Nozzles of metal, namely, metal, wash down spray nozzles for commercial and industrial use, and metal-pre-rinse, wash down spray nozzles for commercial and industrial use; metal structures and metal parts for applications in the field of fluid treatment and in particular water treatment, namely, pilings of metal, metal industrial screening, metal well screens, metal screen panels, metal well points, metal wall dividers, metal wall coverings, metal column covers, metal fluid storage tanks in the nature of settling tanks and metal water storage basins for collecting and storing water, not being part of machinery; latticework of metal; couplings of metal for tubing, namely, fittings of metal for pipes; pipes and tubes of metal; transportable buildings of metal; junctions of metal for pipes

Waste pumps; basin covers, gullies, weirs, grates, grilles, inlets, circulation agitators and rotary sprayers being machine parts for machines for the purpose of storage, treatment, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes, as far as included in class 7; aeration rotors and aeration gyros being parts of waste processing machines sold separately from waste processing machines; nozzles being parts of waste processing machines; machine parts, namely, nozzle sprayers being parts of waste processing machines sold separately from waste processing machines; fixed, travelling, and rotating basin bridges and circulation bridges as parts of machines; filters for waste processing and fluid treatment machines sold separately from such machines; machine parts, namely, filter cake bunkers and conveyors as parts of waste processing and fluid treatment machines sold separately from such machines; filtering machines for chemical processing; Industrial machine presses, namely, filter presses; machine tools, namely, clamp connectors for piping as parts of machines; conveyor belts, namely, drag conveyors; piston pumps for machines; machines and mechanical devices for separating solid materials and fluids, namely, machines for separating target materials from mixtures of materials; diaphragm pumps as parts of machines; machine parts, namely, surface aerators being parts of waste processing machines sold separately from such machines; pumps for machines; pumps being parts of machines; shredding machines for screenings, not being paper shredders for offices; sieves being machine parts; sifting machines; waste compactors, namely, sludge compactors; waste material conveying machines, namely, sludge conveyors; sludge pumps; machine tools for removing waste material, namely, water separators in the nature of machinery for separating target materials from mixtures of materials; machine parts, namely, filter bands as parts of waste processing machines being sold separately from such machines; rabble rakes and raking screens being material separation components of sifting machines; industrial machine presses, namely, presses for screening materials for sifting, sorting, and separations purposes; rake cleaners being parts of sifting machines; tubes being fitted parts of machines; valves being parts of machines, namely, non-return flap valves; stirrers, namely, mechanical mixing machines; sand fenders being parts of sand sorting machines; gravel, stone, and sand sorting and electric industrial washing machines, namely, grit classifiers, grit washers; valves being parts of machines, namely, sliding valves; sliding panels being parts of machines for sorting sludge, sand, and particulate matter; floating matter collecting machines; sludge collecting machines; bucket wheels being parts of sludge collecting machines; trickling filters for sludge collecting machines; underwater aerators being machines; circulating screws in the nature of parts of fluid treatment machines; industrial screens and screen panels for industrial, agricultural, municipal, environmental, mining, surface water filtration and oil and gas purposes, with the aforementioned goods being machines, parts of machines, machine tools and agricultural implements other than hand-operated; well screens and screen panels being parts of oil well drilling and production machines and of gas well drilling and production machines; filtering machines for oil, gas, sludge, and wastewater processing, namely, filtering wells consisting of pump, filter and pipeline, with the aforementioned machines being for industrial, agricultural, municipal, environmental, mining, surface water filtration, and oil and gas purposes

Computer software for applications in the fields of water technology, fluid treatment, and fluid filtration, namely, for engineering modeling processes; computer hardware and software for control, process management and operation of plants for the storage, treatment, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes; downloadable electronic publications in the nature of books, magazines and manuals in the field of water and fluid treatment; apparatus and instruments for measuring, namely, pressure measuring apparatus; optical apparatus and instruments, namely, optical readers and optical inspection apparatus, and surveying instruments, except for testing apparatus for sale in kit form; apparatus for use in laboratory analysis and incubators for laboratory use, namely, constant humidity incubators for laboratory use, laboratory filters, gas chromatography apparatus for laboratory use, liquid chromatography apparatus for laboratory use, with none of the aforementioned including non-medical testing apparatus for sale in kit form

Wastewater purification treatment installations; filters being parts of industrial installations, namely, water filters; water filters for industrial and household use, namely, water filters, filter nozzles and filtering system, in particular water purification units for industrial, agricultural, municipal, food processing, refining, mineral processing, fluid and solid separation, environmental, oil and gas purposes; installations for the filtration of wastewater in the nature of recycling apparatus; installations for the filtration of liquids, namely, water filtering apparatus; installations for the filtration of water, namely, water filtering apparatus; installations for the purification of wastewater, namely, waste water purification units; installations for the purification of water, namely, water purification machines; installations for the separation of solids from liquids, namely, waste water purification units; machines and devices for the treatment, purification and filtering of wastewater in the nature of water conditioning installations, namely, sustainable onsite water recycling and wastewater treatment systems; machines and devices for the treatment, purification and filtering of liquids in the nature of water conditioning installations, in particular water conditioning units; machines and devices for the treatment, purification and filtering of water in the nature of water conditioning installations, in particular reverse osmosis filtration units and ultraviolet sterilization units; machines and devices for the compacting of sewage sludge in the nature of water conditioning installations, in particular sewage treatment plants, with the aforementioned not including waste compacting machines; drinking-water treatment installations, namely, apparatus for filtering drinking water; water filters; digestion chamber devices sold as a component part of wastewater purification and filtration units, with said chamber devices consisting of digesters, heating apparatus and mechanical circulation, stirring, gas injection, and spraying and scum-swirling apparatus for treating digested sludge; water purification tanks, namely, grit chambers

Construction of buildings and industrial structures for third parties in connection with the use of industrial screening devices and filters for industrial, refining, mineral processing, agricultural, building, municipal, environmental, oil and gas purposes; construction and installation services, in particular with respect to installations of machines for the storage, treatment, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes; repair and maintenance of pipes; repair of installations of machines for the treatment of liquids, gases and solid materials and repair of installations for the storage, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes; construction supervision and construction management services for third parties, in particular construction supervision of civil engineering projects in the field of water technology and construction services in the field of installations for the storage, treatment, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes

Chemical laboratories; working on and evaluation of chemical analyses; research, measurement and analysis in the field of environmental pollution; technical testing in the field of environmental science; design and development of computer software for applications in the fields of water technology, fluid treatment, and fluid filtration; engineering; engineering services and engineering design services for third parties in connection with the installation of industrial screening devices and filters for industrial, refining, mineral processing, agricultural, building, municipal, environmental, oil and gas purposes, applications for the separation of liquids and solid matter and surface water treatment applications; programming of software for others with respect to software applications in the fields of water technology, fluid treatment, and fluid filtration; engineering services, namely, technical planning of installations for the storage, treatment, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes; scientific and technological services, namely, scientific research in the field of water and fluid treatment; scientific and technological services, namely, research and design in the field of water and fluid treatment; industrial analysis and research services, in particular engineering services in the nature of planning and preparation of construction projects for third parties, in particular of structural and civil engineering projects in the field of water technology and installations for the storage, treatment, conveyance and discharge of liquids, waste of all kinds, screenings, sewage sludge and filter cakes; monitoring the quality of water bodies, air, gases and liquids