Recovery of cr.sub.2o.sub.3 from a chromium bearing solution

Details Recovery of cr.sub.2o.sub.3 from a chromium bearing solution Recovery of cr.sub.2o.sub.3 from a chromium bearing solution

C - Chemistry, Metallurgy

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C01G 37/033 (2006.01) C01G 37/00 (2006.01) C01G 37/02 (2006.01) C01G 37/14 (2006.01) C09C 1/34 (2006.01) H01M 4/48 (2006.01)

Patent

CA 1119383

9709-1 RECOVERY OF Cr2O3 FROM A CHROMIUM BEARING SOLUTION Abstract of the Disclosure Method for the recovery of high purity Cr2O3 for use as a pigment or metallurgical additive from a Na2CrO4 or Na2Cr2O7 solution by producing (NH4)2CrO4 by solvent extraction, evaporating the aqueous (NH4)2CrO4 and igniting the resulting solids to provide high purity Cr2O3. S P E C I F I C A T I O N

317412

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