VALVE ARRANGEMENT FOR VENTING GAS FROM LIQUID CIRCULATING IN A SUBSEA PRODUCTION SYSTEM
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United States of America Patent
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Issued Date -
Nov 12, 2015
app pub date -
Dec 11, 2013
filing date -
Dec 21, 2012
priority date (Note) -
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Abstract
A gas venting valve arrangement is disclosed, the gas venting valve arrangement comprising a valve housing having an inlet in a bottom region of the housing connectable to a fluid flow to be passing through a subsea pump or compressor, and an outlet for gas accumulating in a top region of the housing. A valve mechanism operating a movable valve body at the outlet' between open and closed positions. A floater in the housing actuating the, valve mechanism, wherein the floater is acted upon by a force means which is dimensioned to increase buoyancy of the floater with respect to a liquid phase of the fluid accumulating in a bottom region of the housing.
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