FIELD: sorption treatment of sewage. SUBSTANCE: method involves using the high-basicity anionite in a mixed carbonate-bicarbonate form. When using said anionite in the HCO3-CO3 form the content of nitrate ions in filtrate is not over 1-2 mg/l. The water filtering rate is not under 30 m/h. EFFECT: higher efficiency. 2 dwg
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Authors
Dates
1995-08-09—Published
1993-05-19—Filed