For “Kazakhmys Corporation LLC”: development of technology and process procedures for processing of copper-zinc sulfide ores from Akbastau deposit in accordance with conditions of Karagakyinskaya ore dressing plant.

Efficient technology has been developed and process procedures for processing of ores from Akbastau deposit with production of zinc concentrate (zinc content is not less than 40%) and copper-pyrite concentrate, having high concentration of sulfur, have been provided.