中国有色金属学报(英文版)
Transactions of Nonferrous Metals Society of China
| Vol. 5 No. 2 June 1995 |
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）
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
