发明名称 |
Frac sleeve with a radially expandable annular seal |
摘要 |
<p>A universal frac sleeve 76 includes an actuation mechanism and an annular seal 112 radially expandable in response to the actuation. The actuation may be mechanical or hydraulic and axially moveable inner 80 and outer 82 sleeves may be used to cause radial expansion of the annular seal 112.</p> |
申请公布号 |
GB2503368(A) |
申请公布日期 |
2013.12.25 |
申请号 |
GB20130016106 |
申请日期 |
2010.04.29 |
申请人 |
CAMERON INTERNATIONAL CORPORATION |
发明人 |
KIRK P GUIDRY |
分类号 |
E21B33/03;E21B33/068;E21B43/26 |
主分类号 |
E21B33/03 |
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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