056 |
Oil and gas well stimulation |
Sep. 20, 1977 |
| 4047569 |
Method of successively opening-out and treating productive formations |
Sep. 13, 1977 |
| 4044828 |
Process for direct measurement of the orientation of hydraulic fractures |
Aug. 30, 1977 |
| 4039030 |
Oil and gas well stimulation |
Aug. 2, 1977 |
| 4031959 |
Method of maintaining the permeability of hydrocarbon reservoir rock |
Jun. 28, 1977 |
| 4022279 |
Formation conditioning process and system |
May. 10, 1977 |
| 4022275 |
Methods of use of sonic wave generators and modulators within subsurface fluid containing strata or formations |
May. 10, 1977 |
| 4018293 |
Method and apparatus for controlled fracturing of subterranean formations |
Apr. 19, 1977 |
| 4017121 |
Longwall mining of trona with prefracturing to prevent slabbing |
Apr. 12, 1977 |
| 4010803 |
Method for cryothermal fracturing of rock formations |
Mar. 8, 1977 |
| 4005750 |
Method for selectively orienting induced fractures in subterranean earth formations |
Feb. 1, 1977 |
| 4005753 |
Method of treating a subterranean formation with a polymeric diverting agent |
Feb. 1, 1977 |
| 3999609 |
Explosive well stimulation method |
Dec. 28, 1976 |
| 3990512 |
Method and system for ultrasonic oil recovery |
Nov. 9, 1976 |
| 3977478 |
Method for laser drilling subterranean earth formations |
Aug. 31, 1976 |
| 3965982 |
Hydraulic fracturing method for creating horizontal fractures |
Jun. 29, 1976 |
| 3954142 |
Zonal fracture treatment of well formations |
May. 4, 1976 |
| 3946814 |
Method for oil recovery |
Mar. 30, 1976 |
| 3946813 |
Method for stimulating well production |
Mar. 30, 1976 |
| 3945438 |
Method for stimulating well production |
Mar. 23, 1976 |
| 3945439 |
Method for oil recovery |
Mar. 23, 1976 |
| 3937283 |
Formation fracturing with stable foam |
Feb. 10, 1976 |
| 3934651 |
Method of acidizing subterranean formations |
Jan. 27, 1976 |
| 3934649 |
Method for removal of methane from coalbeds |
Jan. 27, 1976 |
| 3933205 |
Hydraulic fracturing process using reverse flow |
Jan. 20, 1976 |
| 3930539 |
Method of obtaining increased production in wells |
Jan. 6, 1976 |
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