发明名称 |
MODULAR WELL SERVICING UNIT |
摘要 |
A method of modifying a modular well servicing combination unit comprising the steps of keeping a well servicing module in inventory and removably mounting said well servicing module onto said modular well servicing combination unit.
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申请公布号 |
US2010089589(A1) |
申请公布日期 |
2010.04.15 |
申请号 |
US20090451161 |
申请日期 |
2009.10.28 |
申请人 |
CRAWFORD JAMES B;CRAWFORD PHILLIP;ANDERSON LILA R |
发明人 |
CRAWFORD JAMES B.;CRAWFORD PHILLIP;ANDERSON LILA R. |
分类号 |
E21B19/00;E21B23/00 |
主分类号 |
E21B19/00 |
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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