| 发明名称 |
EXPANDIERBARER MEISSEL |
| 摘要 |
|
| 申请公布号 |
DE60127112(T2) |
申请公布日期 |
2007.12.13 |
| 申请号 |
DE20016027112T |
申请日期 |
2001.04.24 |
| 申请人 |
WEATHERFORD/LAMB INC. |
发明人 |
TULLOCH, RORY MCCRAE |
| 分类号 |
E21B10/32;E21B10/62 |
主分类号 |
E21B10/32 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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