发明名称 |
Extraction agent for palladium and platinum and process of extracting same |
摘要 |
Disclosed herein are an extracting agent for precious metal having the below foretold and a process of extracting precious metals employing the said extracting agent from a hydrochloric acid solution containing the precious metals. Further, by controlling the concentration of the hydrochloric acid solution and the extraction time, the separation of the metals can be performed. <IMAGE>
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申请公布号 |
US5342526(A) |
申请公布日期 |
1994.08.30 |
申请号 |
US19920975268 |
申请日期 |
1992.11.12 |
申请人 |
TANAKA KIKINZOKU KOGYO K.K. |
发明人 |
INOUE, KATSUTOSHI;YOSHIZUKA, KAZUHARU;BABA, YOSHINARI;TAZAKI, MASATO |
分类号 |
B01D11/04;C22B3/34;C22B3/36;C22B11/00;(IPC1-7):B01D11/04 |
主分类号 |
B01D11/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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