发明名称 |
DIRECTIONAL CONTROL DRILLING SYSTEM |
摘要 |
A drilling system, comprising: a non-rotating conveyance system; a tool connected to the non-rotating conveyance system and including anchors by which the tool can be anchored in position when located in a borehole; a drill bit connected to the tool; a motor for rotating the drill bit; and a directional control system interposed between the tool and the drill bit; wherein, in use, whit the drilling system located in a borehole, the directional control system can be operates so as to displace the drill bit away from the axis of the borehole. |
申请公布号 |
CA2650645(C) |
申请公布日期 |
2016.11.29 |
申请号 |
CA20072650645 |
申请日期 |
2007.05.11 |
申请人 |
SCHLUMBERGER CANADA LIMITED |
发明人 |
KOTSONIS, SPYRO;PERRIN, CEDRIC;LAVRUT, ERIC;DENOIX, HENRI |
分类号 |
E21B4/18;E21B7/04 |
主分类号 |
E21B4/18 |
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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