| 发明名称 |
PROCESS FOR PREPARATION OF NICKEL AMMINE CRYSTALS |
| 摘要 |
<p>PROCESS FOR PREPARATION OF NICKEL AMMINE CRYSTALS Crystals of nickel ammine compound are prepared by treating a nickel-containing substance to recover the nickel in said substance in the form of an aqueous solution of a nickel ammine compound, adding ammonia to said aqueous solution to reduce the solubility of the nickel ammine compound by increasing the concentration of free ammonia in said solution and thereby precipitating crystals of the nickel ammine compound, and recovering the precipitated crystals.</p> |
| 申请公布号 |
CA1102996(A) |
申请公布日期 |
1981.06.16 |
| 申请号 |
CA19780304831 |
申请日期 |
1978.06.06 |
| 申请人 |
OKABE, TAIJIRO |
发明人 |
TAMAI, YASUKATSU;ISHII, HAJIME;MIZOGUCHI, TADAAKI;OKUWAKI, AKITSUGU;SATO, TSUGIO;OKABE, TAIJIRO |
| 分类号 |
C01G53/00;(IPC1-7):01G53/00 |
主分类号 |
C01G53/00 |
| 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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