| 摘要 |
<p>A wastewater treatment apparatus for decolorization and denitrification of wastewater containing a nitrogen-containing dye, which comprises an obligatory anaerobic tank for bringing the wastewater containing a nitrogen-containing dye into contact with sulfate-reducing bacteria under obligatory anaerobic conditions, a nitrification tank for bringing the wastewater into contact with nitrifying bacteria under aerobic conditions and a denitrification tank for bringing the wastewater into contact with the denitrifying bacteria under anaerobic conditions. <IMAGE></p> |
