| 发明名称 |
Method for producing platinum |
| 摘要 |
A method is described for the preparation of platinum wherein first an aqueous solution of a hexahalogenoplatinate is passed through a cation exchanger and then the solution obtained, at a temperature T>+30° C. and a pH of 0 to 4, is reduced by a reducing agent to precipitate in the form of a platinum sponge.
|
| 申请公布号 |
US6315811(B1) |
申请公布日期 |
2001.11.13 |
| 申请号 |
US20000595311 |
申请日期 |
2000.06.16 |
| 申请人 |
W. C. HERAEUS GMBH & CO. KG |
发明人 |
STETTNER MARTIN;GREHL MATTHIAS;MEYER HORST |
| 分类号 |
C01G55/00;C22B3/16;C22B3/20;C22B3/42;C22B3/44;C22B11/00;C25C1/20;(IPC1-7):C22B3/42 |
主分类号 |
C01G55/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
