Conduit and method of forming
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United States of America Patent
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Mar 17, 2015
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N/A
app pub date -
Sep 27, 2007
filing date -
Sep 9, 2002
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Abstract
A thin ribbon spirally wound polymer conduit and method of forming, wherein a helical reinforcing bead is interposed adjacent overlapping layers of ribbon. Further, a method of continuously forming spirally wound conduit wherein a sacrificial layer, preferably having a different base polymer to that of the conduit, is first applied to the former before the conduit is formed overtop.
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