Method of Regenerating Filter Fabric and Regenerated Filter Fabric
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United States of America Patent
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Issued Date -
Sep 25, 2008
app pub date -
May 24, 2004
filing date -
Oct 10, 2003
priority date (Note) -
Abandoned
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Abstract
A method of regenerating a filter fabric, comprising at least fibrillating a spent filter fabric and converting the fibers resulting from the fibrillation operation into a nonwoven fabric. In this method, a dust removing operation of removing any dust adhering to the fibers resulting from the fibrillation operation may be performed prior to the above mentioned formation of the nonwoven fabric. Further, it is preferred from the viewpoint of efficient regeneration that the fibrillation operation be performed by passage through an auto fibrillation machine.
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