Filter and forming system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Aug 21, 2007
Grant Date -
Oct 13, 2005
app pub date -
Jun 7, 2005
filing date -
May 18, 2000
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A filter includes first and second sheets of filter media, the second sheet being pleated and forming with the first sheet a plurality of axially extending flow channels having lateral cross-sectional shapes with two adjacent included angles each greater than 45.degree. and less than 75.degree.. Forming apparatus and methods are provided.
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