| 发明名称 |
FORFARANDE VID VATTENRENING |
| 摘要 |
<p>A method for water purification with removal of nitrogen-containing material by denitrification, in which method native starch is modified and the modified starch is added as a carbonaceous substrate for denitrification bacteria, to an anaerobic zone in a biological purification step.</p> |
| 申请公布号 |
SE8604710(L) |
申请公布日期 |
1988.05.05 |
| 申请号 |
SE19860004710 |
申请日期 |
1986.11.04 |
| 申请人 |
SVERIGES STAERKELSEPRODUCENTER |
发明人 |
HANSSON B |
| 分类号 |
C02F;C02F3/28;C02F3/30;C02F3/34;(IPC1-7):C02F3/30 |
主分类号 |
C02F |
| 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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