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Vessel inspection apparatus and methods

  • US 8,512,796 B2
  • Filed: 06/27/2011
  • Issued: 08/20/2013
  • Est. Priority Date: 05/13/2009
  • Status: Active Grant
First Claim
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1. A method for inspecting the product of a coating process wherein a coating has been applied to at least a portion of the surface of a vessel to form a coated surface, the method comprising:

  • (a) providing a product of the coating process having a coated surface defined by a coating prepared by PECVD from an organosilicon precursor;

    (b) providing a space adjacent to the coated surface that is a lumen of the vessel;

    (c) for a test duration of less than 30 seconds, measuring a release characteristic of at least one volatile species into the space adjacent to the coated surface;

    (d) identifying the release characteristic of the at least one volatile species from an acceptably coated surface of the inspection object; and

    (e) determining whether the release characteristic measured in step (c) satisfies the release characteristic identified in step (d).

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