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DIFF Subgroup
G01N 9/28

by measuring the blowing pressure of gas bubbles escaping from nozzles at different depths in a liquid

Introduced: September 1968

Full Title

Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity > by measuring pressure differences > by measuring the blowing pressure of gas bubbles escaping from nozzles at different depths in a liquid

No child classifications to compare. This is a leaf node in both IPC and CPC.