B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 33/50 (2006.01) B01D 29/11 (2006.01) B01D 33/11 (2006.01) B01D 35/12 (2006.01)
Patent
CA 2234898
The present invention relates to a filter unit (10), comprising a housing (12) having an inlet (14) and outlet (16) for fluid containing solid contaminants and a back-flush inlet (18) and back-flush outlet (20) for cleansing fluid. This housing (12) contains a substantially cylindrical filter element (22) which is coincident with housing (12). The filter element (22) has disposed within it a conduit (24), coincident with the filter element (22). the conduit (24) also has disposed along its surface cleansing members (28), which extend from the conduit (24) to the filter element (22) to allow the cleansing fluid to flow through the members (28) and into the conduit (24) and to the back- flush inlet (18).
La présente invention concerne une unité de filtrage (10) qui comprend un logement (12) ayant une entrée (14) et une sortie (16) pour un fluide contenant des polluants solides, ainsi qu'une entrée (18) et une sortie (20) de rinçage destinées à un fluide d'épuration. Ce logement (12) contient un élément filtrant (22) sensiblement cylindrique qui coïncide avec ledit logement (12) et à l'intérieur duquel se trouve un conduit (24) qui coïncide avec ledit élément filtrant (22). Ce conduit (24) comporte aussi, le long de sa surface, des éléments d'épuration (28) qui vont du conduit (24) à l'élément filtrant (22) afin de permettre au fluide d'épuration de passer à travers les éléments (28) pour parvenir dans le conduit (24) et arriver à l'entrée de rinçage (18).
Blake Cassels & Graydon Llp
The Boc Group Inc.
LandOfFree
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