发明名称 Automatic false rotary
摘要 A method and apparatus for remotely performing a pipe handling operation is provided. In one aspect, the method and apparatus includes a false rotary table capable of supporting one or more tubulars during the pipe handling operation which is moveable between a position for landing one or more tubulars to a position for running one or more tubulars into a wellbore. In another aspect, the present invention provides a method and apparatus for remotely connecting elevator links alternatingly between interchangeable elevators which are capable of axially engaging one or more tubulars above the wellbore.
申请公布号 GB2422628(B) 申请公布日期 2008.05.07
申请号 GB20060005524 申请日期 2004.09.20
申请人 WEATHERFORD/LAMB INC. 发明人 ALLAN KEITH THOMAS JR;JIM WIENS;MICHAEL HAYES
分类号 E21B19/06;E21B3/04;E21B19/16 主分类号 E21B19/06
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