发明名称 |
FORFARANDE FOR EXTRAKTION AV VANADIN FRAN EN DEAKTIVERAD KATALYSATOR GENOM SYRAEXTRAKTION |
摘要 |
<p>A process for recovering vanadium from a deactivated catalyst in which process a catalyst which has become deactivated in the catalytic hydrotreatment of a vanadium-containing hydrocarbon oil is treated with a mixture of steam and air under specified conditions followed by extraction with an aqueous solution of a mineral acid in the presence of a reducing agent, after which vanadium is isolated from the vanadium-containing solution thus obtained.</p> |
申请公布号 |
SE444581(B) |
申请公布日期 |
1986.04.21 |
申请号 |
SE19780003322 |
申请日期 |
1978.03.22 |
申请人 |
SHELL INTERNATIONALE RESEARCH MIJ BV |
发明人 |
W H J * STORK |
分类号 |
B01J23/22;B01J23/84;B01J23/90;B01J23/94;B01J38/60;C01G31/00;C10G45/06;C22B7/00;C22B23/00;C22B34/22;(IPC1-7):C22B34/22 |
主分类号 |
B01J23/22 |
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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