B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 27/02 (2006.01) B01D 39/16 (2006.01) C02F 1/00 (2006.01) C02F 1/28 (2006.01) C02F 1/50 (2006.01)
Patent
CA 2211221
A filter means is described for liquids with a filter cup (2) filled with filter material (1), the base (3) of which has at least one sieve-like outlet aperture (4) for the liquid, and with a lid (7) which is provided with at least one sieve-like inlet aperture (13) for the liquid, and is joined in a liquid-tight manner to the filter cup (2). In order to provide improvements and measures to the extent that even small granulate particles of, for example ~ 200 µm wide, cannot pass through the apertures in the lid, it is provided in accordance with the invention that between the filter cup (2) and the lid (7) there is arranged a fabric insert (9) which is provided with at least one fabric piece (19) projecting into the filter cup (2).
Cette invention concerne un moyen de filtration de liquides comportant une cuve (2) remplie de matériau filtrant (1) dont la base (3) présente au moins une ouverture à crépine (4) pour l'évacuation du liquide et un couvercle (7) comportant au moins une ouverture d'admission à crépine (13) et assemblé à la cuve (2) de façon étanche. Pour améliorer l'efficacité du filtre au point de pouvoir retenir à l'entrée des microparticules mesurant ~ 200 µm de largeur , il est prévu de placer entre la cuve (2) et le couvercle (7) un insert (9) comportant au moins une pièce de tissu (19) pénétrant dans la cuve (2).
Brita Wasser-Filter-Systeme Gmbh
Riches Mckenzie & Herbert Llp
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