FILTER MATERIAL
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United States of America Patent
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Issued Date -
Mar 26, 2009
app pub date -
Jun 27, 2006
filing date -
Jun 27, 2005
priority date (Note) -
Abandoned
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Abstract
A filter material fabricated by mixing 10 to 30% by mass of first fibers having a fiber diameter of 10 to 40 μm, 40 to 80% by mass of second fibers obtained by crimping natural fibers having a fiber diameter of 10 to 40 μm, and 10 to 30% by mass of third fibers having a fiber diameter of 5 to 10 μm. The filter material has low pressure loss a high dust holding amount, and high dust filtration efficiency.
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