Autogenous Smelting of Copper Sulfide Concentrate |
Common terms and phrases
alumina AUTOGENOUS SMELTING castable chalcopyrite clean slag concentrate feeder continuous oxygen smelting conversion to copper converting zone Cooled at room Copper concentrate Copper end copper loss Copper Slag copper sulfide concentrate crucible Cu₂S CuFeS2 extraneous fuel feed ferrous oxide ferrous sulfide FIGURE flash smelting process flotation results heat balance heat loss held 15 minutes high alumina immersed probe induction furnace injection inner furnace International Nickel Company kilogram magnetite magnetite deposition Materials charged matte and slag matte bath matte surface Melted and held microns Mineral wool nace Noranda O₂ Outokumpu Overflow slag owing oxygen efficiency Oxygen is introduced oxygen probe percent copper pounds per minute pure oxygen reaction refractory erosion resulting slags reverberatory furnace roof SCFM Scrubber residue silica flux single unit SiO2 slag cleaning slag composite Slag end slag flow Slag overflow small furnace SMELTING OF COPPER SO₂ gas Stack sulfur dioxide TABLE tuyeres water-cooled probe