发明名称 DOWNHOLE PACKER SYSTEM
摘要 A slip assembly for engaging a downhole tool and preventing it from rotating within a casing comprises a frangible ring and a plurality of slip pads supported on the ring, the slip pads preferably engaging the downhole tool by a tongue and groove mechanism. In addition, the camming interfaces between each slip pad and the tool comprise planar surfaces.
申请公布号 CA2306736(A1) 申请公布日期 2000.10.30
申请号 CA20002306736 申请日期 2000.04.27
申请人 SMITH INTERNATIONAL, INC. 发明人 ROBERTS, WILLIAM M.
分类号 E21B7/06;E21B23/01;E21B31/20;(IPC1-7):E21B23/01;E21B7/08;E21B33/129 主分类号 E21B7/06
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