Rehabilitation of water supply pipes
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United States of America Patent
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-
May 31, 2005
Grant Date -
Jul 29, 2004
app pub date -
Oct 1, 2003
filing date -
Apr 15, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A water supply pipe has a tubular liner of a polyolefin elastomer/plastomer installed therein. The polyolefin elastomer/plastomer includes a substantially linear ethylene inter-polymer with a narrow molecular weight distribution from 1.8 to 2.2.
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