发明名称 |
METHOD AND APPARATUS FOR RESTRAINING TUBULAR MEMBERS DURING WELL SERVICING |
摘要 |
A method for restraining tubular members during well servicing. A first step involves monitoring a velocity of tubular members as they are withdrawn from a well. A second step involves activating a tubing restrainer when the velocity of the tubular members exceeds a predetermined threshold.
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申请公布号 |
US2008017371(A1) |
申请公布日期 |
2008.01.24 |
申请号 |
US20060548675 |
申请日期 |
2006.10.11 |
申请人 |
1128971 ALBERTA LTD. |
发明人 |
KHEHRA MEHTAB S.;SLAGER IRVIN M. |
分类号 |
E21B47/00 |
主分类号 |
E21B47/00 |
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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