Method for treating aqueous mediums

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Sulfur or sulfur containing component

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Details

210 58, C01B 1700, B01D 500, C02B 120

Patent

active

041361520

ABSTRACT:
A method is disclosed for treating an aqueous medium containing magnesium sulfite tri-hydrate under precipitating conditions comprising adding in combination to the aqueous medium an effective amount for the purpose of an oligomer and a sulfur-containing lignin.

REFERENCES:
patent: 2505457 (1950-04-01), Bird
patent: 3653823 (1972-04-01), Shah
patent: 3766077 (1973-10-01), Hwa et al.
patent: 3849328 (1974-11-01), Schievelbein et al.
patent: 3965028 (1976-06-01), O'Brien et al.
The Condensed Chemical Dictionary, 6th Ed., 1962, p. 666.

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