发明名称 |
EXTRACTION OF SULPHUR FROM PYRITIC MINERALS |
摘要 |
Extraction of sulphur from pyritic minerals which comprises the oxidising lixiviation of pulverised minerals followed by extraction by means of an organic solvent; this lixiviation is preceded by separation of sulphides of non-ferrous metals by flotation. The organic solvent may be benzene, toluene, ethyl benzene or xylene. |
申请公布号 |
AU7172387(A) |
申请公布日期 |
1987.10.22 |
申请号 |
AU19870071723 |
申请日期 |
1987.04.16 |
申请人 |
SOCIETE NATIONALE ELF AQUITAINE (PRODUCTION), |
发明人 |
DIDIER ANGLEROT;JEAN-LOUIS DETIENNE |
分类号 |
B03D1/06;C01B17/06 |
主分类号 |
B03D1/06 |
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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