| 发明名称 |
PROCESS FOR THE BIOLOGICAL PURIFICATION OF WASTE WATER |
| 摘要 |
<p>The present invention relates to a process for the biological purification o f wastewater in which a liquid stream is fed to the aerobic biological purification stage, which liquid stream has already been freed in advance from undissolved substances using a membra ne separation process.</p> |
| 申请公布号 |
CA2250890(C) |
申请公布日期 |
2007.06.19 |
| 申请号 |
CA19972250890 |
申请日期 |
1997.04.02 |
| 申请人 |
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. |
发明人 |
TROESCH, WALTER |
| 分类号 |
C02F1/44;C02F1/20;C02F1/52;C02F3/02;C02F3/12;C02F9/00;C02F9/14 |
主分类号 |
C02F1/44 |
| 代理机构 |
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