Rehabilitation of water supply pipes
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 22, 2005
Issued Date -
N/A
app pub date -
Oct 1, 2003
filing date -
Apr 15, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
A water supply pipe has a tubular liner of a polyolefin elastomer/plastomer installed therein. To install it, a messenger pig is attached to a line that pulls the liner through the pipe. The liner is produced by extrusion and die drawing during extrusion.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully