Apparatus for measuring void ratios by using radiation

Details Apparatus for measuring void ratios by using radiation Apparatus for measuring void ratios by using radiation

1982-12-01

1985-12-31

Church, Craig E.

X-ray or gamma ray systems or devices

Specific application

Absorption

378146, G01B 1502

Patent

active

045625840

ABSTRACT:
In apparatus for measuring a void ratio by using radiation of the type comprising a hollow measuring unit through which fluid containing voids flows, a source of radiation and a radiation detector which are disposed on the opposite sides of the measuring unit, there is provided a rotary disc disposed between the measuring unit and the radiation detector and provided with a plurality of measuring openings which are equally spaced around a periphery of the rotary disc for transmitting the radiation.

REFERENCES:
patent: 3796874 (1974-03-01), Roller
patent: 4260898 (1981-04-01), Annis
patent: 4282433 (1981-08-01), Loffel
patent: 4342914 (1982-08-01), Bjorkholm

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