| 发明名称 |
Methods and apparatus for injecting fluids at a subterranean location in a well |
| 摘要 |
Disclosed are retrievable through-tubing tools and methods for use in wellbores to inject fluids at subterranean locations wherein the tools have spaced foamed seal elements that are retracted during installation and expand when in use.
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| 申请公布号 |
US7661472(B2) |
申请公布日期 |
2010.02.16 |
| 申请号 |
US20080331031 |
申请日期 |
2008.12.09 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
VAN BATENBURG DIEDERIK;MARCO VERLAAN |
| 分类号 |
E21B33/124 |
主分类号 |
E21B33/124 |
| 代理机构 |
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代理人 |
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| 主权项 |
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