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[...]Targeted dosing of chemicals for better clarification performance with less consumption The use of chemicals such as acids, alkalis, flocculants or flocculation aids is necessary in many areas of wast[...]

[...]Complete process technology for the treatment of surface water Surface water can be treated into drinking water using the following physical, mechanical and chemical process steps: Coagulation: Dosing[...]

[...]Denitrification in the sand filter for nitrogen reduction Nitrogen is a basic building block of life and nature and, like phosphorus, is indispensable as a nutrient for all humans, animals and plants.[...]

[...]Saalbach-Hinterglemm, Austria Fine screening systems are an interesting alternative to primary settling tanks when it comes to changing the sludge stabilisation process from aerobic to anaerobic. Comp[...]

[...]Malta The Ta' Barkat sewage treatment works, often referred to as the Malta South STW, is at the heart of Malta’s wastewater management system. It is situated near Xgħajra on Malta’s south-east coast [...]

[...]Kreßberg, Germany With the new EU Urban Waste Water Treatment Directive (UWWTD, German: KARL), phosphorus removal at sewage treatment works is increasingly coming into focus. At the same time, however[...]

[...]Baden-Württemberg, Germany A fourth treatment stage is currently being built at the sewage treatment works in Schwäbisch Hall, Markgröningen-Talhausen, Vörbach-Pfalzgrafenweiler and Meßkirch in Baden-[...]

[...]Every wastewater regulation specifies a limit value for ‘lipophilic substances’, which in practice are referred to as grease. As a rule, more than 90 per cent of the total grease concentration is ofte[...]

[...]Stemwede, Germany At the Stemwede wastewater treatment plant in North Rhine-Westphalia, a major infrastructure project has been successfully completed in recent months: The plant’s mechanical pre-trea[...]

[...]Totalphütte, Alps, Austria The Totalphütte was originally a site hut for Vorarlberger Illwerke AG and served as accommodation for the construction workers building the Lünersee lake dam. Since 1964, t[...]