| 发明名称 |
METAL RECOVERY |
| 摘要 |
A method for recovering tin and/or tin alloy from a substrate comprising providing a substrate having tin and/or tin alloy thereon; contacting the tin and/or tin alloy with a stripping solution comprising an inorganic acid and a persulfate compound; recovering tin salt and/or tin alloy salt precipitated from the stripping solution; and recovering tin and/or tin alloy from the tin salt and/or tin alloy salt, respectively. |
| 申请公布号 |
US2016304989(A1) |
申请公布日期 |
2016.10.20 |
| 申请号 |
US201414900493 |
申请日期 |
2014.07.02 |
| 申请人 |
Alpha Metals, Inc. |
发明人 |
Pujari Narahari;Sarkar Siuli;Singh Bawa;Goswami Daniel |
| 分类号 |
C22B25/06;C23F1/30;C23F1/44;C22B3/00 |
主分类号 |
C22B25/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for recovering tin and/or tin alloy from a substrate comprising: providing a substrate having tin and/or tin alloy thereon;
contacting the tin and/or tin alloy with a stripping solution comprising an inorganic acid and a persulfate compound; recovering tin salt and/or tin alloy salt precipitated from the stripping solution; and recovering tin and/or tin alloy from the tin salt and/or tin alloy salt, respectively. |
| 地址 |
South Plainfield NJ US |
