发明授权
US07971306B2 Subsea conduit cleaning tool 有权
海底管道清洁工具

Subsea conduit cleaning tool
摘要:
The invention described herein relates to a cleaning tool for cleaning subsea conduits, such as tendons, risers or strakes. This invention comprises a flotation collar and brush member which may be attached to a subsea conduit and which may travel up a subsea conduit as a result of buoyancy forces and be retracted using one or more winches.
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