Method for treating aqueous solutions with weakly acidic cation

Details Method for treating aqueous solutions with weakly acidic cation Method for treating aqueous solutions with weakly acidic cation

1983-12-13

1985-10-22

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210681, 210777, B01J 4704

Patent

active

045487170

ABSTRACT:
A method for treating aqueous solutions by ion exchange uses a weakly acidic cation exchange resin and a strongly basic anion exchange resin to remove ammonia and other volatile amines along with corrosion products and metal ion leakage from a solution while substantially reducing the quantity of acid required to regenerate the cation exchange resin.

REFERENCES:
patent: 3475330 (1969-10-01), Gilles
patent: 3527718 (1970-09-01), Coburn
patent: 3779386 (1973-12-01), Ryan
patent: 3985648 (1976-10-01), Casolo

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