Liquid purification or separation – Filter – Movable medium
Patent
1989-02-02
1990-05-01
Nozick, Bernard
Liquid purification or separation
Filter
Movable medium
210396, 210401, 34112, B01D 3516
Patent
active
049216082
ABSTRACT:
An improved filtration for treating waste product which comprises a pair of filter belts, a plurality of squeezing rollers operatively connected to the filter belts, a plurality of fixed sprayers in the vicinity of the plurality of rollers for spraying hot steam, heating members for heating the rollers with hot steam, hot water, or hot air in the interior thereof, and a pair of cleaning members for cleaning and washing the belts, whereby the waste product is easily filtrated and dehydrated through the coaction between the belts and the plurality of rollers, and the belts are washed clean by the cleaning members.
REFERENCES:
patent: 3613564 (1971-10-01), Adamski
patent: 4447964 (1984-05-01), Gardner
patent: 4498988 (1985-02-01), Fujita
patent: 4615801 (1986-10-01), Lee
patent: 4722793 (1988-02-01), Seifert et al.
patent: 4755291 (1988-07-01), Lee
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