Pleated hybrid air filter
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United States of America Patent
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N/A
Issued Date -
Aug 2, 2007
app pub date -
Feb 1, 2006
filing date -
Feb 1, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An air filter may include a synthetic foam filter region, and a natural fiber filter media region, having pileous, absorbent, wickable natural fibers. The foam filter region and the natural fiber filter region are supported between pleated influent and effluent mesh layers. Alternatively, a synthetic fiber filter media region having absorbent spunbond polyester filters may also be included. Oil may also be disposed in one of more of the filter media reqions. Fiber regions may also have layers disposed in gradient density arrangement.
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