12/10/2017 and 0183; and 32;The electrolytic refining process for gold uses hydrochloric acid as the electrolyte. The anode is made of gold alloy and the hode is usually a thin sheet of high purity gold. The electric current ionises the electrolyte and transfers dissolved gold from the anode to the hode thereby increasing the purity of the gold at the hode.
How Is Copper Extracted From Its Sulphide Ore Explain Jun 29 2018 In the extraction of copper from its Sulphide Ore when ore is subjected to roasting some of it is oxidised to Cu 2 O which reacts with the remaining Cu 2 S to give copper metal.
Jan 11 2018· Copper Smelting: Smelting is a metallurgy technique to extract base metals from their ores with the help of heat and a chemical reducing agent. Click here for extraction process . Copper Smelting means that the concentrated ore is heated strongly with silicon dioxide silica calcium carbonate CaCO 3 and air in a furnace.
Copper Ore Plant Tungsten Process Mining Energy Saving. Copper miningrom ore to copperchoolscienceart of an interactive on-line booklet about copper mining explaining the early physical stages in the processage 3 from ore to copper on the previous page we introduced the main stages in …