Output to bitumen, chrome ore, nickel, iron ore, copperconcentrate, tobacco, fruit-based;
输出以沥青、铬矿石、镍铁矿石、铜精矿、烟草、水果为主；
2
The sulphur content of final iron concentrate can be decreased to less than 0.5% by using copper sulfate and sodium fluosilicate as activator of pyrrhotite contained in iron ore.
铁矿石选矿中用硫酸铜和氟硅酸钠活化磁黄铁矿，使最终铁精矿合流量降至0.5%以下。
3
A new hydrometallurgical process for complex concentrateore containing copper, zinc and silver was introduced.