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The Process Practice of Leaching Pyrolusite out of Sawdust -sulfuric Acid
Pages: 122-125
Year: Issue:  4
Journal: Journal of Liuzhou Teachers College

Keyword:  软锰矿浸出木屑硫酸;
Abstract: 研究了木屑一硫酸法直接浸出软锰矿的新工艺方法,并对该法的原理和工艺条件进行了较详细的探讨.通过单因素实验找出软锰矿浸出的最佳条件,以推进我国锰矿浸出率的实验研究.通过此次单因素实验我们可以从试验的结果得出:软锰矿中锰的浸出率受到软锰矿与木屑用量之比、软锰矿质量与硫酸体积之比、硫酸浓度、浸出温度及浸出时间等因素的影响.木屑一硫酸法直接浸出软锰矿的方法在较佳的工艺条件下,锰的浸出率可达93%以上.
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