1
Chemicals employed in the treatment of water such as for softening, purifying, descaling, clarifying, sterilizing and otherwise improving the same; Chemical compounds for sale as corrosion and/or scale inhibitors in municipal and industrial waters, cooling waters, cooling brines, steam generators or boilers, steam condensate return systems, water used in mining operations, water flowing through membrane-based filtering systems and water used in the manufacture of pulp and paper; Chemical additives for pulp and paper manufacture; Chemicals used to flocculate and clarify industrial and municipal waste waters; Chemicals used in the treatment of industrial waste waters; Chemicals used to remove heavy metal contaminants from industrial waste waters; Chemicals used to decolorize industrial waste waters; Chemicals for use in the processing of ferrous and non-ferrous minerals including agglomeration agents, flocculants, dehydrating preparations, anti-foaming preparations for mineral processing and scale inhibitors, for refractory binding agents, for hydraulic liquids; coagulants; Chemical emulsion breakers for use in oily waste water; Chemicals that inhibit or remove slag formation in boilers, chemicals that inhibit corrosion and chemicals that prevent colour degradation in fuel oils; Artificial resins, including ion exchange resins, chemical products for the manufacture and working of metal, including coolants for cutting, drawing and shaping operations; Mordants; Chemical additives to be used in preservatives against rust and in corrosion inhibitors; Chemicals for use in conditioning and protecting minerals against freezing; Chemicals for use in treating oil or crude oil, including for slagging, dispersion, rot protection, anti-scaling, anti-corrosion in process engineering in refineries and the petro-chemical industry, for weather stripping compositions in the petro-chemical industry, chemical refractory coating preparations, rot protection preparations and dust-suppressing preparations, including for process engineering; Chemicals for preventing and controlling the growth of algae, bacteria and sludge in power plants, in industrial and municipal water systems; Chemicals used to control the growth of bacteria, algae and slime in the manufacture of pulp and paper
2
Dyes, colorants, pigments and inks; Thinners and thickeners for coatings, dyes and inks; Coatings; Raw natural resins; Additives in connection with the aforesaid goods, included in this class
4
Fuels and illuminants; Electrical energy; Dust controlling compositions; Lubricants and industrial greases, waxes and fluids; Additives in connection with the aforesaid goods, included in this class