| 发明名称 |
Method for treating used or exhausted photographic fixing solution |
| 摘要 |
Removal of silver and reduction of COD value in used or exhausted photographic fixing solution are effectively conducted by electrolysis of reversing repeatedly polarity of positive and negative electrodes.
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| 申请公布号 |
US4073705(A) |
申请公布日期 |
1978.02.14 |
| 申请号 |
US19760731687 |
申请日期 |
1976.10.12 |
| 申请人 |
AGENCY OF INDUSTRIAL SCIENCE & TECHNOLOGY |
发明人 |
TORIKAI, EIICHI;KAWAMI, YOUJI |
| 分类号 |
G03C5/00;C02F1/461;C25B1/00;C25C1/20;G03C5/38;G03C5/395;(IPC1-7):C25B1/00 |
主分类号 |
G03C5/00 |
| 代理机构 |
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代理人 |
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