Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1985-07-01
1987-05-12
Cintins, Ivars
Liquid purification or separation
Processes
Ion exchange or selective sorption
210674, 521 26, B01J 4900
Patent
active
046648119
ABSTRACT:
A process for removing and preventing iron contamination of water treatment solids which tend to become iron fouled which comprises cyclically treating said water treatment solids with an aqueous solution containing an effective amount of:
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patent: 3262876 (1966-07-01), Hronas et al.
patent: 3262883 (1966-07-01), Fisher
patent: 3887498 (1975-06-01), Kuhajek et al.
Cintins Ivars
Epple Donald G.
Nalco Chemical Company
Premo John G.
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