• 介绍硫酸铵络合出法直接矿物原料制取等级氧化锌工艺

    Direct preparation of grade zinc oxide from zinc oxide ores or zinc bearing materials by using ammonium sulfate and ammonia leaching process has been described.

    youdao

  • 介绍回收试验研究情况,采用硫酸出-处理银渣,工艺简单合理,技术指标高,有一定的推广价值

    It describes the test and research on recovering silver from silver bearing residue by using sulfuric acid leaching ammonia leaching process, which is simple and worthy of promotion.

    youdao

  • 介绍回收试验研究情况,采用硫酸出-处理银渣,工艺简单合理,技术指标高,有一定的推广价值

    It describes the test and research on recovering silver from silver bearing residue by using sulfuric acid leaching ammonia leaching process, which is simple and worthy of promotion.

    youdao

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