| 发明名称 |
METHOD OF PROCESSING USED BATTERY |
| 摘要 |
The invention relates to a method for recovering cadmium in used nickel-cadmium batteries by heat treatment. According to the invention, a plastic case for a battery can be separated from a battery body easily without leaking cadmium. High purity cadmium can be recovered by volatilizing cadmium in a non-oxidizing atmosphere. <IMAGE> |
| 申请公布号 |
EP0521242(A3) |
申请公布日期 |
1993.09.22 |
| 申请号 |
EP19920104508 |
申请日期 |
1992.03.16 |
| 申请人 |
MITSUI MINING & SMELTING CO., LTD. |
发明人 |
GUNJISHIMA, HISASHI;TANAKA, JUNICHIRO;ONOUE, MASAHARU |
| 分类号 |
B09B5/00;C22B17/02;H01M10/54 |
主分类号 |
B09B5/00 |
| 代理机构 |
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