| 发明名称 |
METHOD FOR TREATING SLUDGE DERIVED FROM BIOLOGICAL PURIFICATION PLANTS |
| 摘要 |
<p>The invention concerns a method and an installation for treating excess sludge coming from biological purification plants. The method is characterised in that it consists in combining at least a step of digestion (4) and at least a step of wet process oxidation (2) of said sludge, said oxidation step being carried out at a temperature ranging between 50 DEG C and 180 DEG C and at a pressure ranging between 2 and 40 bars.</p> |
| 申请公布号 |
EP1137602(B1) |
申请公布日期 |
2004.09.15 |
| 申请号 |
EP19990957366 |
申请日期 |
1999.12.03 |
| 申请人 |
OTV SA |
发明人 |
MALIK, DJAFER;LUCK, FRANCIS;SIBONY, JACQUES |
| 分类号 |
C02F3/00;C02F11/02;C02F11/04;C02F11/08;(IPC1-7):C02F11/08 |
主分类号 |
C02F3/00 |
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