Formate salt gels and methods for dewatering of pipelines or flowlines
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United States of America Patent
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Dec 3, 2013
Grant Date -
May 10, 2012
app pub date -
Jan 11, 2012
filing date -
Jun 22, 2007
priority date (Note) -
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Abstract
A gelled composition for pipeline, flowline, pipeline jumper or flowline jumper dewatering or preventing ingress of seawater into open pipeline systems or components during tie-in operations of jumpers or additional pipe, valving, manifolds, subsea pipeline architecture or flow conduits operations is disclosed, where the composition includes a concentrated metal formate solution and a hydratable polymer. The gelled formate compositions have improved dewatering properties with 100% or 360 pipe coverage. The gelled formate compositions have can also be reused by breaking and reformulation.
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