[Class : 7] 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, 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 [Lifting Apparatus], Mixers, Industrial Manipulators, [Machines], Handling Devices [Loading And Unloading], Metalworking Machines, Metal Forming Machines, Loading Bridges, Separators, Overhead Cranes, Ore Treating Apparatus. [Class : 37] 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 [Lifting Apparatus], Mixers, Industrial Manipulators, [Machines], Handling Apparatus [Loading And Unloading], Metalworking Machines, Metal Forming Machines, Loading Bridges, Separators, Overhead Cranes, Ore Treating Apparatus. [Class : 40] 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.