THE SEPARATION CRITERION OF IMPURITIES IN CRUDE METALS BY VACUUM DISTILLATION
(1.Institute of Chemical Metallurgy; Chinese Academy of Sciences; Beijing 100080
2.Kunming Institute of Technology; Kunming)
2.Kunming Institute of Technology; Kunming)
Abstract: Separation criteria of impurities by vacuum distillation in crude metals were analysed. The separation coefficient, which was deduced from the gas-liquid equilibrium theory, was proved to be the perfect one.
Key words: separation criterion impurities crude metals vacuum distillation