MEMBRANTECHNIK IN DER TRINKWASSERAUFBEREITUNG=FILTRATION MEMBRANAIRE APPLIQUEE AU TRAITEMENT DE L'EAU=MEMBRANE FILTRATION IN WATER TREATMENT

State of the art and main development perspectives of membrane filtration applied to water treatment. The performances of membrane processes are presented for various parameters: biological parameters , indicating or chemical parameters (turbidity, COD,...), micropollutants... Combined process, using for exemple floculant or activated carbon addition, are also presented. An economical approach is also introduced.