New filtration technology with regenerable filter aids
Disposal of the usual kieselguhr filter aid is turning out to be increasingly problematic against a background of new legal regulations for feedstuffs production and waste recovery. Altenberg Brewery has been using a new technology based on regeneration since 2004 the BeFiS (Best Filtration System). The partners who developed the process have drawn up implementation and validation documentation as well as an environmental balance and a commercial evaluation. Part 1 of the report focuses on process equipment.
Precoat filtration with kiesel- guhr represents the standard procedure in beer filtration. The aids are used just once and are discarded after use. About 90,000 tons of kieselguhr sludge arises in German breweries every year. ...
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