FIELD: sewage treatment. SUBSTANCE: sewage is treated by continuous mixing with alumosilicate solution having a molar relation of Al2:SiO2 ranging from 1: 2 to 3: 10. The reagent may also be constituted by a solution of nepheline in 1-12% sulfuric acid or by a nepheline solution in acidic sewage with pH 2. EFFECT: higher efficiency. 3 cl, 5 tbl
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