Process for purifying impotable water with hypochlorous acid

Details Process for purifying impotable water with hypochlorous acid Process for purifying impotable water with hypochlorous acid

1990-07-26

1992-06-02

Silverman, Stanley S.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210723, 210725, 210754, 210756, 210758, 210764, 426 66, C02F 176, C02F 178

Patent

active

051184265

ABSTRACT:
A process for sanitizing impotable water the improvement which comprises admixing with the impotable water a solution consisting of hypochlorous acid containing at least 0.5 percent by weight of HOCl and having a pH of less than 3 to prepare potable water having an available chlorine residual.

REFERENCES:
patent: 4147761 (1979-04-01), Wojtowicz et al.
patent: 4176578 (1979-03-01), Brennan et al.
patent: 4504456 (1985-03-01), Yant
patent: 4693832 (1987-09-01), Hurst
G. C. White "The Handbook of Chlorination", 2nd ed. N.Y. Van Nostrand Reinhold, 1986, pp. 37-38, 307-309, 311-316.

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