Rotating control head radial seal protection and leak detection systems
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United States of America Patent
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Nov 23, 2010
Issued Date -
N/A
app pub date -
Mar 2, 2006
filing date -
Oct 31, 2002
priority date (Note) -
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Abstract
A system and method for reducing wear to radial seals in a rotating control device. The seals may be cooled by a thermal transfer fluid circulating through a passageway making more than one pass. Also, the differential pressure between multiple seals may be regulated and lowered, thereby increasing seal life.
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