发明名称 |
Method, device and tool for cleaning, surveying, inspecting, etc. unpiggable pipelines |
摘要 |
The invention relates to a method for introducing a pig-like tool into an operating pipeline, such as a fluid pipe. According to the invention the pipeline is drilled during operation and the tool is injected into the pipeline through the drilled hole. During a corresponding tool removal from the pipeline a method is provided for prereconnaissance for the determination of a degree of contamination, cleaning, surveying, inspecting, repairing, etc. of pipelines by means of a corresponding, pig-like tool. The invention also relates to a device and a tool permitting the performance of the inventive method. Thus, otherwise unpiggable pipelines can be worked in a cost-efficient manner. |
申请公布号 |
US8197611(B2) |
申请公布日期 |
2012.06.12 |
申请号 |
US20040596623 |
申请日期 |
2004.05.28 |
申请人 |
STROHMEIER UWE;KOPP GUNNAR;PII PIPETRONIX GMBH |
发明人 |
STROHMEIER UWE;KOPP GUNNAR |
分类号 |
B08B9/04;F16L55/26;F16L55/46 |
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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