银锌壳

真空蒸馏铋银锌壳提取粗银粗铋和粗锌

Extraction of crude silver , bismuth & zinc from Bi-Ag-Zn crust by vacuum distillation

真空蒸馏银锌壳时铅锌的蒸发速率

The Evaporation Rates of Lead and Zinc in Vacuum Distillation Ag - Zn - Pb Crust

目前国外银锌壳的真空蒸馏限于蒸馏锌，本文探讨采用真空蒸馏的方法蒸馏锌和铅的可能。

In the traditional vacuum distillation of Pakes ' process of zinc crust , Zinc is distilled only .

和恒温蒸发曲线确定了铋银锌壳在真空中挥发的规律，并在氩气中测定了铋银锌合金熔化温度范围。

And isothermal distillation showed the regularity of vacuum distillation of Bi-Ag-Zn crust . The melting temperature range of Bi-Ag-Zn alloy in argon was determined .

理论上论证了用真空蒸馏法处理多元合金铋银锌壳制取粗银和铋锌合金（或粗铋与粗锌）的可能性，确定了恰当的真空蒸馏条件和冷凝条件。

The feasibility of extraction of crude Ag , crude Bi and crude Zn by vacuum distillation of Bi-Ag-Zn crust was demonstrated theoretically , and the appropriate conditions of vacuum distillation and condensation were determined .