10万t/a磷石膏浮选脱硅生产技术  

Production Technology of 100000 t/a Phosphogypsum Flotation Desilication

作　　者：彭操 蔡鸣[2] 叶罕章 万邦隆 李德高 林勇滔 史姗姗 Peng Cao;Cai Ming;Ye Hanzhang;Wan Banglong;Li Degao;Lin Yongtao;Shi Shanshan(R&D Center of Yunnan Yuntianhua Co.,Ltd.,Kunming 650228,China;Yunnan Chemical Research Institute Co.,Ltd.,Kunming 650228,China;Yunnan Sanhuan Zhonghua Fertilizer Co.,Ltd.,Kunming 650228,China)

机构地区：[1]云南云天化股份有限公司研发中心,云南昆明650228 [2]云南省化工研究院有限公司,云南昆明650228 [3]云南三环中化化肥有限公司,云南昆明650228

出　　处：《云南化工》2024年第S01期11-16,共6页Yunnan Chemical Technology

摘　　要：磷石膏综合利用及无害化堆存已成为湿法磷酸加工产业可持续发展的重要因素。如何实现副产磷石膏多元化再利用和安全性处置将决定湿法磷酸生产企业未来的命运。根据云南湿法磷酸加工产业的实际生产情况,采用浮选工艺对磷石膏进行浮选脱硅处理,使其达到并满足建筑材料生产的要求,为磷石膏精制处理,实现再利用奠定良好基础。The comprehensive utilization and harmless storage of phosphogypsum have become important factors for the sustainable development of the wet process phosphoric acid processing industry.How to achieve diversified reuse and safe disposal of by-product phosphogypsum will determine the future fate of wet process phosphoric acid production enterprises.Based on the actual production situation of wet process phosphoric acid processing industry in Yunnan,flotation technology is adopted to treat phosphogypsum with flotation desilication,so as to achieve and meet the high-quality gypsum raw materials required for building material production.It lays a good foundation for the refining and reuse of phosphogypsum.

关 键 词：磷石膏 浮选 浮选柱 捕捉剂 脱硅 

分 类 号：TD953[矿业工程—选矿]