| 发明名称 |
SUBSEA WIRELINE LUBRICATOR |
| 摘要 |
<p>SUBSEA WIRELINE LUBRICATOR A novel subsea wireline lubricator comprises in sequence (a) means for entry, (b) at least one blow-out preventer, (c) a riser, (d) a foot valve and (e) a connector for connection to a subsea well head assembly. The lubricator permits wireline access to subsea oil wells without the need for a conventional tensioned riser.</p> |
| 申请公布号 |
CA1252385(A) |
申请公布日期 |
1989.04.11 |
| 申请号 |
CA19850494729 |
申请日期 |
1985.11.06 |
| 申请人 |
BRITISH PETROLEUM COMPANY P.L.C. (THE) |
发明人 |
CRESSEY, JOHN F.;HARDY, IAN J. |
| 分类号 |
E21B33/076;(IPC1-7):E21B33/076;H02G1/10 |
主分类号 |
E21B33/076 |
| 代理机构 |
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