铅锑冶炼
Lead and antimony smelting
铅锌联合冶炼
lead and zinc smelting complex
铅锌冶炼企业
lead-zinc smelting enterprises
铅锌冶炼烟气
flue gas of lead-zinc smelting
SKS炼铅法
SKS lead smelting process
贝特炼铅法
Bett lead-refining process
电炉炼铅
electric furnace lead smelting
富氧顶吹炼铅
lead smelting by oxygen-rich top blowing
鼓风炉炼铅
lead smelting by blast furnace
lead smelting in blast furnace