| 发明名称 |
Process for the purification of water |
| 摘要 |
<p>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.</p> |
| 申请公布号 |
EP1974806(A1) |
申请公布日期 |
2008.10.01 |
| 申请号 |
EP20070005854 |
申请日期 |
2007.03.21 |
| 申请人 |
OMYA DEVELOPMENT AG |
发明人 |
GANE, PATRICK A. C.;SCHOELKOPF, JOACHIM;GANTENBEIN, DANIEL |
| 分类号 |
B01J20/04;C02F1/28;C02F1/56;C02F103/28;C02F103/32 |
主分类号 |
B01J20/04 |
| 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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