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SYSTEM FOR ULTRASONICALLY DETECTING DEFECTS IN A PIPE WALL

  • US 20110087444A1
  • Filed: 03/25/2009
  • Published: 04/14/2011
  • Est. Priority Date: 03/25/2008
  • Status: Active Grant
First Claim
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1. A method of detecting defects in a pipe wall comprisingemitting ultrasonic signals from the interior of the pipe towards its wall;

  • receiving backscattered signals from the wall, a multitude of signals being emitted and received, having their main directions distributed within a plane perpendicular to the pipe axis;

    processing the multitude of emitted and received signals, using an imaging process based on transmission times between emission and reception of the emitted and backscattered signals.

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