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Title
Verfahren zum Reinigen von Molkereiabwasser
Date Issued
1999
Author(s)
Patent No
1994-4420033
Abstract
The invention proposes a process for the purification of dairy waste water by anerobic transformation and separation of the resulting reaction products, said process consisting of the following stages: (a) pretreatment of the waste water with base; (b) introduction of the pretreated waste water into a fermenter, anerobic fermentation of the lactose present in the waste water into lactic acid and afterpurification of the fermentation mixture formed in the fermenter; (c) concentration of the lactate in the waste water and concentration of lactic acid and base by means of bipolar electrodialysis.
Language
de
Patenprio
DE 1994-4420033 A: 19940608