This work introduces four process for densesodaash production by extruding process currently used in China and foreign countries and the technology comparison.
介绍当今国外挤压法生产重质纯碱的四种工艺流程，并对其中两类流程加以技术经济分析和评价。
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The influence of drying condition of monohydrate sodium carbonate on the whiteness of densesodaash is discussed in this paper.