发明名称 |
PIPE THREADING ARRANGEMENT |
摘要 |
A pipe threading arrangement includes a launch body (13) and a parachute (15) within tube (12). The parachute is launched into pipe (2) via slide valve (1) and brings with it a threading cable (19). At a remote location within the pipe (2) the parachute is stopped by a catch arm (8) with associated catch finger (5). The parachute is deflated and retrieved, together with the threading cable, via the slide valve into the catch body (4).
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申请公布号 |
WO9940661(A1) |
申请公布日期 |
1999.08.12 |
申请号 |
WO1999GB00168 |
申请日期 |
1999.01.19 |
申请人 |
BG PLC;DELAFORCE, STEPHEN, ROBERT |
发明人 |
DELAFORCE, STEPHEN, ROBERT |
分类号 |
H02G1/08;(IPC1-7):H02G1/08;G02B6/44 |
主分类号 |
H02G1/08 |
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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