Ground- and wastewater purification
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United States of America Patent
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-
Jul 27, 1993
Grant Date -
N/A
app pub date -
Aug 5, 1991
filing date -
Aug 8, 1990
priority date (Note) -
Expired
status (Latency Note)
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Abstract
There is disclosed a process for purifying ground- and wastewaters, which comprises subjecting said waters to a membrane separation process between a biological treatment step and adsorption on activated carbon.
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