发明名称 |
Subsea pig launching and receiving system and method of use and installation |
摘要 |
A pig launching system and a pig receiving system for use in cleaning a subsea flowline. This invention further relates to a method of propelling a pig through a flowline using a pressurized accumulator, a method of assembling a subsea pig receiver in a flowline using a remotely operated vehicle, and a method of collecting a sample from a subsea flowline, using an accumulator connected to a pig launcher.
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申请公布号 |
US6454492(B1) |
申请公布日期 |
2002.09.24 |
申请号 |
US20000583418 |
申请日期 |
2000.05.31 |
申请人 |
OCEANEERING INTERNATIONAL, INC. |
发明人 |
DEAN JAMES L.;WESER RICHARD;WINTER KARL |
分类号 |
B08B9/04;F16L55/46;(IPC1-7):B08B9/04 |
主分类号 |
B08B9/04 |
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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