The current situation of treatment of alkali treating wastewater and Cr pollution in leather-making industry were reviewed.
2
对电镀车间的含铬废渣进行了治理, 回收了其中的有用成分,解决了环境污染难题。
This paper introduces the method about waste residue treatment, by which we can retrieve useful compositions from waste residue and solve the problem of environment pollution.
3
三价铬电镀不仅可明显减少电镀对环境的污染,节省大量的污染治理费用,而且还可提高电镀产品的质量。
Trivalent chromium electroplating not only can reduce pollution obviously and save pollution treatment cost, but also can improve the quality of electroplating products.