公开(公告)号：EP1194376A4

公开(公告)日：2004-04-07

申请号：EP00918583

申请日：2000-04-20

申请人： ALCOA AUSTRALIA

发明人： DE WITT GERALDINE CHARMAINE ,  ROACH GERALD IAN DUNSTAN ,  REID GLENN

IPC分类号： C01F7/06 ,  C01F7/47 ,  D21C11/00 ,  C01F11/18

CPC分类号： D21C11/0078 ,  C01F7/0646 ,  C01F7/47

摘要： A method for the causticisation of an alkaline solution, the method characterised by the step of adding a quantity of lime to the alkaline solution to produce a reaction mixture in such a manner that the reaction temperature of the reaction mixture so produced rapidly exceeds the atmospheric boiling point of the alkaline solution.