IPC Subgroup
G01N 9/32 by using flow properties of fluids, e.g. flow through tubes or apertures
Introduced: September 1968
Last revised: January 2006
Full Title
Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity > by using flow properties of fluids, e.g. flow through tubes or apertures
Classification Context
- Section:
- PHYSICS
- Class:
- MEASURING; TESTING
- Subclass:
- INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
1 direct subcode
Child Classifications
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- G01N 9/34 by using elements moving through the fluid, e.g. vane