Featured patents

Method for the Production of a Lightweight Magnesium Silicate Proppant and a Proppant
US 08785356 B2, July 22, 2014, Contains inorganic component other than water or clay, Sergey Fedorovich Shmotyev et al. / Obshchestvo s ogranichennoy otvetstvennostyu “FORES” (OOO “FORES”) (Yekaterinburg, RU
A method for the production of a lightweight magnesium silicate proppant,…

Breaking Viscoelastic Surfactant Gelled Fluids Using Breaker Nanoparticles
US 08778852 B2, July 15, 2014, Inorganic component contains copper or zinc, Tianping Huang / Baker Hughes Incorporated (Houston, US)
A method for breaking the viscosity of a gelled aqueous fluid where the gelled…

Lost Circulation Materials and Methods of Using the Same
US 08765645 B2, July 1, 2014, Organic component contains a sulfur attached directly to carbon by nonionic bonding, Matthew Lynn Miller et al. / Halliburton Energy Services, Inc. (Duncan, US)
A method of servicing a wellbore in contact with a subterranean formation,…

Methods and Compositions for Enhancing Guar Hydration Rates and Performing Guar Derivatization Reactions
US 08614172 B2, Dec. 24, 2013, Carbohydrate has been grafted onto solid synthetic resin, Robert E. Hanes, Jr. et al. / Halliburton Energy Services, Inc. (Houston, US)
A method of treating guar splits comprising:…

Methods of Using Polysaccharide Based Cement Additives
US 08569214 B2, Oct. 29, 2013, Organic component is carbohydrate or derivative thereof or carboxylic acid ester of an alcohol which has five or more hydroxy groups bonded directly to carbons, Anindya Ghosh et al. / Halliburton Energy Services, Inc. (Duncan, US)
A method of servicing a wellbore comprising introducing to the wellbore…

Corrosion Inhibitor Systems for Low, Moderate and High Temperature Fluids and Methods for Making and Using Same
US 08563481 B2, Oct. 22, 2013, Organic component contains phosphorous attached directly or indirectly to carbon by nonionic bonding, Larry W. Gatlin et al. / Clearwater International LLC (Houston, US)
A method comprising the step of:…

Sterically Hindered N-Methyl Secondary and Tertiary Amine Sulfur Scavengers and Methods for Making and Using Same
US 08530394 B2, Sept. 10, 2013, Organic component contains nitrogen attached directly or indirectly to carbon by nonionic bonding, Larry W. Gatlin / Clearwater International LLC (Houston, US)
A method for making a sulfur scavenger comprising the steps of:…

Methods Using Well Drilling Fluids Having Clay Control Properties
US 08507413 B2, Aug. 13, 2013, Organic component is quaternary ammonium salt, Thomas P. Wilson, Jr. / Clearwater International, LLC (Houston, US)
A method for controlling clay swelling comprising the step of:…

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:…

Thermoset Nanocomposite Particles, Processing for Their Production, and Their Use in Oil and Natural Gas Drilling Applications
US 08455403 B2, June 4, 2013, Organic component is solid synthetic resin, Robert L. Albright et al. / Sun Drilling Products Corporation (Belle Chasse, US)
A method for treating a well penetrating a subterranean formation comprising:…

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