FILTERING-AID-FREE METHOD FOR SEPARATING YEAST OUT OF YEAST-CONTAINING LIQUIDS, IN PARTICULAR BEVERAGES

摘要

The invention relates to a method for separating yeast out of yeast-containing liquids, in particular beverages, having the steps: - conducting a yeast-containing unfiltered liquid to be filtered through a depth filter medium consisting of plastic, which is approved for food use, without addition of a filtering aid; - flushing the depth filter medium with water until the filtrate is foam-free; - flushing the depth filter medium with an alkali to regenerate same; and - flushing the depth filter medium with an acid for neutralisation. The method according to the invention permits simple and cost-effective regeneration of the filter medium with low investment costs and good filter efficiency.