DETECTION OF NON-PROTRUDING POTABLE WATER CONDUIT OR WATERMAIN SERVICES USING THERMAL IMAGING
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United States of America Patent
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Issued Date -
Dec 22, 2011
app pub date -
Dec 16, 2009
filing date -
Dec 17, 2008
priority date (Note) -
Abandoned
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Abstract
A method and system of detecting a service entrance in a conduit having a rehabilitation liner, comprising generating heat using a heat source; introducing the heat into the lined conduit; allowing the lined conduit to cool; generating a thermal image of the lined conduit using an infrared camera system; detecting temperature differentiations in the lined conduit in order to detect a service entrance wherein the service entrance is a non-protruding service entrance, a partially-protruding service entrance or a service entrance in a saddle fixed to the conduit.
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