发明名称 |
ROTATION INHIBITING APPARATUS |
摘要 |
Embodiments disclosed herein relate to methods and apparatus to inhibit rotation within a drilling rig. The apparatus may include a first member connected to a first component of the drilling rig, and a second member connected to the first member and connected to a second component of the drilling rig, the second component configured to move vertically with respect to the first component. The first member is configured to move vertically with respect to the second member and the first member and the second member substantially inhibit rotation between each other. The apparatus may include a rotational adjustment system, in which the rotational adjustment system is used to connect with one of the components of the drilling rig. |
申请公布号 |
US2011147085(A1) |
申请公布日期 |
2011.06.23 |
申请号 |
US20100870505 |
申请日期 |
2010.08.27 |
申请人 |
FRANK'S CASING CREW AND RENTAL TOOLS, INC. |
发明人 |
BEGNAUD BRIAN DAVID;WEBRE CHARLES MICHAEL;PELLETIER ADAM GERARD;BROWN DOUGAL HUGO;BANGER TOM ADRIAN;LOVEGROVE PETER JOHN |
分类号 |
E21B7/00;E21B3/02 |
主分类号 |
E21B7/00 |
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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