RIDGID POROUS PLASTIC FILTERS INCORPORATING EXPANDED PTFE MEMBRANE
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United States of America Patent
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Issued Date -
Jul 2, 2015
app pub date -
Dec 31, 2013
filing date -
Dec 31, 2013
priority date (Note) -
Abandoned
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Abstract
A rigid filter for filtering particulate from a flowing fluid. The rigid filter includes a layer of rigid sintered polymer having a plurality of pores. The layer of rigid sintered polymer blocks particles within the fluid during the flow of the fluid through the filter. The rigid filter includes a layer of microporous membrane having a plurality of pores and secured to the layer of rigid sintered polymer. The layer of microporous membrane blocks particles within the fluid during the flow of the fluid through the filter.
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