Featured patents

Expandable Tubing and Method
US RE045099 E1, Sept. 2, 2014, Conduit, Matthew R. Hackworth et al. / Halliburton Energy Services, Inc. (Houston, US)
An apparatus for use in a wellbore, comprising:…

Segregating Flowable Materials in a Well
US 08820405 B2, Sept. 2, 2014, Using specific materials, James R. Lovorn et al. / Halliburton Energy Services, Inc. (Houston, US)
A method of controlling pressure in a subterranean well, the method comprising:…

Engineered Fibers for Well Treatments
US 08776882 B2, July 15, 2014, Separate steps of (1) cementing, plugging or consolidating and (2) fracturing or attacking formation, Nikhil Shindgikar et al. / Schlumberger Technology Corporation (Sugar Land, US)
A method for blocking fluid flow through a pathway in a subterranean formation…

Lost Circulation Composition for Fracture Sealing
US 08739872 B1, June 3, 2014, Composition of proppant, Matthew L. Miller et al. / Halliburton Energy Services, Inc. (Houston, US)
A lost circulation material composition, comprising:…

Mounting a Module on an Underwater Structure
US 08720576 B2, May 13, 2014, With provision for removal or repositioning of member without removal of other well structure, Phillip Tarr et al. / Vetco Gray Controls Limited (Nailsea, Bristol, GB)
A method of mounting a subsea control module on a structure comprising part…

Downhole Steam Generator and Method of Use
US 08613316 B2, Dec. 24, 2013, Injecting specific material other than oxygen into formation, Charles H. Ware et al. / World Energy Systems Incorporated (Fort Worth, US)
A downhole steam generator, comprising:…

Coated Sleeved Oil and Gas Well Production Devices
US 08590627 B2, Nov. 26, 2013, Conduit, Hyun Woo Jin et al. / ExxonMobil Research and Engineering Company (Annandale, US)
A coated sleeved oil and gas well production device comprising:…

Restricting Production of Gas or Gas Condensate Into a Wellbore
US 08544554 B2, Oct. 1, 2013, Fluid flow control member, Travis W. Cavender et al. / Halliburton Energy Services, Inc. (Houston, US)
A method of producing liquid hydrocarbons from a subterranean formation,…

Re-Use of Surfactant-Containing Fluids
US 08499832 B2, Aug. 6, 2013, Providing porous mass of adhered filter material in well, Tianping Huang et al. / Baker Hughes Incorporated (Houston, US)
A method for filtering a fluid comprising water, at least one surfactant and fine…

Methane Hydrate Dissociation Accelerating and Methane Gas Deriving System
US 08474519 B2, July 2, 2013, With Heating, Refrigerating or Heat Insulating Means, Saburo Goto et al. / Japan Drilling Co., Ltd. (Tokyo, JP)
A methane hydrate dissociation accelerating and methane gas deriving system…

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