碳酸盐型盐湖含钾卤水制取硫酸钾工艺研究  

Experimental study on process of extracting potassium sulfate from potassium bearing brine in carbonate-type salt lake

作　　者：李昱昀[1] 汤建良[1] 高文远[1] 夏适[1] 杨三妹[1] 

机构地区：[1]化工部长沙设计研究院,湖南省钾及伴生物工程研究中心,湖南长沙410116

出　　处：《化工矿物与加工》2013年第8期4-5,10,共3页Industrial Minerals & Processing

摘　　要：试验以碳酸盐型盐湖含钾卤水滩晒浮选得到的钾混盐精矿为研究对象,研究了合成转化硫酸钾工艺的控制条件和物料配比情况,所得产品品质良好,达到《农业用硫酸钾》(GB20406-2006)合格品标准,为碳酸盐型盐湖资源开发硫酸钾产品提供了经济可行的工艺路线和技术参考。Taking potassium mixed salt solar flotation concentrates from the carbonate-type salt lake brine containing potassium as research object,control conditions and material ratio of synthesis and transformation to K2SO4were researched.The Research results indicated that the products with good quality are produced in compliance with Qualified Products Standard for Potassium Sulfate for Agricultural Use(GB20406-2006),providing an economically viable process route and technical reference for the carbonated salt lake resources to develop potassium sulfate products.

关 键 词：碳酸盐型 硫酸钾 合成 转化 

分 类 号：TD971[矿业工程—选矿]