Filter

Details Filter Filter

1973-12-18

1976-01-27

Spear, Jr., Frank A.

Liquid purification or separation

Electrical insulating or electricity discharging

210332, 210344, 210347, 210415, B01D 2300, B01D 2324, B01D 2900

Patent

active

039351076

ABSTRACT:
A filter characterized in that a plurality of screen plates each having a penetration hole at its central portion are disposed inside of a filter box in a stacked form with a distance between each other in such a manner that the penetration holes are aligned up-and down-wards. The raw liquid to be filtered is fed through said penetration holes and the filtrate is collected at plurality of portions disposed at a nearly equal intervals in the peripheral part of said screen plates.

REFERENCES:
patent: 1229839 (1917-06-01), Wedge
patent: 2946447 (1960-07-01), Welz
patent: 3240344 (1966-03-01), Hoelscher
patent: 3252885 (1966-05-01), Griswold
patent: 3297163 (1967-01-01), Landon
patent: 3356219 (1967-12-01), Muller
patent: 3513090 (1970-05-01), Migule et al.

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