Gas separation – With means securing or retaining separating media – Unit or cohesive sheet-like media in flow line or frame
Patent
1997-10-31
1999-01-26
Bushey, C. Scott
Gas separation
With means securing or retaining separating media
Unit or cohesive sheet-like media in flow line or frame
55511, 55522, 55527, 55DIG35, B01D 4600
Patent
active
058633120
ABSTRACT:
A face mask for covering a wearer's mouth, nose or both, with a single layer non-entraining filter medium which repulses or rejects particulate matter rather than catching or entraining particulate matter.
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