Synergistic Approach to Physical-Chemical Wastewater Pretreatment in the Food Industry

  • G. von Hagel


More than 90% of the food industry’s operations discharge their waters into the municipal sewer system. This, in most cases, requires pretreatment. The reasons for pretreatment are very different from those in other branches of industry. Here, the biological stage may have to be protected from hazardous materials, and less biodegradeable substances may have to be eliminated at the point of origin.


Sugar Starch Filtration Hydroxide Sludge 


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  1. [1]
    Neumann H. (1986) Personal Information, Behr’s Seminar on Environmental Protection in the Food Industry, WiesbadenGoogle Scholar

Copyright information

© Springer-Verlag Berlin Heidelberg 1988

Authors and Affiliations

  • G. von Hagel
    • 1
  1. 1.Ingenieurbüro f. VerfahrenstechnikWiesbadenFed. Rep. of Germany

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