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.
采用硫酸法对锂辉石焙烧浸出工艺进行了研究。
The roasting and leaching behavior of spodumene in sulphuric acid process was investigated.
研究了硫化沉淀法分离ito废靶硫酸浸出液中铟、锡的工艺。
A novel technology of separating indium and tin from sulphuric acid leach solution of ITO waste target by sulphuration precipitation has been developed.
介绍了银渣回收银的试验研究情况，采用硫酸浸出-氨浸法处理银渣，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.
通过试验选择了冷法浸出硫酸锰的合理化工艺条件，该法简便易行，可降低生产成本，提高效率。
The method is simple and easy to carryout. It can lower the cost and increase the efficiency of reaction.
通过试验选择了冷法浸出硫酸锰的合理化工艺条件，该法简便易行，可降低生产成本，提高效率。
The method is simple and easy to carryout. It can lower the cost and increase the efficiency of reaction.
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