Apparatus for and method of ultrasonically inspecting foodstuffs

Details Apparatus for and method of ultrasonically inspecting foodstuffs Apparatus for and method of ultrasonically inspecting foodstuffs

1980-12-11

1983-05-24

Kreitman, Stephen A.

Measuring and testing

Liquid analysis or analysis of the suspension of solids in a...

Content or effect of a constituent of a liquid mixture

G01N 2900

Patent

active

043844766

ABSTRACT:
An apparatus and process for detecting the presence of extraneous materials in fluids, e.g., foodstuffs, in which the fluid is passed through a curtain of ultrasonic sound. Reflection or absorption of the ultrasonic sound by extraneous material is detected by ultrasonic sound-receiving means, and an appropriate indication of such detection is given.

REFERENCES:
patent: 2966056 (1960-12-01), Heller
patent: 3040562 (1962-06-01), Fitzgerald et al.
patent: 3553636 (1971-01-01), Baird
patent: 3667967 (1972-06-01), Coltart et al.
patent: 4208915 (1980-06-01), Edwards

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