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亚熔盐法高铬钒渣钒铬高效同步提取工艺研究
潘自维; 郑诗礼; 王中行; 王少娜; 杜浩; 张懿
2013
Conference Name第二届钒产业先进技术交流会
Source Publication第二届钒产业先进技术交流会论文集
Conference Date2013-08-26
Conference Place中国云南昆明
Funding Organization中国矿业大学(北京);中国科学院过程工程研究所;
Abstract通过对高铬型钒渣物相的分析,采用NaOH亚熔盐液相氧化法提取高铬钒渣中的钒铬,以期实现钒铬的高效低成本低温同步提取。系统考察了NaOH亚熔盐体系反应温度、碱矿质量比、搅拌桨转速等工艺参数对钒渣分解过程的影响,获得了最优工艺参数:温度220℃,NaOH浓度85%,碱矿比10:1,搅拌转速950 r/min,常压通氧气流量1 L/min,反应时间6 h,钒、铬的浸出率分别达到95%和90%以上,实现了高铬钒渣中钒铬共提,为高铬型钒渣中钒铬的同步提取提供了方法,实现了钒渣的综合利用。
Keyword高铬钒渣 亚熔盐 液相氧化 钒铬共提
Document Type会议论文
Identifierhttp://ir.ipe.ac.cn/handle/122111/15495
Collection研究所(批量导入)
Recommended Citation
GB/T 7714
潘自维,郑诗礼,王中行,等. 亚熔盐法高铬钒渣钒铬高效同步提取工艺研究[C],2013.
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