Multiple-disc-filters

Details Multiple-disc-filters Multiple-disc-filters

1987-12-31

1989-07-04

Therkorn, Ernest G.

Liquid purification or separation

Filter

Within flow line or flow line connected close casing

210446, 210488, B01D 2946

Patent

active

048448060

ABSTRACT:
Disclosed are a plurality of cooperating filter discs defining a plurality of paired cooperating filter surfaces, including a first surface having a large surface area and a second surface contacting only a portion of the large surface area of the first and leaving a portion of the large surface area or the upstream side of the stack not contacted thereby, at least one of said first and second surfaces being formed with grooves at the areas at which the first and second surfaces contact to allow for the accumulation of particles.

REFERENCES:
patent: 2455486 (1948-12-01), Hicks
patent: 2495095 (1950-01-01), Ewbank
patent: 2519506 (1950-08-01), Russell
patent: 2702637 (1955-02-01), Shephard
patent: 2847126 (1958-08-01), Goodman
patent: 3195730 (1965-07-01), Muller
patent: 3647084 (1972-03-01), Martin
patent: 3648843 (1972-03-01), Pearson
patent: 4115274 (1978-09-01), Boddeker
patent: 4156651 (1959-05-01), Mehoudar
patent: 4267045 (1981-05-01), Hoof
patent: 4410430 (1983-10-01), Hagler
patent: 4744901 (1988-05-01), Drori

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