Raw-material sources of nonferrous metals

Raw-material sources of non-ferrous metals, primary and secondary sources; ores with heavy, light, noble, refractory and radioactive metals content; the raw-material basis in the Czech Republic; economical and ecological aspects of mining and primary raw-materials treatment; heavy metals in the environment, the limit concentration in waters, soils, air, heavy metals in metallurgical operations; secondary raw-materials with non-ferrous metals; by-products from nonferrous metallurgy, possibilities of their treatment; treatment of primary and secondary non-ferrous metals sources, grinding, milling, separating processes; gravitational and magnetical separating; flotation, the flotation process theory; preliminary pyro- and hydrometallurgical processes; lumpiness modification, using of the cryogenic method; recycling of selected metalbearing wastes, temporary technologies, situation in the Czech Republic.