Lead and zinc ore concentrate
Copper sludges, nickle sludges, concentrates and mo, v, ni, spent catalyst either roasted
Copper concentrate, zinc concentrate
Brass Ss Zinc Iron
Copper cathode, zinc by products etc
Zinc ore & sulfur
Copper ore, copper concentrate, zinc ore and concentrate, lead ore and concentrate, , vanadium ash, copper matte and zinc ash
Zinc ash copper ash iron ash (powder)
Copper ore, zinc ore, lead ore
Zinc ore
Zinc ingot, zinc dross, zinc catalyst, copper catalyst, zinc scrap, zinc metal dust, zinc oxide, lead ash, aluminum semi husked coconut, copra, coconut shell charcoal, shisha charcoal, briquett charcoal, shallot, onion, betel nut, candlenut, clove. etc
Iron ore, fines, bauxite, zinc ash, concentrates, zinc oxide
Copper Ore, Zinc Ore, Lead Ore
Copper ore, zinc ore and lead ore
Ores - lead, tin, zinc, nickel, gold
Copper ore, zinc ore, and lead ore.
Copper blisters, copper cathodes, zinc sulphides, steel scrap, Colombian tantalite
Iron and zinc slag
Tin, nickel, zinc
Copper ore, iron ore, zinc ore, and manganese ore
