Assembly and seal test
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United States of America Patent
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Mar 20, 2018
Grant Date -
May 28, 2015
app pub date -
Jun 24, 2013
filing date -
Jun 26, 2012
priority date (Note) -
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Abstract
An assembly and method of testing the integrity of a sealing ring of a flexible pipe are disclosed. The method includes locating a first sealing ring adjacent a first collar member and a layer of flexible pipe body; energizing the first sealing ring by urging the sealing ring towards a primary pressure-retaining end fitting component, or by urging the pressure-retaining component towards the sealing ring; locating a second sealing ring adjacent the first collar member and a second collar member; energizing the second sealing ring by urging the sealing ring towards the pressure-retaining component, or by urging the pressure-retaining component towards the sealing ring; and pressurizing the region between the first sealing ring and the second sealing ring through a port extending towards the region to a predetermined pressure of 5 MPa or greater.
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