| 发明名称 |
PROCESS FOR TREATING SPENT VANADIUM CATALYSTS |
| 摘要 |
<p>FIELD: nonferrous metallurgy, hydrometallurgy. SUBSTANCE: method involves neutralization of the parent product, filtration, alkaline leaching of the separated solid residue at mole ratio of total potassium, sodium and/or ammonium to silicon = (0.2-0.5):1 up to concentration of free hydroxyl-ions 0.1-0.2 g-ion/l. EFFECT: increased extraction and quality of vanadium pentoxide.</p> |
| 申请公布号 |
RU2085604(C1) |
申请公布日期 |
1997.07.27 |
| 申请号 |
RU19950105701 |
申请日期 |
1995.04.13 |
| 申请人 |
INSTITUT METALLURGII I OBOGASHCHENIYA NATSIONALNOGO TSENTRA PO KOMPLEKSNOJ PERERABOTKE MINIRALNOGO SYRYA RESPUBLIKI KAZAKHSTAN |
发明人 |
KOZLOV VLADILLEN ALEKSANDROVICH;BATRAKOVA LARISA KHASANOVNA;TERLIKBAEVA ALMA ZHOLDASOVNA;PARSHINA INNA NIKOLAEVNA;FILTSEV YURIJ NIKOLAEVICH;LARIN VALERIJ KONSTANTINOVICH;GOLOVIN VALERIJ FEDOROVICH;GRUZINSKIJ IGOR VLADIMIROVICH |
| 分类号 |
C22B34/22;C22B7/00;(IPC1-7):C22B34/22 |
主分类号 |
C22B34/22 |
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