Measuring and testing – Volume or rate of flow – Thermal type
Patent
1977-03-18
1978-11-07
Gill, James J.
Measuring and testing
Volume or rate of flow
Thermal type
415206, 415213R, G01F 134
Patent
active
041239415
ABSTRACT:
A mass-rate flowmeter of the recirculation type wherein the recirculating flow is created by a ram type centrifugal pump having a substantially constant volume flow discharge rate over the operating pressure range of said mass-rate flowmeter.
REFERENCES:
patent: 839312 (1906-12-01), Neumann
patent: 3232105 (1966-02-01), Fishman et al.
patent: 3838927 (1958-06-01), Gray
Gill James J.
Mathews H. Hume
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