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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 |
| 4501445 |
Method of in-situ hydrogenation of carbonaceous material |
Feb. 26, 1985 |
| 4498540 |
Gel for retarding water flow |
Feb. 12, 1985 |
| 4483399 |
Method of deep drilling |
Nov. 20, 1984 |
| 4478282 |
Height control technique in hydraulic fracturing treatments |
Oct. 23, 1984 |
| 4476932 |
Method of cold water fracturing in drainholes |
Oct. 16, 1984 |
| 4474409 |
Method of enhancing the removal of methane gas and associated fluids from mine boreholes |
Oct. 2, 1984 |
| 4473120 |
Method of retorting oil shale using a geothermal reservoir |
Sep. 25, 1984 |
| 4471838 |
Sonic method and apparatus for augmenting fluid flow from fluid-bearing strata employing sonic fracturing of such strata |
Sep. 18, 1984 |
| 4456069 |
Process and apparatus for treating hydrocarbon-bearing well formations |
Jun. 26, 1984 |
| 4453595 |
Method of measuring fracture pressure in underground formations |
Jun. 12, 1984 |
| 4448709 |
Proppant concentrator |
May. 15, 1984 |
| 4442895 |
Method of hydrofracture in underground formations |
Apr. 17, 1984 |
| 4436156 |
Method of treating well formations employing foamed treatment fluids |
Mar. 13, 1984 |
| 4434848 |
Maximizing fracture extension in massive hydraulic fracturing |
Mar. 6, 1984 |
| 4432078 |
Method and apparatus for fracturing a deep borehole and determining the fracture azimuth |
Feb. 14, 1984 |
| 4425242 |
Methods of increasing hydrocarbon production from subterranean formations |
Jan. 10, 1984 |
| 4423780 |
Method and apparatus for fracturing hydrocarbon-bearing well formations |
Jan. 3, 1984 |
| 4415035 |
Method for fracturing a plurality of subterranean formations |
Nov. 15, 1983 |
| T103401 |
Use of carboxymethyl hydroxyethyl cellulose in fracturing fluids |
Sep. 6, 1983 |
| 4393933 |
Determination of maximum fracture pressure |
Jul. 19, 1983 |
| 4394051 |
Method of hydrospalling |
Jul. 19, 1983 |
| 4391327 |
Solvent foam stimulation of coal degasification well |
Jul. 5, 1983 |
| 4382469 |
Method of in situ gasification |
May. 10, 1983 |
| 4381035 |
Simultaneous recovery of thermal values and organic materials from solid carbonaceous fuels and waste disposal process |
Apr. 26, 1983 |
| 4380265 |
Method of treating a hydrocarbon producing well |
Apr. 19, 1983 |
| 4378845 |
Sand control method employing special hydraulic fracturing technique |
Apr. 5, 1983 |
| 4372380 |
Method for determination of fracture closure pressure |
Feb. 8, 1983 |
| 4363518 |
Method and apparatus for fracturing rock beds |
Dec. 14, 1982 |
| 4360062 |
Method of gaseous detonation fracturing of wells |
Nov. 23, 1982 |
| 4354552 |
Slurry concentrator |
Oct. 19, 1982 |
| 4305464 |
Method for recovering methane from coal seams |
Dec. 15, 1981 |
| 4299295 |
Process for degasification of subterranean mineral deposits |
Nov. 10, 1981 |
| 4283089 |
Pretreatment for fracturing coal seams |
Aug. 11, 1981 |
| 4283089 |
Pretreatment for fracturing coal seams |
Aug. 11, 1981 |
| 4279301 |
Method for improving the effective permeability of formations |
Jul. 21, 1981 |
| 4273191 |
Simultaneous oil recovery and waste disposal process |
Jun. 16, 1981 |
| 4253523 |
Method and apparatus for well perforation and fracturing operations |
Mar. 3, 1981 |
| 4245699 |
Method for in-situ recovery of methane from deeply buried coal seams |
Jan. 20, 1981 |
| RE30484 |
Zonal fracture treatment of well formations |
Jan. 20, 1981 |
| 4245702 |
Method for forming channels of high fluid conductivity in hard acid-soluble formations |
Jan. 20, 1981 |
| 4237974 |
Method of controlling fluid loss in acidizing treatment of a subterranean formation |
Dec. 9, 1980 |
| 4230368 |
Method for displacing large blocks of earth |
Oct. 28, 1980 |
| 4223734 |
Process of breaking and rendering permeable a subterranean rock mass |
Sep. 23, 1980 |
| 4220205 |
Method of producing self-propping fluid-conductive fractures in rock |
Sep. 2, 1980 |
| 4212354 |
Method for injecting carbon dioxide into a well |
Jul. 15, 1980 |
| 4202795 |
Methods and additives for delaying the release of chemicals in aqueous fluids |
May. 13, 1980 |
| 4200152 |
Method for enhancing simultaneous fracturing in the creation of a geothermal reservoir |
Apr. 29, 1980 |
| 4199034 |
Method and apparatus for perforating oil and gas wells |
Apr. 22, 1980 |
| 4194566 |
Method of increasing the permeability of subterranean reservoirs |
Mar. 25, 1980 |
| 4143715 |
Method for bringing a well under control |
Mar. 13, 1979 |
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