Flow measurement/metering

Details Flow measurement/metering Flow measurement/metering

1986-08-05

1989-02-28

Ruehl, Charles A.

Measuring and testing

Volume or rate of flow

Of selected fluid mixture component

73 28, G01F 174

Patent

active

048074802

ABSTRACT:
Powder mass flow rates are measured by constraining the powder to flow within an apparatus which injects a charge into the powder at a first position and measures at a plurality of positions downstream from the first position the charge remaining in the powder and means for calculating from the injected and remaining charge the powder mass flow.

REFERENCES:
patent: 3184967 (1965-05-01), Rogers
patent: 3449667 (1969-06-01), Gourdine
patent: 3679973 (1972-07-01), Smith, Jr. et al.
patent: 3839910 (1974-10-01), Fitch
patent: 4104913 (1978-08-01), Cockshott et al.
patent: 4186601 (1980-02-01), Maruoka
patent: 4387602 (1983-06-01), Lao
patent: 4448082 (1984-05-01), Bariol et al.

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