| 发明名称 |
GUARD FILTERING SYSTEM FOR FOCUSED SAMPLING PROBE |
| 摘要 |
The present disclosure relates to a method and apparatus for sampling a fluid from an environment having a primary filtering on a focused sampling probe and guard filtering system that is exposed upon movement of the focused sampling probe. |
| 申请公布号 |
WO2015095646(A1) |
申请公布日期 |
2015.06.25 |
| 申请号 |
WO2014US71378 |
申请日期 |
2014.12.19 |
| 申请人 |
SCHLUMBERGER CANADA LIMITED;SERVICES PETROLIERS SCHLUMBERGER;SCHLUMBERGER HOLDINGS LIMITED;SCHLUMBERGER TECHNOLOGY B.V.;PRAD RESEARCH AND DEVELOPMENT LIMITED;SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
TAO, CHEN |
| 分类号 |
E21B49/02;E21B49/08 |
主分类号 |
E21B49/02 |
| 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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