Machine-driven devices for the chemical, glass, cement, and quarrying industries for ore and mineral processing and slag comminution, namely, systems comprising milling machines, and limestone, stone, clinker, raw ore, mineral material, and slag crushing machines and grinding machines with separating machines and dedusting appliances, namely, milling machines and raw ore and mineral material, clinker and slag crushing machines in the nature of vertical milling machines and roller industrial machine presses and component and replacement parts of the aforementioned milling and crushing machines for comminution of hard materials, coarse and fine comminution for the chemical, glass, cement, and quarrying industries for ore and mineral processing and slag comminution, excluding bearing machine parts; separating machines in the nature of sifters for classifying and separating, and their component parts, namely, vertical sifters, drum sifters and air flow sifters for use in separating target materials for mixtures of materials and component and replacement parts of the aforementioned separating machines for the chemical, glass, cement, and quarrying industries for ore and mineral processing and slag comminution, excluding bearing machine parts; grinding machines and component and replacement parts of the aforementioned grinding machines for comminution and classifying, for the chemical, glass, cement, and quarrying industry, for ore and mineral processing and slag comminution, excluding bearing machine parts; dedusting appliances, namely, filters for mills for the chemical, glass, cement and quarrying industry, filters for heat exchangers for the chemical, glass and cement industry, filters for clinker coolers for the cement industry; cyclones, ventilators as components or replacement parts of any of the foregoing machines, and suction hoods in the nature of pumps being machine parts, and component and replacement parts of the aforementioned dedusting appliances, excluding bearing machine parts

Metal treatment, namely, metal processing; destruction of refuse and waste; millworking, namely, milling of stone, glass, slag, ores and minerals

Engineering in the field of plant construction and industrial design; technical computer project management in the field of plant construction, for the chemical, glass, cement, quarrying, ore, and mineral industries; provision of expert reports in the field of engineering; technical research for others related to design, construction, and operation of processing plants and equipment in the chemical, glass, cement, quarrying, ore and mineral industries