Decolorization of calcium bromide brines

Details Decolorization of calcium bromide brines Decolorization of calcium bromide brines

1983-04-25

1985-10-29

Therkorn, Ernest G.

Compositions

Leather or fur treating

252 85B, 210719, 210757, 210917, 75109, 423143, C09K 700

Patent

active

045499730

ABSTRACT:
A process for removing or decreasing the amount of color in a solution such as an oil well brine by adding hydroxylamine or hydrazine. The hydroxylamine or hydrazine may be added in any form such as the pure compound, a salt, the hydrate or the like.

REFERENCES:
patent: 3431068 (1969-03-01), Burk
patent: 3541173 (1970-11-01), Solomon
patent: 3791866 (1974-02-01), Kunin
patent: 3847598 (1974-11-01), Coulter
patent: 3857704 (1974-12-01), Coulter
patent: 4083942 (1978-04-01), Sanders
patent: 4087359 (1978-05-01), Patron
patent: 4248850 (1981-02-01), Keblys
patent: 4287072 (1981-09-01), Beecher
patent: 4397720 (1983-08-01), Moore
Hawley, The Condensed Chemical Dictionary, Van Nostrand, N.Y., 1971, pp. 459-460.

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