发明名称 |
DRILLING SYSTEM, BIASING MECHANISM AND METHOD FOR DIRECTIONALLY DRILLING A BOREHOLE |
摘要 |
A drilling system for directional drilling of a borehole includes a biasing mechanism having a pivot associated with a lower bearing assembly, an offset mechanism associated with an upper radial bearing assembly, and a toolface controller, whereby the angular relationship of a drill bit and its toolface angle may be actively managed. |
申请公布号 |
CA2874272(A1) |
申请公布日期 |
2013.12.05 |
申请号 |
CA20132874272 |
申请日期 |
2013.03.15 |
申请人 |
TELLUS OILFIELD, INC. |
发明人 |
SCHAAF, STUART;WERNIG, MARCUS D. |
分类号 |
E21B7/06;E21B44/00 |
主分类号 |
E21B7/06 |
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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