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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US39399274 Nov 197424 Feb 1976Dresser Industries, Inc.Combined gravel packing and perforating method and apparatus for use in well bores
US467804431 Mar 19867 Jul 1987Halliburton CompanyTubing pressure operated initiator for perforating in a well borehole
US468394324 Jul 19864 Ago 1987Mt. Moriah TrustWell treating system for stimulating recovery of fluids
US473982911 Dic 198626 Abr 1988Wireline operated oil well dump bailer
US510190027 Dic 19907 Abr 1992Oryx Energy CompanySand control in wells with gas generator and resin
US515423017 Dic 199113 Oct 1992Oryx Energy CompanyMethod of repairing a wellbore liner for sand control
US529554514 Abr 199222 Mar 1994University of Colorado Foundation Inc.Method of fracturing wells using propellants
US57754269 Sep 19967 Jul 1998Marathon Oil CompanyApparatus and method for perforating and stimulating a subterranean formation
US60824507 Abr 19984 Jul 2000Marathon Oil CompanyApparatus and method for stimulating a subterranean formation
US61585116 Jul 199812 Dic 2000Marathon Oil CompanyApparatus and method for perforating and stimulating a subterranean formation
US626328330 Jul 199917 Jul 2001Marathon Oil CompanyApparatus and method for generating seismic energy in subterranean formations
US633650612 Dic 20008 Ene 2002Marathon Oil CompanyApparatus and method for perforating and stimulating a subterranean formation