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 |
US8066884(B2) |
申请公布日期 |
2011.11.29 |
申请号 |
US20080449915 |
申请日期 |
2008.03.19 |
申请人 |
GANE PATRICK A. C.;SCHOLKOPF JOACHIM;GANTENBEIN DANIEL;OMYA DEVELOPMENT AG |
发明人 |
GANE PATRICK A. C.;SCHOLKOPF JOACHIM;GANTENBEIN DANIEL |
分类号 |
C02F1/28 |
主分类号 |
C02F1/28 |
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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