Industrial Wastewater

Articles & Whitepapers

  • Membrane Disc Diffuser EMS - EGK Krefeld Purification Plant - Case Study

    In 2002, the Krefeld purification plant was retrofitted with 11,300 ENVICON EMS2 12 AeroBest membrane disc diffusers. The aeration system used at the time for low-load biology (disc diffusers with an overall length of 1,500 mm) was to be optimised as the existing stainless-steel troughs already showed signs of metal fatigue. The system furthermore incurred high aeration costs in operation. Th


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