公开(公告)号：EP0473653A4

公开(公告)日：1992-10-07

申请号：EP90908170

申请日：1990-05-22

申请人： COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANIZATION

发明人： DIXON, DAVID, ROGER ,  HA, TIONG, CHEE

IPC分类号： C02F1/24 ,  C02F1/52 ,  C02F1/54 ,  C02F1/56 ,  C02F9/00

CPC分类号： C02F1/24 ,  C02F1/5236 ,  C02F1/547 ,  C02F1/56

摘要： An effluent treatment process which comprises the steps of: a) adding a coagulant to the effluent to concentrate the organic material therein; b) treating the thus concentrated organic material with a mixture of a cationic polymer or copolymer in the presence of an anionic surfactant, a monionic surfactant or both; and c) separating the organic material from the effluent by flotation.