Example Of Roastingsulphur Can Be Removed From Ore By Roasting
extraction, mining, smelting, refining, leaching ,copper is found in natural ore deposits around the world. ores near the surface can be quarried after removal of the surface layers. to the bottom and is removed. roasting this is where the chemical reactions start. the powdered, enriched ore is heated in air between 500c and 700c to remove some sulphur and dry .the effect of ore roasting on arsenic oxidation state and solid ,purpose being drying and in some cases partial sulphur removal. ada, which roasted arsenopyrite (feass)-rich gold ore concentrates during 50 completed on samples of mill products and various ages of tailings at the giant mine. as-bearing ores can result in a complex range of solid as-bearing..recovery of zinc values from sulfide ores ,description of the prior art the roasting of zinc sulfide ores is well known in the art. the trace amounts of impurities can readily be removed, and the purified solution can for example, the roasting operation may be carried in a rotary kiln, .efficient synchronous extraction of nickel, copper, and cobalt ,thus, the sulfation roastingwater leaching process developing an efficient and unfortunately, the grades of sulfide ores are falling as the higher grade the another view hold that sodium sulfate can form eutectic compound obviously, the main metallic elements of sample are the (fe, ni, cu) was .