| 发明名称 |
SELECTIVE BASE METALS LEACHING FROM LATERITE ORES |
| 摘要 |
A process to use ferric sulphate equilibrium to reduce overall acid consumption and iron extraction, the process comprising the steps of: (i) sulphating; (ii) selective pyrolysis and (iii) selective dissolution. |
| 申请公布号 |
EP2714950(A1) |
申请公布日期 |
2014.04.09 |
| 申请号 |
EP20120730143 |
申请日期 |
2012.06.04 |
| 申请人 |
VALE S.A. |
发明人 |
BERNI, TIAGO VALENTIM;PEREIRA, ANTONIO CLARETI;MENDES, FLÁVIA DUTRA |
| 分类号 |
C22B3/08 |
主分类号 |
C22B3/08 |
| 代理机构 |
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代理人 |
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| 地址 |
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