移动床生物滤池对炼化污水COD的去除研究

张超

Study on the removal of COD from refinery wastewater by moving bed biological filter

Chao ZHANG

图4 第2阶段移动床生物滤池及石化污水处理场BAF的出水COD

Fig. 4 Effluent COD in moving bed biofilter and BAF of petrochemical wastewater treatment plant at stage 2