Featured patents

Alkoxy Carboxylate Surfactants
US 08822391 B2, Sept. 2, 2014, The sulfur is part of a sulfonate group, Gary A. Pope et al. / Board of Regents, The University of Texas System (Austin, US)
A compound having the formula:…

High Molecular Weight Low Polydispersity Polymers
US 08815783 B2, Aug. 26, 2014, Polymer derived from acrylic acid monomer or derivative, Rajesh K. Saini et al. / Halliburton Energy Services, Inc. (Houston, US)
A method comprising:…

Heat Generation Process for Treating Oilfield Deposits
US 08691731 B2, April 8, 2014, Preventing Contaminant Deposits in Petroleum Oil Conduits, David W. Jennings et al. / Baker Hughes Incorporated (Houston, US)
A method for removing deposits from a subterranean formation, hydrocarbon…

Method and Composition for Enhanced Hydrocarbons Recovery
US 08664166 B2, March 4, 2014, Organic component contains sulfur attached directly or indirectly to carbon by nonionic bonding, Thomas Carl Semple et al. / Shell Oil Company (Houston, US)
A method of treating a hydrocarbon containing formation, comprising:…

Method of Servicing a Wellbore With an Aqueous Gel Containing a Friction Reducer
US 08669213 B2, March 11, 2014, Nitrogen is attached directly or indirectly to the acrylic acid monomer or derivative by nonionic bonding, Kay Cawiezel et al. / Baker Hughes Incorporated (Houston, US)
A method of servicing a wellbore, the method comprising:…

Treatment and Reuse of Oilfield Produced Water for Operations in a Well
US 08658574 B2, Feb. 25, 2014, Inorganic component contains Ti, Zr, V, Cr, Mn, Fe, or Ni, Curtis L. Boney et al. / Schlumberger Technology Corporation (Sugar Land, US)
A method of treating a subterranean formation in a well comprising:…

Cement Compositions and Methods Utilizing Nano-Clay
US 08586512 B2, Nov. 19, 2013, Inorganic component contains Ti, Zr, V, Cr, Mn, Fe, or Ni, Ricky L. Covington et al. / Halliburton Energy Services, Inc. (Houston, US)
A method of cementing comprising:…

Settable Compositions Comprising Unexpanded Perlite and Methods of Cementing in Subterranean Formations
US 08486868 B2, July 16, 2013, Organic component is solid synthetic resin, Chad Brenneis et al. / Halliburton Energy Services, Inc. (Houston, US)
A subterranean formation settable composition comprising:…

Aggregating Compositions, Modified Particulate Metal-Oxides, Modified Formation Surfaces, and Methods for Making and Using Same
US 08466094 B2, June 18, 2013, Hetero nitrogen ring is attached directly or indirectly to the ethylenic monomer by nonionic bonding, Sarkis R. Kakadjian et al. / Clearwater International, LLC (Houston, US)
A method for fracturing a formation comprising the step of:…

Treatment Fluids With Improved Shale Inhibition and Methods of Use in Subterranean Operations
US 08455404 B2, June 4, 2013, Nitrogen is part of a hetero ring, Colin Temple et al. / Halliburton Energy Services, Inc. (Houston, US)
A method comprising:…

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