Abstract:

In order to further improve the use efficiency of cyanide tail slag resources,to solve the problem of improving production technology index, According to the current market of lead and zinc concentrate requirements，using sulfuric acid slag, except came cyanogen，Adsorption pretreatment technology，A thick and Three esau Saul chose three times flotation process，Copper sulfate do disseminated activator, Isoamyl xanthate and sulfur n combination of collector, Effectively improve the technical indexes，Reduced the silica content, ore products，To increase the economic efficiency of enterprises made a solid step,causes the enterprise to get healthy and sustainabledevelopment.

Key words: Cyaniding tailing, Flotation technology, Lead-Zinc ore