发明名称 An apparatus for attachment to a pipe handling arm and a method of handling a tubular
摘要 The present invention provides an apparatus for attachment to pipe handling arm, comprising a clamp for gripping a tubular and a guide for aligning said tubular with another tubular prior to connection thereof, characterized in that said clamp and said guide are movable relative to each other in a direction longitudinal of the tubular, the arrangement being such that said tubular can be brought closer to said another tubular in a direction longitudinal of the tubular.
申请公布号 GB9803115(D0) 申请公布日期 1998.04.08
申请号 GB19980003115 申请日期 1998.02.14
申请人 WEATHERFORD/LAMB INC 发明人
分类号 E21B19/15;E21B19/20 主分类号 E21B19/15
代理机构 代理人
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