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Home › Combined ultrasonic and eddy-current method and apparatus for non-destructive testing of tubular objects to determine thickness of metallic linings or coatings

Combined ultrasonic and eddy-current method and apparatus for non-destructive testing of tubular objects to determine thickness of metallic linings or coatings

US Patent 5418823 · Granted May 23, 1995

Estimated economic value: $26,280,000 ⓘ

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