文献类型：专利

英文题名：Preventing acid dew-point corrosion in desulfurizing fume

作者：XIAO W;LI W;FANG Y

机构：[1]UNIV EAST CHINA SCI & TECHNOLOGY

申请号：CN1327870-A

申请日：2001-06-12

公开日：2001-12-26

语种：英文

收录：DERWENT

摘要：NOVELTY - A process for preventing acid dew-point corrosion in desulfurizing fume features that before the fume comes into heat exchanger, ammonia is added to the fume for taking part in reaction with SO2 and water to generate ammonium sulfate, which exists in said fume as fine particles state and may be removed in subsequent desulfurizing procedure.