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Class Information
Number: 507/263
Name: Earth boring, well treating, and oil field chemistry > Well treating > Contains organic component > Organic component contains a carbocyclic group (e.g., cycloaliphatic, aromatic ring, tall oil, etc.)
Description: Compositions wherein the organic component contains at least one ring of carbon atoms (e.g., cycloaliphatics and aromatic rings, tall oils such as abietic-acid-containing compositions, etc.).










Sub-classes under this class:

Class Number Class Name Patents
507/264 Organic component is a phenol 53


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
4934457 Composition and method for stimulating wells Jun. 19, 1990
4925497 Solvent for paraffin removal from oilfield equipment May. 15, 1990
4915174 Concentrated suspensions of water soluble polymers Apr. 10, 1990
4900456 Well bore fluid Feb. 13, 1990
4830766 Use of reducing agents to control scale deposition from high temperature brine May. 16, 1989
4796703 Compositions for agglomerating solid contaminants in well fluids and methods for using same Jan. 10, 1989
4775489 Self-breaking foamed oil in water emulsion for stimulation of wells blocked by paraffinic deposits Oct. 4, 1988
4738789 Surfactant solvent composition Apr. 19, 1988
4734259 Mixtures of .alpha.,.beta.-unsaturated aldehides and surface active agents used as corrosion inhibitors in aqueous fluids Mar. 29, 1988
4713184 Dispersed oil soluble corrosion inhibitor and water soluble phosphonate scale inhibitor composition Dec. 15, 1987
4699214 Salt-tolerant alkyl aryl sulfonate compositions for use in enhanced oil recovery processes Oct. 13, 1987
4698168 Corrosion inhibitor for well acidizing treatments Oct. 6, 1987
4663059 Composition and method for reducing sludging during the acidizing of formations containing sludging crude oils May. 5, 1987
4650594 Composition and method for corrosion inhibition Mar. 17, 1987
4615825 Friction reduction using a viscoelastic surfactant Oct. 7, 1986
4595511 Process for stimulating petroleum production wells Jun. 17, 1986
4556495 Immiscible displacement of oil with surfactant system Dec. 3, 1985
4526813 Composition and method for corrosion inhibition Jul. 2, 1985
4526231 Process for tertiary oil recovery using tall oil pitch Jul. 2, 1985
4515700 Gelled acid composition May. 7, 1985
4501674 Method for reducing corrosiveness of aqueous fluids Feb. 26, 1985
4493775 Method and composition for corrosion Jan. 15, 1985
4460482 Composition and method for corrosion inhibition Jul. 17, 1984
4435295 Sulfonate for waterflooding Mar. 6, 1984
4326983 Micellar solutions of thin film spreading agents comprising a polyether polyol Apr. 27, 1982
4326984 Micellar solutions of thin film spreading agents comprising polyepoxide condensates or resinous polyalkylene oxide adducts and polyether polyols Apr. 27, 1982
4322307 Process for alleviating sulfur deposition in sour gas wells Mar. 30, 1982
4299709 Tracer fluids for enhanced oil recovery Nov. 10, 1981
4268403 Oil recovery using a dimethylamide in a fluid carrier May. 19, 1981
4249608 Polymer-containing fluid and an oil recovery method using the fluid Feb. 10, 1981
4246124 Gelled compositions and well treating Jan. 20, 1981
4245700 Enhanced oil recovery method Jan. 20, 1981
4244826 Gelled acidic well treating composition and process Jan. 13, 1981
4207193 Methods and compositions for removing asphaltenic and paraffinic containing deposits Jun. 10, 1980
4192755 Process for recovering hydrocarbons from a hydrocarbon-bearing formation Mar. 11, 1980
4154301 Surfactant oil recovery process usable in a formation having high salinity connate water May. 15, 1979
4134415 Pipeline transportation of heavy crude oil Jan. 16, 1979
4110283 Crystallization inhibitor for paraffin Aug. 29, 1978
4101426 Acid composition and method for acid treating geological formations Jul. 18, 1978
4090562 Method and solvent composition for stimulating the production of oil from a producing well May. 23, 1978
4045360 Inhibiting wax deposition from a wax-containing oil Aug. 30, 1977
4039336 Diacetylenic alcohol corrosion inhibitors Aug. 2, 1977
3998743 Method and solvent composition for stimulating the production of oil from a producing well Dec. 21, 1976
3990978 Breaking of gelled organic liquids Nov. 9, 1976
3976582 Optimizing petroleum recovery micellar systems utilizing zeta potential Aug. 24, 1976
3959158 High temperature corrosion inhibitor for gas and oil wells May. 25, 1976
3943059 Process of displacing oil in subterranean reservoir employing aqueous surfactant systems Mar. 9, 1976

1 2 3










 
 
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