| 发明名称 |
BIOLOGICAL TREATMENT METHOD AND BIOLOGICAL TREATMENT DEVICE |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To effectively reduce the volume of sludge produced in the biological treatment of organic waste water. <P>SOLUTION: The biological treatment sludge is digested in a digesting tank 4 and then solubilized in an ozone treatment tank 3 and the modified sludge is returned to a biological treatment tank 1. The digested sludge is separated from the liquid and solubilized, and the modified sludge is returned to the digestion tank and to the biological treatment tank. <P>COPYRIGHT: (C)2003,JPO</p> |
| 申请公布号 |
JP2003275784(A) |
申请公布日期 |
2003.09.30 |
| 申请号 |
JP20020081160 |
申请日期 |
2002.03.22 |
| 申请人 |
KURITA WATER IND LTD |
发明人 |
RAJIV GOEL;YASUI HIDENARI |
| 分类号 |
C02F3/12;C02F3/28;C02F11/02;C02F11/04;C02F11/06;C02F11/12;C02F11/18;(IPC1-7):C02F3/12 |
主分类号 |
C02F3/12 |
| 代理机构 |
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