US Patent 6858057 Filter media
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Patent abstract
A filter media comprising a synthetic microfiber polymer fine fiber web wherein the diameter of the fibers is between about 0.8 to about 1.5 microns. The filter media is acceptable for use in ASHRAE applications. Constructions with a low DP backing, support or prefilter layers of coarse fiber provide large area filter webs of high efficiency and a stable and high threshold value of alpha above eleven.
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Patent Inventor Names
David Thomas Healey0
Date of Patent
February 22, 2005
0Patent Application Number
103868870
Date Filed
March 12, 2003
0Patent Primary Examiner
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US Patent 6858057 Filter media
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