Process for treating water

Details Process for treating water Process for treating water

2006-08-29

2006-08-29

Hopkins, Robert A. (Department: 1724)

Liquid purification or separation

Processes

Chemical treatment

Reexamination Certificate

active

07097773

ABSTRACT:
This invention provides a process for reducing the concentration of chloramines, chlorine, ammonia, nitrates and nitrites in saline and fresh waters by adding to the water a treating material selected from alkali metal and alkaline earth metal formaldehydesulfoxylates in a dry or solution form.

REFERENCES:
patent: 2013125 (1935-09-01), Binns
patent: 4666610 (1987-05-01), Kuhns
patent: 4786434 (1988-11-01), Gunter
BRUGGOLITE®, Bruggerman Chemical, Sep. 18, 2001, pp. 1-3.
AMQUEL®, How It Works, Novalek, Inc., 1998, pp. 1-2.

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