Method for removing chromium ions from aqueous solutions of orga

Details Method for removing chromium ions from aqueous solutions of orga Method for removing chromium ions from aqueous solutions of orga

1979-04-18

1981-05-26

Cintins, Ivars C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

423 54, 562606, 562608, 526609, 210688, B01D 1504

Patent

active

042697050

ABSTRACT:
A method of removing chromium ion from an aqueous solution of an organic acid of an acid concentration of up to 95% which comprises treating the solution with a cation exchange resin at a temperature higher than 55.degree. C.

REFERENCES:
patent: 3681210 (1972-08-01), Zievers et al.
patent: 3819799 (1974-06-01), Matschke et al.
patent: 3972810 (1976-08-01), Chopra

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