| 发明名称 |
METHOD OF EXHAUSTIVE DESALTING OF WATER CONTAINING COLLOIDAL SILICA |
| 摘要 |
FIELD: water treatment. SUBSTANCE: process consists in filtration of water on mechanical, sorption, and ion-exchange filters and includes additional treatment with soda and/or alkali at heating to 80 to 250 C at pH higher than 7.0 for at least 3 min. EFFECT: reduced level of colloidal silicon to 30-40 mcg/l. 1 dwg |
| 申请公布号 |
RU2137719(C1) |
申请公布日期 |
1999.09.20 |
| 申请号 |
RU19970107071 |
申请日期 |
1997.05.05 |
| 申请人 |
PARFENOV LEONID NIKOLAEVICH |
发明人 |
PARFENOV L.N. |
| 分类号 |
C02F1/60;C02F1/28;C02F1/42;C02F1/66;C02F9/00;C02F9/04;C02F101/10;C02F103/08 |
主分类号 |
C02F1/60 |
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