发明名称 |
SETTING AN ANNULAR SEAL |
摘要 |
A device (10) is disclosed for setting an annular seal (25) in an annular space formed between a large diameter tubular (3) and a small diameter tubular (4) extending into the large diameter tubular. The device comprises a carrier block (15) suitable to be located at a position in the large diameter tubular proximate said annular space, the carrier block being provided with a carrier ring (20) axially movable relative to the carrier block (15) between a first position and a second position and arranged to axially move the annular seal into the annular space upon movement of the carrier ring from the first to the second position thereof, and further comprising an explosive charge (27) arranged to move the carrier ring (20) from the first position to the second position thereof and detonator means (29) for selectively detonating the explosive charge.
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申请公布号 |
WO0138690(A8) |
申请公布日期 |
2003.01.03 |
申请号 |
WO2000EP11901 |
申请日期 |
2000.11.24 |
申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.;SHELL CANADA LIMITED |
发明人 |
HEIJNEN, WILHELMUS, HUBERTUS, PAULUS, MARIA |
分类号 |
E21B33/12;E21B23/04;E21B33/10;(IPC1-7):E21B23/04 |
主分类号 |
E21B33/12 |
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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