1 Introduction Sequencing Batch Reactor (SBR) gained popularity in wastewater treatment since it is a single tank design, flexible system, with relatively easy automation [ 1 ]. The system configuration is quite simple; the tank has an inlet and
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PVA-PAA hydrogel micro-carrier for the improvement of phase separation efficiency of biomass in wastewater treatment . Pollack Periodica , Vol. 12 , No. 2 , 2017 , pp. 91 – 102 .
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