| 发明名称 |
Switchable power allocation in a downhole operation |
| 摘要 |
In some embodiments, an apparatus includes a tool to operate downhole. The tool includes a heater. The tool also includes a cooler. The tool includes a controller to control allocation of power between the heater and the cooler based on a temperature downhole, power usage, a time delay or a pressure downhole.
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| 申请公布号 |
US7717167(B2) |
申请公布日期 |
2010.05.18 |
| 申请号 |
US20050293868 |
申请日期 |
2005.12.02 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
STORM BRUCE H;SCHULTZ ROGER L.;FRIPP MICHAEL L. |
| 分类号 |
E21B36/00;E21B47/01 |
主分类号 |
E21B36/00 |
| 代理机构 |
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代理人 |
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