Ion-selective water filter
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United States of America Patent
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-
Dec 8, 1987
Grant Date -
N/A
app pub date -
Jan 20, 1987
filing date -
Jan 20, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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