发明名称 APPARATUS AND METHOD FOR SERVICING PIPES
摘要 An apparatus for servicing pipes includes a pipe holder having a frame configured to support the pipe and a movement assembly coupled to the frame and configured to rotate the pipe about a longitudinal axis of the pipe, and a first pipe servicing tool disposed proximate to an end of the pipe holder, where the first pipe servicing tool is configured to operably engage an end of the pipe when the pipe is rotated by the movement assembly.
申请公布号 US2014110173(A1) 申请公布日期 2014.04.24
申请号 US201314061537 申请日期 2013.10.23
申请人 NATIONAL OILWELL VARCO, L.P. 发明人 BELIK JAROSLAV
分类号 E21B19/16;E21B19/20 主分类号 E21B19/16
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