发明名称 |
Directional drilling using magnetic biasing |
摘要 |
<p>Apparatus and methods are disclosed for directionally drilling an earth formation where magnet arrays are utilized to provide net lateral force between a first member coupled to a drill bit and another member that either extends through or around the first member.</p> |
申请公布号 |
GB201312987(D0) |
申请公布日期 |
2013.09.04 |
申请号 |
GB20130012987 |
申请日期 |
2013.07.19 |
申请人 |
SCHLUMBERGER HOLDINGS LIMITED |
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