发明名称 STAND COMPENSATOR
摘要 Methods and apparatus for connecting a tubular to a tubular string are provided. In one embodiment, an apparatus suitable for engaging, compensating, and connecting a tubular includes one or more compensating pistons, an engaging assembly for engaging a tubular, and a connector for connecting the engaging assembly to the one or more compensating pistons while allowing for rotation of the tubular relative to the compensation pistons.
申请公布号 US2009245996(A1) 申请公布日期 2009.10.01
申请号 US20090484437 申请日期 2009.06.15
申请人 HOLLINGSWORTH JR JIMMY L;HEIDECKE KARSTEN;WOOD KEVIN 发明人 HOLLINGSWORTH, JR. JIMMY L.;HEIDECKE KARSTEN;WOOD KEVIN
分类号 E21B19/00 主分类号 E21B19/00
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