研究了用针铁矿法从铬铁合金硫酸浸出溶液中除铁并回收铬。
Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.
该法采用硫酸高铁溶液淋滤熟化矿石，完成了薄层浸出法所不能完成的残余浸出反应。
The ferric sulphate solution was used for trickling the acid-cured uranium ore and the residual leaching reaction incomplete in TLL process can be improved in this process.
介绍了硫酸铵氨络合浸出法直接由矿物原料制取等级氧化锌新工艺。
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.
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