发明名称 |
PROCESS FOR THE SEPARATION OF SULPHURIC ACID FROM AQUEOUS MIXTURES THEREOF WITH PARAFFINSULPHONIC ACIDS |
摘要 |
<p>Sulphuric acid is removed from aqueous mixtures thereof with (C12-C18) alkanesulfonic acids by extracting them with a solvent consisting of a halogenated (C1-C2) hydrocarbon.</p> |
申请公布号 |
EP0273523(B1) |
申请公布日期 |
1990.03.21 |
申请号 |
EP19870202569 |
申请日期 |
1987.12.18 |
申请人 |
ENIRICERCHE S.P.A.;ENICHEM AUGUSTA S.P.A. |
发明人 |
FAGGIAN, LUCIO;BORGARELLO, ENRICO;FRANCO, COSIMO;CARRILLO, GERARDO |
分类号 |
C07C309/02;B01D;B01D3/10;B01D11/04;B01D12/00;C01B17/69;C01B17/90;C07C67/00;C07C301/00;C07C303/42;C07C303/44;C07C309/04 |
主分类号 |
C07C309/02 |
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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