MULTI-LAYER FILTER MATERIAL AND FILTER ELEMENT PRODUCED THEREFROM
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United States of America Patent
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Issued Date -
Jul 17, 2014
app pub date -
Feb 9, 2012
filing date -
Aug 26, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a multi-layer cleanable filter material for gas and liquid filtration, said filter material comprising a filter layer and a substrate layer that follows the filter layer in the flow direction, wherein the filter layer is substantially dendrite-free and consists of a melt-blown fleece made of elastic polymer fibres that has a breaking elongation of at least 100%.
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