Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1996-05-02
1998-11-03
Fortuna, Ana
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210285, 210286, 210473, 210477, 210266, 21032175, B01D 100, B01D 2400
Patent
active
058303600
ABSTRACT:
A gravity fed, pour-through water filtration device includes a chamber housing a spiral filter including a biocidal material and an annular holding chamber. Several porous separator disks, a volume of filtration media, and a cyst membrane are positioned beneath the spiral filter and holding chamber. The device is effective in significantly reducing the number of bacteria, viruses and cysts present in the filtrated water.
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