发明名称 |
Apparatus and method for providing wellbore isolation |
摘要 |
<p>An actuatable wellbore isolation assembly comprising a housing generally defining an axial flowbore and comprising a mandrel portion, a first end portion, and a second end portion, a radially expandable isolating member positioned circumferentially about a portion of the housing, a sliding sleeve circumferentially positioned about a portion of the mandrel of the cylindrical housing, the sliding sleeve being movable from, a first position in which the sliding sleeve retains the expandable isolating member in a narrower non-expanded conformation to a second position in which the sliding sleeve does not retain the expandable isolating member in the narrower non-expanded conformation, and an actuator assemblage configured to selectively allow movement of the sliding sleeve from the first position to the second position.</p> |
申请公布号 |
AU2012321234(B2) |
申请公布日期 |
2015.07.30 |
申请号 |
AU20120321234 |
申请日期 |
2012.09.24 |
申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
STEWART, TAKAO TOMMY;PIPKIN, ROBERT LEE;BIVENS, ERIC;MCNEIL, FRASER;BAILEY, MICHAEL;HUNTER, TIM HOLIMAN |
分类号 |
E21B33/126 |
主分类号 |
E21B33/126 |
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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