The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.
研究了高温还原焙烧、硫酸浸取提取硫铁矿烧渣中的铁。
Study is made on the process for recovering ni and co from the ni and co containing solution prepared from low grade manganese oxide ore by reductive roasting and sulfuric acid leaching.
研究了从低品位氧化锰矿经还原焙烧、硫酸浸出得到的含钴镍原料液中回收钴镍的工艺。
The roasting and leaching behavior of spodumene in sulphuric acid process was investigated.
采用硫酸法对锂辉石焙烧浸出工艺进行了研究。
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