发明名称 |
Washing system for nitroaromatic compounds |
摘要 |
A method of removing impurities from a product stream comprising a nitroaromatic product, comprising the steps of washing the product stream with water to remove mineral acids; then washing the product stream with an acidic aqueous solution to remove hydrophilic acids; and then removing residual organic reactant by steam stripping or distillation. |
申请公布号 |
EP2465823(A2) |
申请公布日期 |
2012.06.20 |
申请号 |
EP20120157760 |
申请日期 |
2009.08.18 |
申请人 |
NORAM INTERNATIONAL LIMITED |
发明人 |
BERRETTA, SERGIO |
分类号 |
C02F1/02;C02F9/00;C07C201/06;C07C201/16;C07C205/06 |
主分类号 |
C02F1/02 |
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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