| 发明名称 |
Downhole tool method to boost fluid pressure and annular velocity |
| 摘要 |
A disclosed embodiment of a downhole tool includes a pump that is powered by rotation of the drill string to increase fluid pressure during downhole circulation. |
| 申请公布号 |
GB201520161(D0) |
申请公布日期 |
2015.12.30 |
| 申请号 |
GB20150020161 |
申请日期 |
2013.07.16 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
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