STJERNHOLM

Mechanical screening and washing presses (machines) for use in purification plants; sand washers (machines) and sand washing plants (machines) for use in purification plants, biogas plants and in agriculture; conveyors [machines]; screw presses (machines); drum screens and drum filters being filter presses for sludge dewatering; electromechanical machines for phosphor recycling; drum separators (parts of machines); belts for conveyors in the form of transport systems for washing and pressing; sludge dewatering presses being machines; filters (parts of machines or engines/motors) in the form of band pass filters and automatic self-cleaning filters; machines and parts of machines for cleaning of pipelines and piping systems; pump installations and pumping stations; pumps; mixers (machines) for slurry tanks

Measuring, detecting, monitoring and controlling devices, namely, sensors, detectors and monitoring instruments used in plant control, in particular in purification plants

Water treatment units for aerating and circulating water; polymerisation installations; water flushing apparatus and installations for implementation in ponds, equalizing tanks and larger pipelines; ventilation [air-conditioning] installations and apparatus; fans for air conditioning; sanitising apparatus in the form of UV disinfection plants; sewage treatment machines and machine tools for treatment of materials, in particular mechanical screens (machines) for use in sewage purification plants; filter band screens (parts of sewage purification installations) for absorption of screen materials; hydraulic and motorized overflow screens for water and sewage purification plants; bar grate stokers with perforated plates being inlet screens in sewage purification plants; water filtering apparatus in the nature of drum filters (machines) for filtering and separation of particles in sewage purification plants