洗毛污水超滤液的后处理

TREATMENT OF WOOL-SCOURING WASTE FILTRATE

洗毛污水经超滤处理后，其超滤液可以回用洗毛，洗涤效果良好，但反复多次洗涤后，失效．活性褐煤对失效的超滤液有较好的吸附净化作用，ＣＯＤ和色度的去除率分别为７２％和９０％

By ultrafiltration treatment,filtrate of wool- scouring waste can be recycledfor wool --cleaning,and excellent result for wool cleaning can be obtained.But it fails ofter repeats.The activated lignite can adsorb filtrate significantly.The elimination rate of COD and colority were72 %and 90%