膜法除硝工艺简述及冷冻提硝单元改造  

Introduction to membrane process for sulfate removal and improvement on freeze unit for sodium sulfate extraction

作　　者：张天国[1] 杨玲玲[1] 马新力[1] 

机构地区：[1]新疆华泰重化工有限责任公司,新疆乌鲁木齐830019

出　　处：《氯碱工业》2015年第6期10-12,33,共4页Chlor-Alkali Industry

摘　　要：介绍了新疆中泰化学(集团)股份有限公司50万t/a离子膜法烧碱配套膜法除硝工艺,总结了冷冻提硝单元改造情况。The membrane process for sulfate removal, which was adopted by Xinjiang Zhongtai Chemical （Group） Co., Ltd. to support a 500-kt/a membrane-process caustic soda project, was introduced. Improvements on freeze unit for sodium sulfate extraction were summarized.

关 键 词：盐水精制 膜法除硝 冷冻提硝 工艺改造 

分 类 号：TQ114.261[化学工程—无机化工]