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Patentes

Citada por

Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US406593410 Dic 19753 Ene 1978James G. Brown & Associates, Inc.Rig transport method
US493862831 Oct 19893 Jul 1990Transworld Drilling CompanySystem for moving drilling module to fixed platform
US51393679 Dic 199118 Ago 1992Transworld Drilling Co.System for moving drilling module to fixed platform
US538893030 Dic 199314 Feb 1995Rowan Companies, Inc.Method and apparatus for transporting and using a drilling apparatus or a crane apparatus from a single movable vessel
US540730211 Feb 199318 Abr 1995Santa Fe International Corp.Method and apparatus for skid-off drilling
US604813510 Oct 199711 Abr 2000Ensco International IncorporatedModular offshore drilling unit and method for construction of same
US680833712 Abr 200226 Oct 2004A2Sea A/SVessel with vertically elevational support legs
US684032610 Sep 200211 Ene 2005Fastorq LLCLifting apparatus and method for oil field related services