发明名称 |
PROCESS FOR THE PURIFICATION OF WATER |
摘要 |
The present invention relates to a process for the purification of water by adding surface-reacted natural calcium carbonate or an aqueous suspension comprising surface-reacted calcium carbonate and having a pH greater than 6.0 measured at 20 °C, to the medium, wherein the surface-reacted calcium carbonate is a reaction product of natural calcium carbonate with carbon dioxide and one or more acids and the use of the surface-reacted natural calcium carbonate for this process. |
申请公布号 |
PT1974806(E) |
申请公布日期 |
2012.01.03 |
申请号 |
PT20070005854T |
申请日期 |
2007.03.21 |
申请人 |
OMYA DEVELOPMENT AG |
发明人 |
DANIEL GANTENBEIN;JOACHIM SCHOELKOPF;PATRICK A. C. GANE |
分类号 |
B01J20/04;C02F1/28;C02F1/56;C02F103/28;C02F103/32 |
主分类号 |
B01J20/04 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|