Upflow sludge-bed reactor for anaerobic purification

G. Lettinga (Inventor)

Research output: PatentOther research output

Abstract

The invention relates to an upflow sludge-bed reactor for anaerobic purification with a feed distribution system (2), a fermentation room (1) and a gas collector-sludge separation device (3, 6), whereby for improvement of the sludge-water contact at least a sheet, fleece, cloth and/or diaphragm (5) is suspended in the fermentation room. The sheet, fleece, cloth and/or diaphragm has preferably a roughened surface and/or is perforated or in another way permeable or made permeable. The sheet, fleece, cloth and/or diaphragm is preferable manufactured from synthetic resin, rubber or natural materials.
Original languageEnglish
Patent numberEP0366186
Priority date17/10/89
Publication statusPublished - 2 May 1990

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Lettinga, G. (1990). Upflow sludge-bed reactor for anaerobic purification. (Patent No. EP0366186).