有色冶炼重金属废水回用研究

通过对株洲冶炼厂重金属废水回用结垢问题的研究，针对其垢样主要属碳酸钙垢型的特点，提出以投加高效低剂量的阻垢剂作为防止结垢的主要方法，运行证明，该防止结垢方法具有明显的经济效益和环境效益，应用前景广阔。

Study on the reuse of heavy metal wastewater for non-ferrous smeltery

By means of the studies of scale formation of heavy metal wastewater reuse in Zhuzhou Smeltery and in view of the major components of the dirty filth which belongs to the type of calcium carbonate (CaCO 3), a method to prevent scale formation by using a kind of scale inhibitor which is highly effective with a limit dose is put forward. The operation proves that this method has good benefits both in economy and environment and has broad prospects in application.