Liquid purification or separation – Filter – Movable medium
Patent
1985-12-09
1987-04-28
Fisher, Richard V.
Liquid purification or separation
Filter
Movable medium
210400, 210401, 210406, 210111, 210526, B01D 2902, B01D 3338, B01D 3332, B01D 3304
Patent
active
046612513
ABSTRACT:
A filter unit is provided for separating solids from a liquid including a receiving tank and a vacuum chamber located beneath the tank and separated therefrom by a perforate septum. A closed loop filter media is trained about the tank and a length thereof is disposed beneath a flight conveyor assembly including chains which overlie the side margins and flights which engage ridges provided in the filter media. A filter media cleaning arrangement is provided at one end of the tank for removing solids from the filter media and transporting the solids for disposal.
REFERENCES:
patent: 3084987 (1963-04-01), Bounin
patent: 3087620 (1963-04-01), Hirs
patent: 3091336 (1963-05-01), Hirs
patent: 3288296 (1966-11-01), Hirs
patent: 4192747 (1980-03-01), Wykoff
patent: 4305821 (1981-12-01), Crandall et al.
patent: 4310424 (1982-01-01), Fremont et al.
patent: 4396505 (1983-08-01), Willson et al.
patent: 4514301 (1985-04-01), Parshall
Amsted Industries Incorporated
Bouton Charles E.
Brosius Edward J.
Evans Linda S.
Fisher Richard V.
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