| 发明名称 |
Process of manufacture of drinking water from soft water |
| 摘要 |
<p>Process for preparing drinking water from soft water with a pH of≤6 comprises flocculating turbidity-causing materials with metal salts and filtering off the flocculated material, and subsequently raising the pH and adjusting the calcite balance by addn. of high purity lime water (and opt. CO2) as hardening agent.</p> |
| 申请公布号 |
EP0773193(B1) |
申请公布日期 |
2000.04.12 |
| 申请号 |
EP19950117788 |
申请日期 |
1995.11.11 |
| 申请人 |
PASSAVANT - ROEDIGER UMWELTTECHNIK GMBH |
发明人 |
GRAEF, FRANZ |
| 分类号 |
C02F1/52;C02F1/66;(IPC1-7):C02F5/02;C02F5/06 |
主分类号 |
C02F1/52 |
| 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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