speiss

speiss

1. speiss cobalt

不纯的砷钴矿 砷钴矿

2. Sulfide ores with BaSO4 as the main gangue , two kinds of slags , speiss and As-Cu alloy have been identified.

在还原熔炼中添加了砷矿物，冶炼的最终产品是砷铜合金，还原熔炼产生的砷冰铜（黄渣）等副产品中的铜通过返料操作在冰铜熔炼工序得以回收。

3. Keywords Nulasai;sulfide ores;matte;slag;speiss;arsenic copper;Eastern Zhou;

奴拉赛;硫化矿;冰铜;砷冰铜;砷铜;炉渣;东周;

4. Keywords Nulasai;sulfide ores;matte;slag;speiss;arsenic copper;ancient;

奴拉赛;硫化矿;冰铜;砷冰铜;砷铜;炉渣;古代;