| 发明名称 |
Förfarande för återvinning av germanium från en sur vattenlösning |
| 摘要 |
<p>Process for the recovery of germanium from solutions that contain it, in particular from solutions diluted by the addition of tartaric acid and extraction with an organic solution of a tertiary amine. In the reextraction with sodium hydroxide there is obtained a concentrate of germanium.</p> |
| 申请公布号 |
FI882395(A0) |
申请公布日期 |
1988.05.20 |
| 申请号 |
FI19880002395 |
申请日期 |
1988.05.20 |
| 申请人 |
ASTURIANA DE ZINC, S.A. |
发明人 |
SITGES MENENDEZ, FRANCISCO JAVIER;ARREGUI FERNANDEZ, VICENTE;SITGES MENENDEZ, FERNANDO MARIA;DE LA CUADRA HERRERA, ANTONIO;ALVAREZ TAMARGO, FRANCISCO;RODRIGUEZ VALCARCEL, MATIAS;PRIETO LORENZO, LUIS |
| 分类号 |
C01G17/00;C22B3/26;C22B41/00;(IPC1-7):C01G/ |
主分类号 |
C01G17/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
