发明申请
US20160250573A1 MULTI-LAYERED COMPOSITE FILTER MEDIA AND PLEATED FILTER ELEMENT CONSTRUCTED THEREFROM 审中-公开
多层复合过滤介质和PLETED FILTER ELEMENT COMPACTTED THEREFROM

MULTI-LAYERED COMPOSITE FILTER MEDIA AND PLEATED FILTER ELEMENT CONSTRUCTED THEREFROM
摘要:
A multi-layered pleated filter element for filtering drinking water is disclosed which includes at least one upstream glass fiber layer for pre-filtration, a nanofiber membrane layer for bacteria retention, and at least one downstream positively charged microporous membrane layer for virus retention.
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