The existing process scheme to treat nitric acid tail gas from the washing stage of acrylon filature components in Acrylon Chemical Plant of Fushun Petrochemical Company was analyzed.

• 分析了抚顺石化公司腈纶化工厂腈纶纺丝组件清洗工序原有的硝酸尾气治理工艺方案,认为存在着较严重的硝酸损失及废气污染问题。