by using fluid or vacuum

Full Title

Investigating fluid-tightness of structures > by using fluid or vacuum

Child Classifications

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• G01M 3/022
• G01M 3/025
• G01M 3/027
• G01M 3/04 by detecting the presence of fluid at the leakage point
• G01M 3/26 by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
• G01M 3/36 by detecting change in dimensions of the structure being tested