Featured patents

Deepwater Blow Out Throttling Apparatus and Method
US 08820411 B2, Sept. 2, 2014, With safety or emergency shutoff, Frédérick Churchill / Organoworld Inc. (Montreal (Quebec), CA
A deepwater blow out throttling apparatus for use with at least one riser pipe…

Method and System for Advancement of a Borehole Using a High Power Laser
US 08826973 B2, Sept. 9, 2014, Coiled tubing, Joel F. Moxley et al. / Foro Energy, Inc. (Houston, US)
A spool assembly for rotatably coupling high power laser transmission cables…

Method of Testing the Operation of a Producing Oil Well Operated Using the Formation Hydrofracturing Process
US 08826978 B2, Sept. 9, 2014, Fracturing characteristic, Elena Mikhailovna Pershikova / Schlumberger Technology Corporation (Sugar Land, US)
Method of testing the operation of a producing oil well operated using…

Subsea Tree Workover Control System
US 08746346 B2, June 10, 2014, Connection to provide fluid flow path, Robert K. Voss / Vetco Gray Inc. (Houston, US)
A subsea well apparatus, comprising,…

Method and System for Using Wireline Configurable Wellbore Instruments With a Wired Pipe String
US 08708041 B2, April 29, 2014, Well logging, Reza Taherian et al. / Schlumberger Technology Corporation (Sugar Land, US)
A wellbore instrument system, comprising:…

Coiled Tubing Bottom Hole Assembly With Packer and Anchor Assembly
US 08651192 B2, Feb. 18, 2014, With sealing feature, John E. Ravensbergen / Baker Hughes Incorporated (Houston, US)
A bottom hole assembly (BHA) adapted to be connected to coiled tubing…

Apparatus and Method for Recovering Fluids From a Well And/Or Injecting Fluids Into a Well
US 08622138 B2, Jan. 7, 2014, Connection to provide fluid flow path, John Reid et al. / Cameron Systems (Ireland) Limited (Longford, IE
An assembly, comprising:…

Compositions Having HASE Rheology Modifiers
US 08505631 B2, Aug. 13, 2013, Water based composition with inorganic material, Pierre Hennaux et al. / Rhodia Operations (Aubervilliers, FR)
A method for fracturing a geologic formation, comprising directing a stream…

Selective and Non-Selective Lock Mandrel Assembly Having Upward Biased Inner Sleeve
US 08474542 B2, July 2, 2013, Placing or shifting well part, Tracy Dean Blanton et al. / Weatherford/Lamb, Inc. (Houston, US)
A lock mandrel installation method, comprising:…

Radiation-Induced Triggering for Set-On-Command Compositions and Methods of Use
US 08459355 B2, June 11, 2013, Cement or consolidating material is organic or has organic ingredient, Anthony Badalamenti et al. / Halliburton Energy Services, Inc. (Houston, US)
A method of isolating a portion of a wellbore comprising:…

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