Making a heat recoverable article
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United States of America Patent
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-
Aug 1, 1995
Grant Date -
N/A
app pub date -
Sep 10, 1990
filing date -
Sep 8, 1989
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A polymeric tube is extruded; one or more strands are wrapped around the tube, the strands having a polymeric core and a high strength helical fiber cover; a second tube extruded thereon; at least one of the tubes is cross linked; subsequently the composite tube wall is heated, expanded and cooled in the expanded state; the tube may be cut longitudinally before or after the heating/cooling.
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