Machines and machine tools for the treatment and processing of metals, of aluminum; machines and machine tools for the electrometallurgy, iron-and-steel and foundry industries; lifting apparatus in the nature of cranes, hoists, power operated lifts used to transport and place goods, conveyors, rollers, machines for the treatment and processing of bauxite, alumina, aluminum and silicon oxide, machines for abrading and polishing of bauxite, alumina, aluminum and silicon oxide; foundry machines in the nature of continuous metal casting machines, forging molds, rectification machines for the treatment of metals, cranes, industrial manipulators in the nature of industrial robots and parts grippers, hoppers for mechanical loading and unloading of materials, handling devices in the nature of roller conveyors, forklifts, mechanical clamps, pushing and tilting devices, turntables, overhead cranes, hoists, metalworking machines in the nature of boring machines, broaching machines, bending machines, cutting machines, drilling machines, milling machines, honing machines, grinding machines, shearing machines, slotting machines, shaping machines, lapping machines, planing machines, perforating machines, horning machines, machining centers, metal surface cleaning machines, metal forming machines, loading bridges in the nature of bridge cranes, separators in the nature of centrifugal separators and cyclone separators, overhead cranes, ore treating machines

Maintenance and repair of machines and machine tools for the treatment and processing of metals, aluminum, machines and machine tools for the electrometallurgy, iron-and-steel and foundry industries, lifting apparatus, machines for the treatment and processing of bauxite, alumina, aluminum and silicon oxide, machines for abrading and polishing of bauxite, alumina, aluminum and silicon oxide, foundry machines, cranes, industrial manipulators, handling apparatus, metalworking machines, metal forming machines, loading bridges, separators, overhead cranes, ore treating apparatus

Metal treatment, treatment and processing of bauxite, alumina, aluminum and silicon oxide, abrading and polishing of bauxite, alumina, aluminum and silicon oxide; treatment of metals and materials in the field of electrometallurgy, iron-and-steel metallurgy and foundry