Regeneration of cation ion-exchange polishers

Liquid purification or separation – Processes – Ion exchange or selective sorption

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210687, B01J 4900, C02F 142

Patent

active

042984777

ABSTRACT:
High-pressure boiler feedwater is polished and softened with a cation ion-exchange resin, and the resin is regenerated with a readily ionizable salt of an amine-type corrosion inhibitor.

REFERENCES:
patent: 3392111 (1968-07-01), Naprice
patent: 3414507 (1968-12-01), Calmon
patent: 3454503 (1969-07-01), Blankenhorn
patent: 3755393 (1973-08-01), Kniese
patent: 3887498 (1975-06-01), Kuhajek
patent: 3939071 (1976-02-01), Katzakian

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