发明名称 SYSTEMS AND METHODS FOR ROTATIONALLY ORIENTING A WHIPSTOCK ASSEMBLY
摘要 <p>Disclosed are downhole subassembly systems and method of use thereof. One downhole subassembly system is an orientable whipstock subassembly that includes a whipstock apparatus including a deflector surface operable to direct a cutting tool into a casing sidewall to create a casing exit, and an orienting sub comprising an upper coupling operatively coupled to the whipstock apparatus and a lower coupling at least partially engaged with the upper coupling and rotationally movable with respect thereto while in an un-collapsed configuration and rotationally fixed with respect thereto while in a collapsed configuration.</p>
申请公布号 CA2895185(A1) 申请公布日期 2014.08.14
申请号 CA20132895185 申请日期 2013.02.06
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 DANCER, WILLIAM WALLACE
分类号 E21B7/08;E21B29/06 主分类号 E21B7/08
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