Filtering lid with separate inlet and outlet compartments

Details Filtering lid with separate inlet and outlet compartments Filtering lid with separate inlet and outlet compartments

1989-08-28

1991-03-12

Fisher, Richard V.

Liquid purification or separation

Portable receptacle with hood or closure

210266, 210282, 210501, 210503, 210504, 210474, B01D 2422

Patent

active

049991094

ABSTRACT:
A portable water filtering apparatus having a lid secureable to conventional plastic drinking cups, with a filtering element disposed with the lid. The apparatus includes inlet and outlet spouts, and may also include a drinking cup secured thereto, so that contaminated water is filtered once upon being poured through the inlet means into the cup, and filtered a second time upon being poured out of the cup through the outlet. The filtering element includes four layers of filtering material for removing particulate matter, bacteria, and unpleasant odor and taste from contaminated water.

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