2. Maintenance services
2.1 Installation and contracting
2.4 Maintenance contracts

5. Equipment, spare parts and accessories
5.6 Pumps
5.8 Pipelines, pipes and equipment
5.12 Seals
5.16 Mining machines: drilling-, charging-, scaling-, supporting-, loading- and transportation equipment/machines, crushing plants, crushers, conveyors, drawing engines, vehicles, sieves, grinder mills, floating equipment, filtering-, thickening- and desiccation equipment

19. Mining industry equipment and services
19.10 Machinery and equipment
19.12 Spare parts
19.15 Crushing plants, crushers and related equipment and services
19.18 Service contracts

20. Ore enriching and processing industry
20.1 Sieving and fine crushing
20.2 Grinding and lathering
20.3 Filtering and thickening methods
20.4 Sewerage pumping and water purification
20.8 Maintenance
20.9 Durable materials
20.10 Processing and enriching machinery and equipment

28. Rubber and plastic products
28.1 Rubber components
28.2 Rubber hoses
28.7 Rubberising