Coagulation-floculation à l'aide de sels d'aluminium: Influence sur la filtration par des membranes microporeuses
作者： V. Lahoussine-Turcaud , M. Wiesner , J.Y. Bottero , J. Mallevialle
DOI: 10.1016/0043-1354(92)90247-2
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摘要: Resume La coagulation-floculation, a l'aide de sels d'aluminium, solutions synthetiques d'acides humiques ou tanniques (10 mg/l) en presence non particules kaolin (30 ete etudiee mesurant la taille et le potentiel electrocinetique des flocs ainsi que quantite carbone organique fixee. L'influence ces parametres evaluee vis du colmatage membranes microfiltration. En fonction pH floculation d'aluminium ajoutee, evoluent. Les dont les dimensions sont voisines porosite membrane (0.22 μm) possedent un zeta (ζ)⪢ + 5 mV. Ils formes dans conditions correspondant (Al) ⩾ 10−3,5 M/l ⪡ 5,5. Dans est tres faible. 5,5
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