Method and system for circulating fluid in a subsea intervention stack
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United States of America Patent
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Apr 1, 2014
Grant Date -
Jan 20, 2011
app pub date -
Dec 2, 2008
filing date -
Dec 21, 2007
priority date (Note) -
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Abstract
The present invention relates to a fluid circulation system for circulating fluid in a subsea cavity, the cavity being filled with a first fluid and having first and second end ports. The system comprises a container (26) containing a second fluid, fluid lines (21, 27) extending from the container to the first and second end ports of the cavity, respectively, and a pump (22) for exchanging the second fluid provided in the container (26) and the first fluid provided in the subsea cavity (10). The invention also relates to a method for circulating fluid in a subsea cavity.
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