Trihalomethane precursor removal using ion exchange emulsions

Details Trihalomethane precursor removal using ion exchange emulsions Trihalomethane precursor removal using ion exchange emulsions

1983-11-18

1985-08-27

Cintins, Ivars

Liquid purification or separation

Processes

Ion exchange or selective sorption

210672, 210778, 210908, C02F 142

Patent

active

045376832

ABSTRACT:
To avoid formation of toxic trihalomethanes in drinking waters disinfected with halogens, these waters are treated with fine-particle-size ion exchange resin particles, optionally in the presence of a metal salt coagulant, to remove the trihalomethane precursors prior to halogenation.

REFERENCES:
patent: 4200695 (1980-04-01), Chong et al.
patent: 4385996 (1983-05-01), McCarthy
Mazo, et al., "Sorption of Humic Acids by Ion Exchange Resin Powder", Tr. Voronezh Univ., 1971, (No. 82), pp. 173-175.

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