发明名称 EQUALIZED LOAD DISTRIBUTION SLIPS FOR SPIDER AND ELEVATOR
摘要 Embodiments of the present invention generally relate to an apparatus for supporting a tubular that more evenly distributes stress along the contact length of a tubular than prior art designs. In one embodiment, an apparatus for supporting a tubular is provided. The apparatus includes a bowl having a longitudinal opening extending therethrough and an inner surface for receiving a gripping member. The gripping member is movable along the surface of the bowl for engaging the tubular. The apparatus is configured so that an upper portion of the gripping member will engage the tubular before the rest of the gripping member engages the tubular.
申请公布号 CA2702189(A1) 申请公布日期 2006.11.12
申请号 CA20062702189 申请日期 2006.05.10
申请人 WEATHERFORD/LAMB, INC. 发明人 SHAHIN, DAVID;HEIDECKE, KARSTEN
分类号 E21B19/10;E21B19/00 主分类号 E21B19/10
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