DIFF Subgroup
G01F 11/30 with supply and discharge valves of the lift or plug-lift type
Introduced: September 1968
Full Title
Apparatus requiring external operation adapted at each repeated and identical operation to measure and separate a predetermined volume of fluid or fluent solid material from a supply or container, without regard to weight, and to deliver it > with stationary measuring chambers having constant volume during measurement > with supply and discharge valves of the lift or plug-lift type
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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