Method for overwelding filter cassettes and devices produced therefrom
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United States of America Patent
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Jun 11, 2002
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N/A
app pub date -
Aug 28, 2000
filing date -
Sep 29, 1999
priority date (Note) -
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Abstract
The present invention provides a filter cartridge or filter unit (11) produced by a thermoplastic overmolding process that allows for using a single mold for overmolding a variety of different sized filter elements (12) or membranes and a method for sealing or hermetically sealing Said filter element (12) in said filter unit (11) or cartridge. The proposed method produces a more robust filter unit (11) or cartridge than those provided by the prior art.
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