高砷高硫金精矿提金工艺研究

摘要

研究了一种高砷高硫金精矿两段焙烧和常压催化氧化预处理联合工艺提取金的新工艺,该工艺具有投资少,原料适应性强,生产成本低,操作简单,金回收率高等特点,可使资源得到充分利用,效益显著.%A combined technological flowsheet of two - stage roasting and atmospheric catalytic oxidation for gold extraction from the gold concentrate of high - arsenic and high - sulphur was presented. The process has the characteristics of little investment, adaptable raw materials, low production costs, simple operation and high gold recovery.This can make resources fully be utilized and the economical benefit is remarkable.