Paper gauze filter module and paper gauze filter module wall of a plurality of such paper gauze filter modules

摘要

A paper gauze filter module (10) having an outer frame (12) and a three-dimensionally arranged filter and spacers (16) disposed between individual sections of the filter for spacing between facing sides of the filter, characterized in that the three-dimensionally arranged filter comprises a paper gauze filter (14 ), which is in the frame (12) in the form of a multi-folded Papiergelegefilterbahn with spaced between individual web sections spacers (16) is mounted, wherein the Papiergelege comprises a plurality of superposed paper webs, wherein in the individual paper webs each different sized openings are formed in that each paper web is slit at regular intervals and the length of the slots (34) differs from layer (32) to layer (32), each paper web being stretched transversely of the inserted slots (34).