| 发明名称 |
BIOLOGICAL TREATMENT METHOD AND APPARATUS INCLUDING DENITRIFICATION FOR WASTE WATER. |
| 摘要 |
<p>In a known process in which water to be treated is held in an activated sludge tank before being clarified, a method is described whereby at least a portion (8) of the mixed liquor in said tank (B2) is passed to a separate fluidized bed (L) provided with solid expanding granulates before being returned to the clarification phase (C). Several embodiments are described.</p> |
| 申请公布号 |
EP0498875(B1) |
申请公布日期 |
1994.05.04 |
| 申请号 |
EP19910916319 |
申请日期 |
1991.09.03 |
| 申请人 |
OTV (OMNIUM DE TRAITEMENTS ET DE VALORISATION);CENTRE INTERNATIONAL DE L'EAU DE NANCY (NAN.C.I.E.);COULOM, THIERRY |
发明人 |
COULOM, THIERRY;SIBONY, JACQUES |
| 分类号 |
C02F3/12;C02F3/28;C02F3/30;(IPC1-7):C02F3/30 |
主分类号 |
C02F3/12 |
| 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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