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SYSTEMS AND METHODS FOR INSTALLATION INSPECTION IN PIPELINE REHABILITATION

  • US 20090080980A1
  • Filed: 08/21/2007
  • Published: 03/26/2009
  • Est. Priority Date: 08/21/2006
  • Status: Active Grant
First Claim
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1. A method for pipeline rehabilitation grout coverage inspection, the method comprising:

  • installing a tubular liner within a pipeline by filling a space between the tubular liner and the pipeline with grout;

    creating a heat transfer across the tubular liner; and

    observing an inside of the tubular liner with an infrared camera to detect an infrared signal differential between areas of the tubular liner in contact with the grout and areas of the tubular liner not in contact with the grout.

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