Featured patents

Drilling, Drill-In and Completion Fluids Containing Nanoparticles for Use in Oil and Gas Field Applications and Methods Related Thereto
US 08835363 B2, Sept. 16, 2014, Contains organic component, Md. Amanullah et al. / Saudi Arabian Oil Company SA
A drilling, drill-in and completion fluid additive for use in a fluid composition…

Methods of Converting an Inactive Biocide Into an Active Biocide Using a Chemical Reaction
US 08791054 B2, July 29, 2014, Organic component contains a direct carbon to phosphorous nonionic bond, Jay P. Deville / Halliburton Energy Services, Inc. (Houston, US)
A method of converting an inactive biocide into an active biocide comprising:…

High Solids Content Slurries and Methods
US 08765646 B2, July 1, 2014, Well Treating, Bruno Drochon et al. / Schlumberger Technology Corporation (Sugar Land, US)
A method, comprising: combining a carrier fluid and a solids mixture to form…

Method of Drilling a Subterranean Well With Crosslinked Polyacrylic Acid
US 08623790 B2, Jan. 7, 2014, Polymer derived from acrylic acid monomer or derivative, Scott Gordon et al. / Newpark Drilling Fluids LLC (The Woodlands, US)
A method for drilling a subterranean well through a subterranean formation…

Corrosion Inhibitors for Oil and Gas Applications
US 08618027 B2, Dec. 31, 2013, Oxygen is attached directly or indirectly to carbon by nonionic bonding, G. Richard Meyer et al. / Nalco Company (Naperville, US)
A corrosion inhibitor composition comprising:…

Surfactant Additives Used to Retain Producibility While Drilling
US 08592350 B2, Nov. 26, 2013, Oxygen is attached directly or indirectly to carbon by nonionic bonding, Ryan van Zanten et al. / Halliburton Energy Services, Inc. (Houston, US)
A method comprising:…

Stabilizing Emulsified Acids for Carbonate Acidizing
US 08551926 B2, Oct. 8, 2013, Organic component contains carboxylic acid, ester, or salt thereof, Kushal Seth et al. / Baker Hughes Incorporated (Houston, US)
A stabilized emulsified acid comprising:…

Density-Matched Suspensions and Associated Methods
US 08546310 B2, Oct. 1, 2013, Organic component contains carboxylic acid, ester, or salt thereof, Christopher Gordon et al. / Halliburton Energy Services, Inc. (Houston, US)
A method comprising:…

Method of Fracturing Using Mannanohydrolase Enzyme Breaker
US 08486867 B2, July 16, 2013, Contains enzyme or living micro-organism, Charles David Armstrong / Baker Hughes Incorporated (Houston, US)
A method of hydraulic fracturing a subterranean formation which comprises…

Drag Reduction of Asphaltenic Crude Oils
US 08450249 B2, May 28, 2013, Polymer derived from acrylic acid monomer or derivative, William F. Harris et al. / Phillips 66 Company (Houston, US)
A method comprising:…

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