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一种铜硫尾矿中硫、铁资源回收处理工艺
晏波; 陈涛; 肖贤明; 雷畅
2013-03-05
Country中国
Patent NumberZL201310069322.7
Rights Holder中国科学院广州地球化学研究所
Contribution Rank1
Abstract本发明提供一种铜硫尾矿中硫、铁资源回收处理工艺,属于矿山固体废物资源化领域。其特征在于首先使用浮选法回收尾矿中的硫化矿,使尾矿中的硫和铁富集到硫化矿粗矿中,有效硫的回收率达到95%。然后以焙烧法处理硫化矿,从烟气中回收SO2,烟气的SO2的浓度达到3%~5%,经除尘后经催化处理制备硫酸,尾气以氨法脱硫,并制得硫酸铵产品,制硫酸SO2回收率达到95%。焙烧渣经破碎后以湿式圆筒磁选机回收磁铁矿,铁的回收率达到85%。本发明通过分选富集-焙烧回收了尾矿中的硫和铁资源,消除了硫化矿尾矿引起的环境污染,实现了较高的经济效益和环境效益。
Date Available2014-09-10
Language中文
Application NumberCN201310069322.7
Open (Notice) NumberCN104028367A
Document Type专利
Identifierhttp://ir.gig.ac.cn/handle/344008/35863
Collection专利
Recommended Citation
GB/T 7714
晏波,陈涛,肖贤明,等. 一种铜硫尾矿中硫、铁资源回收处理工艺. ZL201310069322.7[P]. 2013-03-05.
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