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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US399961729 Sep 197528 Dic 1976Exxon Production Research CompanySelf-supported drilling riser
US410947620 May 197729 Ago 1978Brown & Root, Inc.Docking an offshore structure with a submerged fixture
US423143621 Feb 19784 Nov 1980Standard Oil Company (Indiana)Marine riser insert sleeves
US44310596 Jul 198114 Feb 1984Standard Oil CompanyVertically moored platform anchoring
US47621805 Feb 19879 Ago 1988Conoco Inc.Modular near-surface completion system
US63608227 Jul 200026 Mar 2002ABB Vetco Gray, Inc.Casing annulus monitoring apparatus and method
US648480729 Nov 200026 Nov 2002Cooper Cameron CorporationWellhead assembly for injecting a fluid into a well and method of using the same
US745842522 Nov 20042 Dic 2008Anadarko Petroleum CorporationSystem and method of installing and maintaining an offshore exploration and production system having an adjustable buoyancy chamber