| 发明名称 |
PROCEDEU PENTRU PREPARAREA CIANURII DE ARGINT |
| 摘要 |
The process comprises pptn. of silver ions with alkaline cyanide based from an aqs. soln. of silver nitrate in dil. nitric acid. The initial concn. is 1-10g/l and the final concn. is 0.1-1g/l. Pref. the concn. are 7-8 and 0.5g/l, in the temp. range 10-49 degrees C, with recovery of the precious metal from stock soln. in the form of silver iodide.
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| 申请公布号 |
RO96845(A2) |
申请公布日期 |
1989.04.28 |
| 申请号 |
RO19860126166 |
申请日期 |
1986.12.27 |
| 申请人 |
PASCU NICOLAE,RO;SACELEAN VIOREL,RO;MIHAI GABRIELA,RO |
发明人 |
PASCU NICOLAE,RO;SACELEAN VIOREL,RO;MIHAI GABRIELA,RO |
| 分类号 |
C01G5/00;(IPC1-7):C01G5/00 |
主分类号 |
C01G5/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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