发明名称 |
SELECTIVELY DISENGAGABLE SEALING SYSTEM |
摘要 |
An inverted seal including a disintegrable body, one or more inside dimension seals disposed in the body. A method for removing an inverted seal from a downhole environment including exposing the body of the inverted seal to a condition to which it is responsive, disintegrating a portion of the body. A method for deploying a conventional seal after an inverted seal in a borehole including positioning an inverted seal in a downhole location, utilizing the inverted seal for its intended purpose, removing at least a portion of a body of the inverted seal, running a conventional seal further downhole of the location of the inverted seal. |
申请公布号 |
EP2785963(A1) |
申请公布日期 |
2014.10.08 |
申请号 |
EP20120853978 |
申请日期 |
2012.10.29 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
ALLEN, JASON A.;CLEM, NICHOLAS J.;O'BRIEN, ROBERT S.;HAMMER, AARON C. |
分类号 |
E21B33/12;E21B23/06;E21B43/04 |
主分类号 |
E21B33/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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