某复杂低品位白钨萤石资源综合回收试验研究  

Experimental Study on Comprehensive Recovery of a Complex Low-grade Scheelite Fluorite Resources

作　　者：刘铭[1] 阳华玲[1] 王长福[1] 冯章标 朱超英[1] LIU Ming;YANG Hualing;WANG Changfu;FENG Zhangbiao;ZHU Chaoying(ChangSha Mining and Metallurgy Research Institute Co.,Ltd.,,Changsha 410012,China)

机构地区：[1]长沙矿冶研究院有限责任公司,湖南长沙410012

出　　处：《湖南有色金属》2023年第6期12-16,共5页Hunan Nonferrous Metals

摘　　要：以湖南某选厂浮硫尾矿为研究对象,开发出“钨萤石同步浮选-钨加温精选-钨精选尾矿回收萤石”新工艺,全流程闭路试验可获得产率0.57%、WO_(3)品位65.21%、回收率80.80%的钨精矿和产率2.98%、CaF_(2)品位91.45%、回收率45.27%的萤石精矿,实现了钨萤石资源高效综合回收。Taking the floating sulfur tailings of a scheungite fluorite mine in Hunan as the research object,a new process of"synchronous flotation of tungsten fluorite-tungsten heating and refining-tungsten refining tailings to recover fluorite"has been developed.The closed-circuit test of the whole process results in a yield of 0.57%.Tungsten concentrate with WO_(3)grade of 65.21%and tungsten recovery of 80.80%and fluorite concentrate with yield of 2.98%and CaF_(2)grade of 91.45%and fluorite recovery of 45.27%,which realizes efficient comprehensive recovery of tungsten-fluorite resources.

关 键 词：白钨矿 伴生萤石 浮选 捕收剂 

分 类 号：TD923[矿业工程—选矿]