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Class Information
Number: 507/277
Name: Earth boring, well treating, and oil field chemistry > Well treating > Contains inorganic component other than water or clay > Inorganic component is soluble in the well treating medium
Description: Compositions wherein the inorganic component is soluble in the well treating medium.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8703656 Chlorine dioxide precursor and methods of using same Apr. 22, 2014
8662173 Plugging thief zones and fractures by in-situ and in-depth crystallization for improving water sweep efficiency of sandstone and carbonate reservoirs Mar. 4, 2014
8651185 Reducing or stopping the uncontrolled flow of fluid such as oil from a well Feb. 18, 2014
8609594 Chlorine dioxide precursor and methods of using same Dec. 17, 2013
8563484 Hydraulic fluid compositions Oct. 22, 2013
8522872 In situ decomposition of carbonyls at high temperature for fixing incomplete and failed well seals Sep. 3, 2013
8513168 Method and composition for enhanced hydrocarbons recovery Aug. 20, 2013
8499833 Zero-leakoff emulsified acid Aug. 6, 2013
8501670 Well treatment fluid compositions and methods of use that include a delayed release percarbonate formulation Aug. 6, 2013
8490698 High solids content methods and slurries Jul. 23, 2013
8381811 Method of enhancing adsorption of an inhibitor onto a wellbore region Feb. 26, 2013
8353345 Geothermal well diversion agent formed from in situ decomposition of carbonyls at high temperature Jan. 15, 2013
8338341 Process for the production of a granule of a coated oxidizing compound such granule and uses of the granule Dec. 25, 2012
8316941 Method for single-stage treatment of siliceous subterranean formations Nov. 27, 2012
8312929 Method for single-stage treatment of siliceous subterranean formations Nov. 20, 2012
8267176 Formation conditioning fluids comprising peroxides and methods relating thereto Sep. 18, 2012
8247355 Acidic viscosity enhancer for viscoelastic surfactant fluids Aug. 21, 2012
8222455 Polycationic viscoelastic compositions Jul. 17, 2012
8207097 Degradable gels in zonal isolation applications Jun. 26, 2012
8196662 Surfactant based viscoelastic fluids and methods of using the same Jun. 12, 2012
8183185 Well servicing fluid comprising an organic salt being the product of an organic acid and an organic amine base and method of servicing a well with the fluid May. 22, 2012
8183179 System, method, and apparatus for acid fracturing with scale inhibitor protection May. 22, 2012
8091639 Geothermal well diversion agent formed from in situ decomposition of carbonyls at high temperature Jan. 10, 2012
8030254 System, method, and apparatus for utilizing divalent brines in viscosified well treatment fluids Oct. 4, 2011
7994103 Method for controlled placement of chemicals and composition useful for practicing same Aug. 9, 2011
7987907 Hydrocarbon recovery process Aug. 2, 2011
7989400 Viscosified treatment fluids comprising scleroglucan or diutan and associated methods Aug. 2, 2011
7947633 Polycationic viscoelastic compositions May. 24, 2011
7939471 Subterranean treatment fluids comprising viscoelastic surfactant gels May. 10, 2011
7915205 Single fluid acidizing treatment Mar. 29, 2011
7906462 Mutual solvent system and method for improved oil and gas permeability in high temperature formations Mar. 15, 2011
7902124 Self-diverting acid treatment with formic-acid-free corrosion inhibitor Mar. 8, 2011
7884057 Polycationic viscoelastic compositions Feb. 8, 2011
7879769 Polycationic viscoelastic compositions Feb. 1, 2011
7855168 Method and composition for removing filter cake Dec. 21, 2010
7846878 Friction reducer performance in water containing multivalent ions Dec. 7, 2010
7846877 Methods for treating a well using a treatment fluid containing a water-soluble polysaccharide, a water-soluble salt, and urea Dec. 7, 2010
7829508 Methods and compositions of controlling the rheology of a diutan-containing well treatment fluid at high temperatures Nov. 9, 2010
7829510 Sand aggregating reagents, modified sands, and methods for making and using same Nov. 9, 2010
7789160 Addition of nonionic surfactants to water soluble block copolymers to increase the stability of the copolymer in aqueous solutions containing salt and/or surfactants Sep. 7, 2010
7776796 Methods of treating wellbores with recyclable fluids Aug. 17, 2010
7772165 Polycationic viscoelastic compositions Aug. 10, 2010
7749945 Invert emulsion drilling fluid systems comprising an emulsified aqueous phase comprising dispersed integral latex particles Jul. 6, 2010
7740066 Additives for high alumina cements and associated methods Jun. 22, 2010
7704927 Method of acid fracturing a sandstone formation Apr. 27, 2010
7670993 Method for simultaneous removal of asphaltene, and/or paraffin and scale from producing oil wells Mar. 2, 2010
7666821 Self-diverting pre-flush acid for sandstone Feb. 23, 2010
7651982 Methods and aqueous acid solutions for acidizing wells containing sludging and emulsifying oil Jan. 26, 2010
7635028 Acidic internal breaker for viscoelastic surfactant fluids in brine Dec. 22, 2009
7632785 Method for simultaneous removal of asphaltene, and/or paraffin and scale from producing oil wells Dec. 15, 2009

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