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Class Information
Number: 166/271
Name: Wells > Processes > Distinct, separate injection and producing wells > Including fracturing or attacking formation
Description: A process in which the earth is cracked to produce a fissure or fissures therein or in which fluid introduced into the pores of the earth chemically reacts with the earth or deposits in the earth to enlarge the pores.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7589050 |
Composition comprising a fully dissolved non-HF fluoride source and method for treating a subterranean formation |
Sep. 15, 2009 |
| 7584790 |
Method of isolating and completing multi-zone frac packs |
Sep. 8, 2009 |
| 7578968 |
Microbiological control in oil or gas field operations |
Aug. 25, 2009 |
| 7556095 |
Solution mining dawsonite from hydrocarbon containing formations with a chelating agent |
Jul. 7, 2009 |
| 7549470 |
Solution mining and heating by oxidation for treating hydrocarbon containing formations |
Jun. 23, 2009 |
| 7534745 |
Gelled invert emulsion compositions comprising polyvalent metal salts of an organophosphonic acid ester or an organophosphinic acid and methods of use and manufacture |
May. 19, 2009 |
| 7516787 |
Method of developing a subsurface freeze zone using formation fractures |
Apr. 14, 2009 |
| 7491682 |
Method of inhibiting or controlling formation of inorganic scales |
Feb. 17, 2009 |
| 7461694 |
Methods for recovering oil from an oil reservoir |
Dec. 9, 2008 |
| 7431090 |
Methods and apparatus for multiple fracturing of subterranean formations |
Oct. 7, 2008 |
| 7409911 |
Propellant for fracturing wells |
Aug. 12, 2008 |
| 7410934 |
Aqueous viscoelastic fluid |
Aug. 12, 2008 |
| 7228908 |
Hydrocarbon sweep into horizontal transverse fractured wells |
Jun. 12, 2007 |
| 7205264 |
Well treatment method using fluid containing lactic acid or salt thereof |
Apr. 17, 2007 |
| 7134492 |
Mapping fracture dimensions |
Nov. 14, 2006 |
| RE39244 |
Acid gas disposal |
Aug. 22, 2006 |
| 7069990 |
Enhanced oil recovery methods |
Jul. 4, 2006 |
| 7066257 |
In situ recovery from lean and rich zones in a hydrocarbon containing formation |
Jun. 27, 2006 |
| RE39077 |
Acid gas disposal |
Apr. 25, 2006 |
| 6915850 |
In situ thermal processing of an oil shale formation having permeable and impermeable sections |
Jul. 12, 2005 |
| 6886633 |
Bore hole underreamer |
May. 3, 2005 |
| 6776235 |
Hydraulic fracturing method |
Aug. 17, 2004 |
| 6722437 |
Technique for fracturing subterranean formations |
Apr. 20, 2004 |
| 6638896 |
Fluids and techniques for hydrocarbon well completion |
Oct. 28, 2003 |
| 6502633 |
In situ water and soil remediation method and system |
Jan. 7, 2003 |
| 6488087 |
Field development methods |
Dec. 3, 2002 |
| 6412559 |
Process for recovering methane and/or sequestering fluids |
Jul. 2, 2002 |
| 6318464 |
Vapor extraction of hydrocarbon deposits |
Nov. 20, 2001 |
| 6149344 |
Acid gas disposal |
Nov. 21, 2000 |
| 6138755 |
Method for enhancing the compatibility of a zinc-brine completion fluid with a fracturing fluid |
Oct. 31, 2000 |
| 6140277 |
Fluids and techniques for hydrocarbon well completion |
Oct. 31, 2000 |
| 6119776 |
Methods of stimulating and producing multiple stratified reservoirs |
Sep. 19, 2000 |
| 6095244 |
Methods of stimulating and producing multiple stratified reservoirs |
Aug. 1, 2000 |
| 6030048 |
In-situ chemical reactor for recovery of metals or purification of salts |
Feb. 29, 2000 |
| 5967233 |
Chemically induced stimulation of subterranean carbonaceous formations with aqueous oxidizing solutions |
Oct. 19, 1999 |
| 5964290 |
Chemically induced stimulation of cleat formation in a subterranean coal formation |
Oct. 12, 1999 |
| 5944104 |
Chemically induced stimulation of subterranean carbonaceous formations with gaseous oxidants |
Aug. 31, 1999 |
| 5865248 |
Chemically induced permeability enhancement of subterranean coal formation |
Feb. 2, 1999 |
| 5783524 |
Use of glycine-N,N-diacetic acid derivatives as complexing agents for alkaline earth metal and heavy metal ions in the production and transport of petroleum and natural gas |
Jul. 21, 1998 |
| 5675088 |
Method and apparatus for automatic monitoring of tectonic stresses and quantitative forecast of shallow earthquakes |
Oct. 7, 1997 |
| 5669444 |
Chemically induced stimulation of coal cleat formation |
Sep. 23, 1997 |
| 5593248 |
Nontoxic chemical process for in situ permeability enhancement and accelerated decontamination of fine-grain subsurface sediments |
Jan. 14, 1997 |
| 5484231 |
Disposal of slurries of municipal waste in deep geothermal reservoirs |
Jan. 16, 1996 |
| 5452763 |
Method and apparatus for generating gas in a drilled borehole |
Sep. 26, 1995 |
| 5411086 |
Oil recovery by enhanced imbitition in low permeability reservoirs |
May. 2, 1995 |
| 5407009 |
Process and apparatus for the recovery of hydrocarbons from a hydrocarbon deposit |
Apr. 18, 1995 |
| 5400856 |
Overpressured fracturing of deviated wells |
Mar. 28, 1995 |
| 5396957 |
Well completions with expandable casing portions |
Mar. 14, 1995 |
| 5392854 |
Oil recovery process |
Feb. 28, 1995 |
| 5388646 |
Method for rejuvenation of injection wells |
Feb. 14, 1995 |
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