Common metals and their alloys, unwrought or semiwrought; ferroalloys; ores of metal

Drilling of wells; mining extraction; mining services, namely, consultation services in the field of mining extraction; mining services, namely, mining for bauxite, mining for alumina, mining for aluminum, mining for copper, mining for silver, mining for lead, mining for zinc, mining for nickel, mining for metallurgical coal, mining for manganese

Treatment of common metals, treatment of precious metals, treatment of metallic ores, treatment of coal, treatment of metal alloys; processing and treatment of ores and metals; processes associated with extraction of metals from minerals, namely, refining and treatment of metals

Minerals and coal exploration, drilling of wells for geological prospecting; mining, coal, ore and metals prospecting and analysis for mine exploitation