Method for replacing an outer annular ring of a fluid swivel and a fluid swivel
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United States of America Patent
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Nov 21, 2017
Grant Date -
Apr 11, 2013
app pub date -
May 24, 2011
filing date -
Jul 7, 2010
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Abstract
A method for replacing an outer annular ring of a fluid swivel includes a swivel comprising an inner annular ring and an outer annular ring, the rings being located with their adjacent cylindrical surfaces in close proximity for defining a chamber, for receiving a fluid, between peripheral opposing faces of the inner annular ring and the outer annular ring, wherein the inner annular ring is adapted to be connected to an end of a fluid line and wherein the outer annular ring is adapted to be connected to a product piping on the vessel, wherein the method comprises the steps of: removing the outer annular ring, replacing the outer annular ring by means of a first semi-circular element and a second semi-circular element, and fixing the first semi-circular element to the second semi-circular element, by means of a fixing means, to form a replacement outer annular ring of the swivel.
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