Liquid purification or separation – Filter – Movable medium
Patent
1977-04-14
1978-09-19
Cuchlinski, Jr., William A.
Liquid purification or separation
Filter
Movable medium
100119, 210400, 210DIG3, B01D 3304
Patent
active
041152751
ABSTRACT:
Apparatus for dewatering sludge comprising a primary dewatering section in which the sludge is supported on a filter means sloped downwardly towards the center, and a secondary dewatering section which follows the primary dewatering section and through which the sludge is carried on a non-filtering support which is sloped downwardly towards the side, and means for applying pressure onto the top side of the sludge layer during passage through the primary and secondary dewatering sections.
REFERENCES:
patent: 2207278 (1940-07-01), Albrecht
patent: 2884062 (1959-04-01), Taylor
patent: 3274924 (1966-09-01), Walker
patent: 3531404 (1970-09-01), Goodman et al.
patent: 4042511 (1977-08-01), Ginaven
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