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Study on K2SO4 Crystallization in Potassium Sulfate Production by Two-Step Conversion of Gypsum
Author(s): 
Pages: 89-93
Year: Issue:  1
Journal: JOURNAL OF CHEMICAL ENGINEERING OF CHINESE UNIVERSITIES

Keyword:  硫酸钾结晶过程石膏两步法;
Abstract: 运用连续流动法,在MSMPR结晶器中系统研究了石膏两步法制硫酸钾第二阶段中停留时间、结晶温度、进料配比及硫酸铵浓度、添加适量NH3对K2SO4结晶过程的影响,确定了适宜的结晶工艺条件;在此条件下,可得到粗大均匀且产品质量达到农用硫酸钾优等品标准的K2SO4结晶;其结果可为石膏两步法制硫酸钾工业化结晶器的设计与放大提供基础数据.
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