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Description:
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(1) - Tanks and vats of metal; latticework of metal; prefabricated manholes made of metal; manhole covers of metal; ladders of metal; safety guide rails for ladders of metal; climbing systems for manholes, namely staircases, ladders; doors of metal, especially pressure doors and security doors; metal railings; staircases of metal; pipelines of metal; water-pipes of metal.
(2) - Apparatus, devices, machines and installations for separating and cleaning of screenings and sieved material; screening apparatus, screening devices, screening machines and screening installations for separating solids from water, river water, seawater, rainwater, wastewater and sludge, in particular in the form of screening screws, screening drums and screens, such as rake screens, circulating screens, step screens, basket screens, bar screens and perforated plate screens; filtering apparatus [machines], filtering devices [macnines], filtering machines for separating solids from water, river water, sea water, rainwater, waste water and sludge, in particular by rotation filtration, sand filtration, pile fabric filtration and membrane filtration; apparatus, devices, machines and installations for separating and cleaning of sand, in particular sand traps, sand classifiers and sand washers; apparatus, devices, machines and installations for conveying aqueous media, in particular sludge, and for conveying solids, in particular screenings, sieved material, sand and waste; apparatus, devices, machines and installations for filtrating and screening of sludge; apparatus, devices, machines and installations for mixing flocculants or flocculation aids into sludge or wastewater, in particular by static or dynamic inline mixers; machine and aggregate parts for the aforesaid goods; all of the aforesaid goods as far as included in this class.
(3) - Electrical and electronic apparatus, equipment and installations for monitoring, controlling and regulating apparatus, equipment, machines and installations for treating and transporting water, river water, seawater, rainwater, wastewater, sludge, sand, screenings, sieved material and waste; electrical and electronic apparatus, equipment and installations for metering chemicals, in particular flocculants, flocculation aids, acids and alkalis [excluding machines].
(4) - Water purifying apparatus, devices, machines and installations for the treatment of aqueous media, such as water, river water, seawater, rainwater, wastewater and sludge, in particular using chemical, physical and mechanical processes, such as precipitation, flocculation, neutralization, coagulation, adsorption, flotation, dewatering, drying, screening, filtration, stripping, reverse osmosis and electrolysis; apparatus, devices, machines and installations for the preparation of screenings and sieved material being parts of water purification units; apparatus, devices, machines and installations for the purification of water or wastewater by adsorption processes, in particular by activated carbon filters or activated carbon adsorbers; apparatus, devices, machines and installations for the preparation of sand, in particular sand traps, sand classifiers and sand washers being parts of water purification units; apparatus, devices, machines and installations for energy recovery and energy generation from water and wastewater, namely heat exchangers and heat pumps; apparatus, devices, machines and installations for heating or cooling water, wastewater and sludge, namely heat exchangers; apparatus, devices, machines and installations for sludge dewatering, sludge drying and sludge incineration; apparatus, devices, machines and installations for the purification of air, in particular air filters; apparatus, devices, machines and installations for the purification of exhaust air from wastewater treatment plants and drying plants, in particular scrubbers, biofilters, activated carbon filters and installations for oxidative purification, in particular by means of UV radiation or ozone; aggregate parts and fittings for the aforesaid goods; all of the aforesaid goods as far as included in this class; apparatus, devices, machines and installations for energy recovery and energy generation from sludge by sludge incineration.
(5) - Construction, installation, cleaning, maintenance, servicing and repair of apparatus, equipment, machines and installations for the treatment of water, river water, seawater, rainwater, wastewater, sludge, screenings, sieved material and sand; construction, installation, cleaning, maintenance, servicing and repair of wastewater treatment plants.
(6) - Industrial and municipal wastewater treatment; industrial and municipal sludge treatment and recycling.
(7) - Digital services for wastewater treatment plants for operational support, maintenance support and process optimization, namely evaluation of measurement data and technical analysis of machine data as a basis for services such as operational support, predictive maintenance and process optimization.
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