Conveyor driven filter for clarification of flowing water
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Material dryer with inbuilt screw mechanism
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Sludge clearing unit, esp. for use in round sludge basin
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Cleaning rake for flowing process or waste water
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Arrangement for treating waste water in round settling tank with traversing mechanism
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Corrosion protection anode system for metal pipe line
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Monitoring of water purification plants
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Protective anode system with external current for esp. tubular components
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Computerised oxygen measurement system for activated sludge plant
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Recycling sewage and drain sands mixed with organic impurities
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Cleaning device for cleaning water flowing in a channel
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Cleaning device for cleaning water flowing in a channel
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Device for cleaning a basin
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Submersible cleaning device
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Sacrificial anode corrosion protection control process - by correcting imposed current to ensure that nominal voltage of closed reference circuit does not deviate far from optimal required potential.
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METHOD AND DEVICE FOR CONVEYING RULES
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Control apparatus for setting the speed of rotation of rotary sprinklers in trickling filters and sewage treatment plants
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Separation system for separating contaminants carried in water and for separating these contaminants from living fish
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Device for the simultaneous generation of volume flows of different sizes in rectangular basins
