摘要
分析了国内外各种污水脱氮工艺，并探讨了大庆石化总厂化纤污水处理设施的工艺改造措施。
In this paper different kinds of technological process for nitrogen removal in wastewater treatment are analysed in all the world. Measures for transforming the sewage treatment facilities are proposed in Chemical Fiber Plant of Daqing Petrochemical Complex.
出处
《石油化工环境保护》
1994年第4期8-12,29,共6页
Environment Protection in Petrochemical Industry
