发明名称 |
APPARATUS AND METHOD FOR ESTIMATING ORIENTATION OF A LINER DURING DRILLING OF A WELLBORE |
摘要 |
An apparatus for use in a wellbore is disclosed that in one aspect includes a drilling assembly configured for use in drilling the wellbore, a liner disposed outside a portion of the drilling assembly that includes a feature at a selected location of the liner, and a liner orientation sensor for providing signals representative of the displacement or movement of the feature relative to the drilling assembly. |
申请公布号 |
WO2009029821(A3) |
申请公布日期 |
2010.01.21 |
申请号 |
WO2008US74835 |
申请日期 |
2008.08.29 |
申请人 |
BAKER HUGHES INCORPORATED;TREVIRANUS, JOACHIM;KRUEGER, SVEN |
发明人 |
TREVIRANUS, JOACHIM;KRUEGER, SVEN |
分类号 |
E21B7/20;E21B29/06 |
主分类号 |
E21B7/20 |
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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