发明名称 |
A process for producing polyaluminium chloride |
摘要 |
<p>A process for production of polyaluminium chloride solution, which process comprises mixing hydrogen chloride with, and bringing it to react with, under heating, aluminium hydroxide and a sulphate-containing press cake, whereby at least part of said reaction is carried out at overpressure, and that said part is heated to a temperature above the upper limit of the boiling range or the boiling point a mixture of the same composition would have had at atmospheric pressure.</p> |
申请公布号 |
EP0884278(A1) |
申请公布日期 |
1998.12.16 |
申请号 |
EP19970201763 |
申请日期 |
1997.06.11 |
申请人 |
AKZO NOBEL N.V.;EKA CHEMICALS AB |
发明人 |
PELIN, KALLE;HULTEN, FELIX;WESTRIN, ULF;SOERENSEN, OLLE |
分类号 |
C01F7/56;(IPC1-7):C01F7/56 |
主分类号 |
C01F7/56 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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