Classifying – separating – and assorting solids – Stratifiers – With liquid treatment
Patent
1986-07-14
1988-05-31
Nilson, Robert G.
Classifying, separating, and assorting solids
Stratifiers
With liquid treatment
137595, 137596, 13761416, 209502, 251308, B03B 400, B03B 520
Patent
active
047479426
ABSTRACT:
A wet jig mechanism for handling coal or other minerals wherein a container receives a slurry of water and coal and the water is pulsed by delivering an alternate charge of compressed air beneath the surface of the water and alternately venting the area beneath the surface with the alternate pulsing and venting controlled by a pulsing valve having valve chambers with one chamber having ports connected beneath the surface of the container and to a source of compressed air in the other chamber connected beneath the surface of the liquid in the container and vented to atmosphere with the ports being controlled by butterfly valve plates in each chamber mounted on a common shaft and the chambers having liners or bushings rotatable to control the ports and time and duration of opening of the ports.
REFERENCES:
patent: 2027597 (1936-01-01), Lide
patent: 2052431 (1936-08-01), Wade
patent: 2169544 (1939-08-01), Vissac
patent: 4019981 (1977-04-01), Stern et al.
patent: 4312381 (1982-01-01), Ratner
patent: 4373542 (1983-02-01), Scaramucci
patent: 4485010 (1984-11-01), Strauss et al.
patent: 4508620 (1985-04-01), Najima et al.
Hepperle Stephen M.
Klockner-Humboldt-Deutz Aktiengesellschaft
Nilson Robert G.
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