发明名称 |
Offshore well drilling system with nested drilling risers |
摘要 |
<p>An offshore well drilling system for drilling a subsea well, including a floating platform, an external riser extending from the subsea well, and an internal riser extending from the subsea well to the platform. The internal riser is nested within the external riser. The system also includes an external riser tension device to apply tension to the external riser. The system also includes an internal riser tension device, separate from the external riser tension device, to apply tension to the internal riser.</p> |
申请公布号 |
AU2012359006(A1) |
申请公布日期 |
2014.07.03 |
申请号 |
AU20120359006 |
申请日期 |
2012.12.19 |
申请人 |
CAMERON INTERNATIONAL CORPORATION |
发明人 |
PUCCIO, WILLIAM F.;CAIN, DAVID;CHERUVU, VIJAY A.;CHOU, SHIAN JIUN |
分类号 |
E21B17/01;E21B7/12;E21B19/08 |
主分类号 |
E21B17/01 |
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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