Liquid purification or separation – Filter – Movable medium
Patent
1998-03-19
1999-09-21
Lithgow, Thomas M.
Liquid purification or separation
Filter
Movable medium
210406, 2104161, B01D 33073, B01D 3306
Patent
active
059549602
ABSTRACT:
A rotary drum type dehydrator includes a rotary drum filter, a suction tube having an inlet and an outlet, said inlet communicating with inside space of the rotary drum filter, a compressed air supply tube connected to the suction tube in a portion thereof downstream of the inlet and communicating with the suction tube and an air compressor connected to the compressed air supply tube for supplying compressed air to the compressed air supply tube. Vacuum is produced in the inside space of the rotary drum filter by supplying compressed air from the air compressor to the suction tube through the compressed air supply tube. A filtered liquid receiving container is provided to collect filtered liquid and the outlet of the suction tube is disposed in the filtered liquid receiving container in such a manner that filtered liquid is jetted out of the outlet of the suction tube and is struck against a side wall of the filtered liquid receiving container or against surface of liquid stored in the container.
REFERENCES:
patent: 3528551 (1970-09-01), Herubel
patent: 3682310 (1972-08-01), Valdespino
patent: 4287063 (1981-09-01), Stenzel
patent: 4707260 (1987-11-01), Nagayama
patent: 5618424 (1997-04-01), Nagaoka
patent: 5622625 (1997-04-01), Nagaoka
patent: 5624239 (1997-04-01), Osika
Leal Arthur
Nagaoka Tadayoshi
Lithgow Thomas M.
Nagaoka USA Corporation
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