FLAT FILTER ELEMENT AND FILTER MODULE COMPOSED OF FILTER ELEMENTS
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United States of America Patent
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Issued Date -
Apr 25, 2002
app pub date -
Aug 3, 1999
filing date -
Feb 15, 1997
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a flat filter element and a filter module composed of said filter elements, which are easy to handle and enable easy disposal when dealing with large filtering surfaces. The filter element consists of at least one inner structure (17) formed by openings (20a-f, 21a, b, 30a-g, 31a, b), wherein the defining surface of the openings (20, 21a, b, 30a, b, 31a, b) formed by the depth filter material (12) constitutes a through-flow surface (11a, b) which is substantially perpendicular to the filter element plane.
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