Liquid purification or separation – Filter – Movable medium
Patent
1976-06-29
1979-01-30
Wolk, Morris O.
Liquid purification or separation
Filter
Movable medium
210393, B01D 3310
Patent
active
041371771
ABSTRACT:
Filtering apparatus comprising a stationary housing and a rotary filter d having a peripheral filter screen with elongated filter openings extending parallel to an axis thereof and disposed within the housing to define a space between the filter drum and the housing. A sludgy liquid supply means is provided for supplying the sludgy liquid from the inside of the filter drum onto the inner surface of the filter screen. Solid component adheres to the filter screen and liquid component passes through the elongated filter openings of the filter screen into the space, said solid component on the filter screen being discharged from the interior of the filter drum through the housing in the form of aggregations of filtration residue and said liquid component being discharged from the space through an outlet opening as filtrate.
REFERENCES:
patent: 2450522 (1948-10-01), North
patent: 2758722 (1956-08-01), Murray
patent: 2891671 (1959-06-01), Nilsson
patent: 2987191 (1961-06-01), Wennberg
patent: 3941702 (1976-03-01), Kawada
patent: 3979289 (1976-09-01), Byowski et al.
Nishihara Environmental Sanitation Research Corporation Limited
Turk Arnold
Wolk Morris O.
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