| 发明名称 |
SYSTEM FOR PRESSURE TESTING TUBING |
| 摘要 |
The present invention relates to a valve system that may be used to pressure test tubing, such as a tubing string deployed in a wellbore for the production of fluids.
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| 申请公布号 |
CA2374152(A1) |
申请公布日期 |
2002.09.01 |
| 申请号 |
CA20022374152 |
申请日期 |
2002.03.01 |
| 申请人 |
SCHLUMBERGER CANADA LIMITED |
发明人 |
PATEL, DINESH R. |
| 分类号 |
E21B47/117;E21B34/00;E21B47/06;(IPC1-7):E21B47/06 |
主分类号 |
E21B47/117 |
| 代理机构 |
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