发明名称 PLUG RELEASE APPARATUS
摘要 <p>A plug release apparatus for use in a well bore, the apparatus having a canister, a liner plug, and a sub. The liner plug may be releasably attached to the canister via a first release mechanism. The sub may be releasably attached to the canister via a second release mechanism. The first release mechanism may be configured to release the liner plug from the canister at a first pressure and the second release mechanism may be configured to release the canister from the sub at a second pressure.</p>
申请公布号 EP2288785(A1) 申请公布日期 2011.03.02
申请号 EP20090727233 申请日期 2009.03.20
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 WEBB, EARL D.;ROGERS, HENRY E.;HOLDEN, STEVEN L.;STREICH, STEVEN G.;WATSON, BROCK
分类号 E21B33/16 主分类号 E21B33/16
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