Coating of objects with wear-resistant layers, other than varnishing; Wear-resistant coating of metal objects; Treatment of materials, Namely heat treatment and coating of metal, polishing of surfaces of metal, Metallurgical processing, Treatment of materials by laser beam, Galvanization, Hot dipping, Powder coating of metal, Colour coating of metal (not painting), Metal finishing, Metal plating, Metal finishing, Metal casting, Metal stamping, Metal pressing, Metallizing, Metallurgical smelti...