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Upgrading of wastewater treatment plants with ultrasound treatment for reducing the production of sludge (SOUND SLUDGE)
Date du début: 1 oct. 2005, Date de fin: 31 déc. 2008,
Background
The amount of sludge generated in the European Union has increased dramatically, amounting to 9 million tons of dry matter in 2005, compared to 5.5 million tons in 1992. This is mainly the consequence of the implementation of the 91/271/EEC Directive on Urban Waste Water Treatment. The sludge can be exploited in agriculture, a solution that th ...
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