Recovery of cr.sub.2o.sub.3 from a chromium bearing solution
Номер патента: CA1119383A
Опубликовано: 09-03-1982
Автор(ы): Joseph S. Fox, Oreste J. Malacarne, Tadashi J. Kagetsu, William B. De Atley
Принадлежит: Union Carbide Corp
Опубликовано: 09-03-1982
Автор(ы): Joseph S. Fox, Oreste J. Malacarne, Tadashi J. Kagetsu, William B. De Atley
Принадлежит: Union Carbide Corp
Реферат: 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
Recovery of Cr2 O3 from a chromium bearing solution
Номер патента: US4230677A. Автор: Joseph S. Fox,Tadashi J. Kagetsu,William B. De Atley,Oreste J. Malacarne. Владелец: Union Carbide Corp. Дата публикации: 1980-10-28.