毛皮加工废水处理工艺剖析

制革废水属于高浓度有机废水之一，其处理难度较大。本废水处理工艺采用二级VTBR生化塔接触氧化工艺处理制革废水，具有投资少、占地面积小、运行费用低、处理效果好、抗水质变化冲击能力强、操作简便等特点。废水经过处理后完全达到DB21-60-89一级排放标准，为制革废水的治理提供了一条有效途径。

Analysis of Treatment Process of Wastewater in Fur Making

The tannery wastewater is one of the organic wastewater of high concentration and the treatment is difficult.The title process involves the wastewater treatment facilities as the use of two-tower VTBR contact oxidation process of biochemical treatment of tannery wastewater.It has many advantages such as the lower investment,limited covering area,lower operation costs,effective treatment,better anti-change impact on water quality,easy operation and so on.After the treatment,the wastewater passed the drainage...