Water treatment method

Details Water treatment method Water treatment method

1990-02-02

1991-04-30

Hruskoci, Peter

Liquid purification or separation

Processes

Ion exchange or selective sorption

210688, 210719, 210721, 210912, C02F 128

Patent

active

050116100

ABSTRACT:
A method for reducing the concentration of any undesirable metals dissolved in contaminated water, such as waste water. The method involves uniformly reacting the contaminated water with an excess amount of solid particulate calcium sulfite to insolubilize the undesirable metal ions, followed by removal thereof and of the unreacted calcium sulfite.

REFERENCES:
patent: 2041584 (1936-05-01), Adler
patent: 4329224 (1982-05-01), Kim
patent: 4537686 (1985-08-01), Borbely et al.
patent: 4615873 (1986-10-01), Devuyst et al.
E. Devuyst et al., "An Oxidant of Unexpected Utility", Chemtech, pp. 426-427, Jul. 1979.
G. Silver's Letter in Chemtech, Sep. 1986, pp. 517.
G. Silver, "Continuous Removal of Radioactive Cobalt From Water", Journal of Radioalytical Nuclear Chemistry, Letters 119/2, pp. 77-80, Jun. 20, 1987.

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