发明名称 |
Process for making photoprocessing waste solution harmless. |
摘要 |
A process for making a waste solution containing organic aminocarboxylic acids harmless is described, which comprises biologically treating the waste solution containing aminocarboxylic acids followed by another biological treatment in the presence of activated carbon. A process for making a photoprocessing waste solution harmless is also described, which comprises a step of a first biological treatment of a waste solution containing organic aminocarboxylic acids, the following step of a second biological treatment in the presence of activated carbon and a step of biological nitrification and denitrification. |
申请公布号 |
EP0683138(A3) |
申请公布日期 |
1998.07.01 |
申请号 |
EP19950107548 |
申请日期 |
1995.05.17 |
申请人 |
FUJI PHOTO FILM CO., LTD. |
发明人 |
SUZUKI, SEIJI;HARA, NAOKO |
分类号 |
C02F1/28;C02F3/12;C02F3/30 |
主分类号 |
C02F1/28 |
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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