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公开(公告)号:WO2016081485A1
公开(公告)日:2016-05-26
申请号:PCT/US2015/061134
申请日:2015-11-17
Applicant: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Inventor: LEBA, John Vinh , REYNA, Mario M. , THOMSON, Gordon , NGUYEN, Chau , LEAL, Jerlib J. , DILLARD, Walter Scott
CPC classification number: E21B21/08 , E21B17/085 , E21B33/06 , E21B33/085
Abstract: An annular isolation device for managed pressure drilling includes a first housing portion coupled to a second housing portion; a packing element at least partially disposed in the first housing portion; a penetrator coupled to the first housing portion; and a carrier coupled to the second housing portion, wherein the carrier is configured to receive a portion of the penetrator.
Abstract translation: 用于管理压力钻井的环形隔离装置包括联接到第二壳体部分的第一壳体部分; 至少部分地设置在所述第一壳体部分中的填充元件; 连接到所述第一壳体部分的穿透器; 以及联接到所述第二壳体部分的载体,其中所述载体被构造成接收所述穿透器的一部分。