Filter cartridge with a sieve in an outlet aperture

Details Filter cartridge with a sieve in an outlet aperture Filter cartridge with a sieve in an outlet aperture

1997-08-07

2000-08-08

Cintins, Ivars

Liquid purification or separation

Particulate material type separator, e.g., ion exchange or...

With spaced non-particulate separating means

210282, 210291, B01D 2708

Patent

active

060997281

ABSTRACT:
A filter cartridge which can be filled with granular filter material, approximately in the shape of a cup open at the top which can be closed with a lid. This filter cartridge has a base (1) with at least one outlet aperture (2), has a sieve means (12) and side walls (3) and is for filtering liquids, in particular water. In order that even small granulate particles of, for example, .ltoreq.200 .mu.m wide cannot pass through the outlet apertures (2) in the base (1), and nevertheless good through flow of the liquid to be purified is ensured, it is provided according to the invention that 1-64 outlet apertures (2) are provided, each with a fabric insert (12) with plastics frames (11), with a pore size in the fabric of 50 .mu.m to 300 .mu.m, preferably 80 to 200 .mu.m.

REFERENCES:
patent: 2630227 (1953-03-01), Rodwell
patent: 4969996 (1990-11-01), Hankammer
patent: 5002665 (1991-03-01), Brueggemann
patent: 5049272 (1991-09-01), Nieweg
patent: 5071551 (1991-12-01), Muramatsu et al.

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