发明名称 |
RECOVERY METHOD OF VALUABLES FROM LITHIUM ION SECONDARY BATTERY AND RECOVERED MATERIAL HAVING VALUABLES |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a recovery method of valuables which can recover the valuables such as cobalt and nickel from a lithium ion secondary battery with high recovery rate as well as an easy process. <P>SOLUTION: A recovery method of valuables from a lithium ion secondary battery comprises: a roasting step to obtain a roasted material by roasting the lithium ion secondary battery at 400°C or higher; a crushing step to obtain a crushed material by hitting and crushing the roasted material; and a screening step to obtain a recovered material where the crushed material is sieved to over-sized material and under-sized material. <P>COPYRIGHT: (C)2012,JPO&INPIT |
申请公布号 |
JP2012079630(A) |
申请公布日期 |
2012.04.19 |
申请号 |
JP20100225926 |
申请日期 |
2010.10.05 |
申请人 |
DOWA ECO-SYSTEM CO LTD |
发明人 |
FUJITA KOUJI;HONMA YOSHIHIRO;WATANABE AKISHIGE;YUMOTO TETSUYA;KUZUHARA SHUNSUKE;SUGAWARA NAOKI |
分类号 |
H01M10/54;B09B3/00;B09B5/00;C22B1/00;C22B1/02;C22B7/00;C22B23/00 |
主分类号 |
H01M10/54 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|