by measuring pressure or differential pressure

Introduced: July 1974

Last revised: January 2006

Full Title

Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow > by using mechanical effects > by measuring pressure or differential pressure

Classification Context

Section:: PHYSICS
Class:: MEASURING; TESTING
Subclass:: MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME

3 direct subcodes

Child Classifications

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G01F 1/36 the pressure or differential pressure being created by the use of flow constriction
G01F 1/48 the pressure or differential pressure being created by a capillary element
G01F 1/5 Correcting or compensating means