1
Chemicals used in industry and science; filtering materials of chemical, mineral and vegetable substances; water-softening preparations; water-purifying chemicals; water preserving preparations
7
Pumps, machines, machine, motor or engine parts, pump diaphragms
11
Water-supply apparatus; water purifying apparatus and installations, water softening apparatus and installations, water treatment apparatus, in particular cross-flow filtration apparatus, including reverse osmosis, nano, ultra and micro-filtration apparatus, regulators and controls for water supply apparatus, water purifying apparatus, water softening apparatus and water treatment apparatus, humidifying installations, water neutralising apparatus, filters for water treatment, for laboratory, household, aquarium and aquaculture purposes, including absorption or ion-exchanger filters, pressure water tanks, drinking water treatment apparatus, including reverse osmosis apparatus, and apparatus with activated carbon filters; drinking water treatment apparatus for deferrisation and demagnetisation by means of ion exchange; parts for drinking water treatment apparatus, in particular taps, valves, containers, control fittings, filters, diaphragms; hoses, pipes, seals, mouldings, sealing caps; fittings; flow limiters; regulating and safety accessories for water pipes; apparatus for grey water purification; Disinfectant apparatus; water filtering apparatus apparatus and installations consisting thereof; water filters, drinking water filters, water intake apparatus
32
Waters
35
E-commerce, updating and maintenance of data in computer databases, computerised file management, presentation of companies on the Internet and other media, presentation of goods on communications media for retail purposes, systemising of data in computer databases, sales promotion (for others), rental of advertising space on the Internet, arranging commercial and business contacts, including via the Internet, arranging commercial transactions, for others, including within the framework of e-commerce, arranging contracts for others, for the buying and selling of goods, arranging contracts, for others, for the providing of services, administrative processing of orders, demonstration of goods, presentation of goods and services, advertising on the Internet, for others, collating of data in computer databases, assortment of goods, for others, for presentation and sales purposes
37
Installation, maintenance and repair of machines, installation, maintenance and repair of water treatment apparatus, repair of pumps, plumbing
40
Water treatment