Flame resistant filter apparatus and method
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United States of America Patent
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Mar 21, 2017
Grant Date -
Mar 25, 2010
app pub date -
Sep 23, 2009
filing date -
Sep 24, 2008
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Abstract
A filter assembly includes a filter pad comprising fibers including natural, synthetic and/or hybrid fibers. In particular embodiments, the filter pad comprises wool fibers. The filter assembly also includes a bonding emulsion, wherein the bonding emulsion comprises casein resin. The filter assembly also includes a structural support. In particular embodiments, at least a portion of the fibers are treated with a solution that is fire resistant or fire retardant.
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