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Patente

Referenziert von

Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US393320816. Mai 197420. Jan. 1976Joy Manufacturing CompanyCentralizer control
US396599416. Dez. 197429. Juni 1976Atlas Copco AktiebolagMagazine for storing drill string elements
US42747785. Juni 197923. Juni 1981Mechanized stand handling apparatus for drilling rigs
US447073923. Aug. 198211. Sept. 1984Pressure Services, Inc.Auxiliary workover rig
US461031518. März 19859. Sept. 1986Ishikawajima-Harima Jukogyo Kabushiki KaishaPipe handling apparatus for oil drilling operations
US468430623. Juli 19844. Aug. 1987Pressure Services, Inc.Auxiliary workover rig
US518312222. Juli 19912. Febr. 1993Roll'n Well Servicing Inc.Derrick assembly capable of conveying pipe sections between a drill string and a rack for said pipe sections
US543752721. Juni 19931. Aug. 1995Hitech A/SArrangement in a pipe handling system
US608933320. Febr. 199818. Juli 2000Device for storing pipes
US611333419. Juni 19985. Sept. 2000Soilmec SpAManoeuvre equipment for rods used in drilling plants
US654355122. Febr. 20008. Apr. 2003The Charles Machine Works, Inc.Pipe handling device
US708300729. Okt. 20031. Aug. 2006Varco I/P, Inc.Fingerboard with pneumatically actuated finger latches
US751002824. Aug. 200631. März 2009Drill pipe racking apparatus
US75374247. Okt. 200526. Mai 2009MARL Technologies, Inc.Apparatus and method for handling pipe sections
US780263623. Febr. 200728. Sept. 2010Atwood Oceanics, Inc.
Friede Goldman United, Ltd.
Simultaneous tubular handling system and method
US81864552. Sept. 201029. Mai 2012Atwood Oceanics, Inc.
Friede Goldman United, Ltd.
Simultaneous tubular handling system and method
US821588816. Okt. 200910. Juli 2012Friede Goldman United, Ltd.Cartridge tubular handling system