Innovative Methodology for Sulfur Release from Copper Tailings by the Oxidation Roasting Process

Figure 1

Experiment equipment for oxidation roasting: (1) absorption liquid, (2) monitor of SO₂, (3) flow control device, (4) furnace tube, (5) alumina crucible, (6) tube furnace, (7) pressure gage, (8) flow meter, (9) air blower, (10) nitrogen cylinder, and (11) condenser pipe.