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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US442842114 Sep 198131 Ene 1984H-G Testing CompanyWireline winch mounting system
US451521125 Nov 19837 May 1985Petro Tool, Inc.Tool cable feeding system
US458506118 Oct 198329 Abr 1986Hydra-Rig IncorporatedApparatus for inserting and withdrawing coiled tubing with respect to a well
US489982321 Dic 198813 Feb 1990Otis Engineering CorporationMethod and apparatus for running coiled tubing in subsea wells
US528774131 Ago 199222 Feb 1994Halliburton CompanyMethods of perforating and testing wells using coiled tubing
US530999026 Jul 199110 May 1994Hydra-Rig, IncorporatedCoiled tubing injector
US53538758 Nov 199311 Oct 1994Halliburton CompanyMethods of perforating and testing wells using coiled tubing
US543905811 Mar 19948 Ago 1995Pall CorporationMethod of cleaning an oil or gas well
US545819826 Ago 199317 Oct 1995Pall CorporationMethod and apparatus for oil or gas well cleaning
US56602354 Dic 199526 Ago 1997Transocean Petroleum Technology ASMethod and a device for use in coil pipe operations
US569743913 Feb 199616 Dic 1997Assembly and method for hanging elongated tubing in well bore
US617376930 Abr 199816 Ene 2001Hydra Rig, Inc.Universal carrier for grippers in a coiled tubing injector
US617926921 Ago 199830 Ene 2001Camco International, Inc.Method and apparatus for installing a cable into coiled tubing
US633250112 May 200025 Dic 2001Precision Drilling CorporationLinear coiled tubing injector
US640895523 Mar 200125 Jun 2002Precision Drilling CorporationHybrid sectional and coiled tubing drilling rig
US689280917 Feb 200417 May 2005Halliburton Energy Services, Inc.Coiled tubing injector apparatus
US757506118 Jul 200618 Ago 2009Tesco CorporationWireline entry sub and method of using
US772179817 Jul 200625 May 2010Tesco CorporationWireline entry sub
USRE4341016 Ene 200329 May 2012Varco I/P, Inc.Universal carrier for grippers in a coiled tubing injector