Water purification apparatus and installations, apparatus and installations for process water treatment, waste water purification, in particular for the industrial anaerobic purification of waste water, process water purification, in particular the industrial anaerobic purification of waste water, in particular the anaerobic purification of process water in the paper industry and the food industry, sludge treatment, drainage, generating biogas and for the treatment of residual materials; apparatus for supplying water, waste traps, as far as the aforesaid goods are included in this class, purification installations for sewage, filtering apparatus, purification installations, as far as the aforesaid goods are included in this class, specifically, water purification installations, purifying apparatus, as far as the aforesaid goods are included in this class, specifically, water purification units and water purifying machines, as far as the aforesaid goods are included in this class; safety accessories for water apparatus and water pipes, as far as the aforesaid goods are included in this class; drip emitters, as far as the aforesaid goods are included in this class, water control valves for devices for the water treatment, process water treatment and waste water purification; heat exchangers, other than parts of machines, water heaters, washer for devices for the water treatment, process water treatment and waste water purification, water conduits installations, water supply installations, water distribution installations, irrigation installations, as far as the aforesaid goods are included in this class

Cleaning of objects, in particular apparatus and installations for purifying of liquids; rental of cleaning equipment; cleaning of installations for purifying of liquids; building construction supervision; construction; dry cleaning; disinfecting; electric appliance installation and repair; machinery installation, maintenance and repair; pump repair, cleaning of machinery; rental of cleaning machines

Engineering services and technological consultancy in the field of water treatment, process water treatment, waste water purification, in particular for the industrial anaerobic purification of waste water, in particular anaerobic purification of waste water in the paper industry and the food industry, process water purification, in particular the anaerobic purification of process water in the paper industry and the food industry, sludge treatment, drainage, generating biogas and treatment of residual materials; technical planning of the cleaning of water supply systems, water and/or similar liquids, the aforesaid services included in this class