| 摘要 |
<p>The invention relates to a process for treating a mixture, in particular a neutralized Beckmann rearrangement mixture, comprising i) an ammonium sulfate solution phase containing first organic impurities and ii) an aqueous lactam phase containing second organic impurities, wherein said process comprises forming an aqueous liquid containing the first and second organic impurities, and subjecting the aqueous liquid to a wet air oxidation process to purify the aqueous liquid.</p> |
