FLUID SWIVEL FOR ALLOWING FLUID TRANSFER ACROSS A ROTARY INTERFACE
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United States of America Patent
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Issued Date -
Nov 8, 2012
app pub date -
Dec 20, 2010
filing date -
Feb 23, 2010
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Abstract
A fluid swivel for allowing fluid transfer across a rotary interface between the end of a fluid line connected to the seabed and product piping on a vessel for gas and oil production, wherein the swivel comprises an first annular wall and an second annular which are located with their adjacent cylindrical surfaces in close proximity, the first wall and the second wall defining a chamber, between their peripheral opposing faces, for receiving a fluid, wherein the first wall is adapted to be connected to the end of the fluid line, which extends through the first wall towards the chamber, in order to allow fluid supply towards the chamber and wherein the second annular wall of the swivel is adapted to be connected to the product piping and is provided with a duct to transport the fluid from the chamber towards the product piping, wherein at least part of the swivel comprises a fibre reinforced polymer.
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