| 发明名称 |
RETRIEVABLE BRIDGE PLUG |
| 摘要 |
A method and apparatus for a bridge plug for isolating portions of a downhole casing is provided comprising a retrievable upper mandrel assembly and a lower mandrel assembly coupled to the upper mandrel assembly, wherein the lower mandrel assembly comprises a drillable material.
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| 申请公布号 |
US2009000792(A1) |
申请公布日期 |
2009.01.01 |
| 申请号 |
US20080144403 |
申请日期 |
2008.06.23 |
| 申请人 |
TURLEY ROCKY A;GARCIA JOSEPH R |
发明人 |
TURLEY ROCKY A.;GARCIA JOSEPH R. |
| 分类号 |
E21B29/00;E21B33/12;E21B33/134 |
主分类号 |
E21B29/00 |
| 代理机构 |
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代理人 |
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