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Class Information
Number: 166/308.5
Name: Wells > Processes > Placing fluid into the formation > Fracturing (epo) > Using a chemical (epo) > Including cross-linking agent (epo)
Description: Process wherein the substance includes plural polymeric molecules covalently attached together by means of abinding molecule.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7584793 |
Method for treating subterranean formation |
Sep. 8, 2009 |
| 7572757 |
Method of treating a well with a gel stabilizer |
Aug. 11, 2009 |
| 7497263 |
Method and composition of preparing polymeric fracturing fluids |
Mar. 3, 2009 |
| 7445044 |
Polymer mixtures for crosslinked fluids |
Nov. 4, 2008 |
| 7413016 |
Polymer mixtures for crosslinked fluids |
Aug. 19, 2008 |
| 7395863 |
Method of treating a subterranean formation with an oil-based composition containing a polysaccharide-based water-superabsorbent material |
Jul. 8, 2008 |
| 7387161 |
Determination of well shut-in time for curing resin-coated proppant particles |
Jun. 17, 2008 |
| 7380601 |
Degradable fiber systems for stimulation |
Jun. 3, 2008 |
| 7353876 |
Self-degrading cement compositions and methods of using self-degrading cement compositions in subterranean formations |
Apr. 8, 2008 |
| 7345013 |
Polymer Crosslinking System Comprising Soluble Zr(IV), Carbonate and Bicarbonate Ions |
Mar. 18, 2008 |
| 7343976 |
Methods of treating subterranean formations using derivatized gelling agents |
Mar. 18, 2008 |
| 7325615 |
Viscosified treatment fluids comprising polycarboxylic acid gelling agents and associated methods |
Feb. 5, 2008 |
| 7311147 |
Methods of improving well bore pressure containment integrity |
Dec. 25, 2007 |
| 7308936 |
Methods of improving well bore pressure containment integrity |
Dec. 18, 2007 |
| 7299876 |
Viscosified treatment fluids and associated methods of use |
Nov. 27, 2007 |
| 7287593 |
Methods of fracturing formations using quaternary amine salts as viscosifiers |
Oct. 30, 2007 |
| 7275596 |
Method of using degradable fiber systems for stimulation |
Oct. 2, 2007 |
| 7271133 |
Methods and compositions for treating subterranean formations |
Sep. 18, 2007 |
| 7264054 |
Fluids comprising zirconium isopropylamine crosslinking agents and associated methods |
Sep. 4, 2007 |
| 7261158 |
Coarse-foamed fracturing fluids and associated methods |
Aug. 28, 2007 |
| 7261157 |
Methods of controlling particulate segregation in slurries |
Aug. 28, 2007 |
| 7225874 |
Methods and compositions for reducing the viscosity of treatment fluids used in subterranean operations |
Jun. 5, 2007 |
| 7169767 |
Ophthalmic compositions containing galactomannan polymers and borate |
Jan. 30, 2007 |
| 7168489 |
Orthoester compositions and methods for reducing the viscosified treatment fluids |
Jan. 30, 2007 |
| 7165617 |
Viscosified treatment fluids and associated methods of use |
Jan. 23, 2007 |
| 7131492 |
Divinyl sulfone crosslinking agents and methods of use in subterranean applications |
Nov. 7, 2006 |
| 7104328 |
Method and apparatus for hydrating a gel for use in a subterranean well |
Sep. 12, 2006 |
| 7104327 |
Methods of fracturing high temperature subterranean zones and foamed fracturing fluids therefor |
Sep. 12, 2006 |
| 7093659 |
Controlling chlorite or hypochlorite break rate of well treatment fluids using magnesium or calcium ions |
Aug. 22, 2006 |
| 7090015 |
Methods of treating subterranean zones and viscous aqueous fluids containing xanthan and a combination cross-linker--breaker |
Aug. 15, 2006 |
| 7082995 |
Methods and compositions for reducing the viscosity of treatment fluids |
Aug. 1, 2006 |
| 7078370 |
Biodegradable chelant compositions for fracturing fluid |
Jul. 18, 2006 |
| 7069994 |
Method for hydraulic fracturing with squeeze pressure |
Jul. 4, 2006 |
| 7063154 |
Methods of treating subterranean zones and treating fluids therefor |
Jun. 20, 2006 |
| 7036597 |
Systems and methods for treating a subterranean formation using carbon dioxide and a crosslinked fracturing fluid |
May. 2, 2006 |
| 7036590 |
Two stage subterranean zone fracturing fluids and methods |
May. 2, 2006 |
| 7013974 |
Methods of treating subterranean zones using gelled aqueous treating fluids containing environmentally benign sequestering agents |
Mar. 21, 2006 |
| 7012044 |
Oil and gas recovery from subterranean formations |
Mar. 14, 2006 |
| 7007757 |
Fracturing fluids containing borate esters as crosslinking agents and method of using same |
Mar. 7, 2006 |
| 7001872 |
Subterranean formation treating fluid and methods of fracturing subterranean formations |
Feb. 21, 2006 |
| 7000702 |
Environmentally benign viscous well treating fluids and methods |
Feb. 21, 2006 |
| 6986391 |
Methods of fracturing subterranean zones penetrated by well bores and fracturing fluids therefor |
Jan. 17, 2006 |
| 6976538 |
Methods and high density viscous salt water fluids for treating subterranean zones |
Dec. 20, 2005 |
| 6915854 |
Foaming agents for use in coal seam reservoirs |
Jul. 12, 2005 |
| 6913080 |
Re-use recovered treating fluid |
Jul. 5, 2005 |
| 6884884 |
Galactomannan compositions and methods for making and using same |
Apr. 26, 2005 |
| 6855672 |
Copolymers useful for gelling acids |
Feb. 15, 2005 |
| 6844296 |
Fracturing fluids and methods of making and using same |
Jan. 18, 2005 |
| 6838449 |
Ophthalmic compositions containing galactomannan polymers and borate |
Jan. 4, 2005 |
| 6820694 |
Method for preparing improved high temperature fracturing fluids |
Nov. 23, 2004 |
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