我国重晶石选矿与提纯研究现状及展望  

Present Situation and Outlook of Barite Flotation and Purification in China

作　　者：陈思雨 刘四清[1,2] 陈章鸿 CHEN Siyu;LIU Siqing;CHEN Zhanghong(Faculty of Land Resources Engineering, Kunming University of Science and Technology, Kunming 650093, Yunnan, China;State Key Laboratory of Clean Utilization of Complex Nonferrous Metal Resources, Kunming 650093, Yunnan, China)

机构地区：[1]昆明理工大学国土资源工程学院,云南昆明650093 [2]复杂有色金属资源清洁利用国家重点实验室,云南昆明650093

出　　处：《矿产保护与利用》2020年第6期33-40,共8页Conservation and Utilization of Mineral Resources

基　　金：国家自然科学基金项目(51964028、51764024)。

摘　　要：重晶石是一种重要的战略性非金属矿产,我国重晶石资源丰富,储量、产量和出口量均居世界首位,但出口价格偏低的局面长期存在。基于现阶段重晶石矿的特点,介绍了国内重晶石矿的不同选矿方法,评述了重晶石矿浮选过程中捕收剂和抑制剂的种类、特点及应用现状,并对影响浮选精矿质量的因素进行了分析;论述了重晶石化学提纯增白的方法,指出制备高纯度和高白度的重晶石、提高产品附加值将是实现资源高效利用的重要途径之一。Barite is an important strategic non-metallic mineral.China has rich barite resources.Its reserves,output and export volume rank first in the world.However the situation of low export price has existed for a long time.Based on the characteristics of barite ore at the present stage,this paper introduces the different dressing methods of barite ore in China.The types,characteristics and application status of collectors and inhibitors in the process of barite flotation were reviewed.The factors affecting the quality of the flotation concentrate were analyzed.The methods of chemical purification and whitening of barite were discussed.It is pointed out that the preparation of barite with high purity and whiteness and the increase of product added value will be one of the important ways to realize the efficient utilization of resources.

关 键 词：重晶石 选矿 浮选 捕收剂 抑制剂 提纯 增白 

分 类 号：TD975.1[矿业工程—选矿]