Ion-selective water filter

Details Ion-selective water filter Ion-selective water filter

1987-01-20

1987-12-08

Cintins, Ivars

Liquid purification or separation

Particulate material type separator, e.g., ion exchange or...

Removable cartridge or hand-manipulated container

210449, 210688, B01D 2702

Patent

active

047117184

ABSTRACT:
A filter is disclosed for treating drinking waters contaminated with lead or, alternately, lead and copper. The filter is made an effective extractor of toxic lead or copper by incorporating a particulate chelating agent having substantial selectivity for lead or lead and copper and having little or no reactivity with all other ions.

REFERENCES:
patent: 3208595 (1965-09-01), Butler
patent: 4096064 (1978-06-01), du Fresne
patent: 4585559 (1986-04-01), De Voe

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