7
Machines and machine tools for treatment of materials and for manufacturing; Filtering machines, separators and centrifuges; Filtering machines used in sewage handling; Sewage treatment machines; Waste management and recycling machines; Apparatus for the mineralisation of drinking water; Electronic mechanical control devices for machines and machine tools; Agitators and pumps as machines; Fluid ventilation equipment as machines; Parts and fittings of the aforesaid
9
Data processing equipment and accessories (electrical and mechanical); Electrical and electronic control systems; Software and computer hardware for controlling machines, machine tools, sanitary installations and equipment, water supply, purification, desalination and treatment installations; Control devices and computer software, each for the operation of sewage treatment plants and sewage treatment plants; Hygrometers; Parts and accessories for the aforementioned goods
11
Sanitary installations, water supply and sanitation equipment; Water purification, desalination and conditioning installations; Industrial treatment installations; Filters for industrial and household use; Waste-water filters, sewage treatment plants, piping installations, cleaning apparatus, purification installations, cleaning apparatus, removal installations, treatment installations; Drinking water filters, supply devices and supply installations; Apparatus for filtering drinking water; Water purifying units for producing potable water; Filters for water purifiers; Filters for use with apparatus for water supply; Filter apparatus for water supply installations; Water filtering units; Water and sewage treatment and purification installations and sludge dewatering installations and parts therefor, including pre-cleaning apparatus, rakes, belt rakes, chain rakes, separators, sand separators, oil separators, solids separators, sieves, drum sieves, screw sieves, presses, belt filter presses, chamber presses, polymer treatment equipment, agitators, pumps, filters; Water and sewage treatment and purification installations and sludge dewatering installations and parts thereof, including aeration units for surface ventilation and floor ventilation, including turbine fans, jet fans, rotating disc dipping bodies, lamellar separators and solids separators operating by flotation; parts and fittings of the aforesaid