Granular Sludge | Environmental XPRT

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  • Aerobic COD Removal

    Aerobic COD Removal

    If deep COD removal is required, then anaerobic treatment is usually followed by aerobic treatment. CIRCOX® is a fully closed aerobic system with outstanding performance. It is very suitable for aerobic polishing of anaerobic effluent in urban areas because the bioreactors are relatively small and require little space, whilst the technology has a high volumetric conversion.