Classifying – separating – and assorting solids – Plural – diverse separating operations – Aqueous suspension and sifting
Patent
1980-02-21
1981-09-08
Hill, Ralph J.
Classifying, separating, and assorting solids
Plural, diverse separating operations
Aqueous suspension and sifting
209173, 422101, B03B 700
Patent
active
042883164
ABSTRACT:
A fecal examining device for use in the float separation of parasite eggs from feces with a screen composed of slots having an effective flow area of at least 40% of the surface area interposed in the liquid to allow ova to pass through the screen to a collecting slide.
REFERENCES:
patent: 3819045 (1974-06-01), Greenwald
patent: 3936373 (1976-02-01), Studer
patent: 4225423 (1980-09-01), Cotey
Hill Ralph J.
Lennox Thomas A.
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