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本发明涉及从由包含乙酸乙酯和乙醛的混合氧化物加氢获得的粗乙醇产物中回收乙醇的方法。粗乙醇在至少一个精馏塔中分离以制得乙醇,混合的含氧化合物可以从合成气获得。
The present invention relates to a process for recovering ethanol from a crude ethanol product obtained by hydrogenation of a mixed oxide comprising ethyl acetate and acetaldehyde. The caustic ethanol is separated in at least one rectification column to produce ethanol, and the mixed oxygenates can be obtained from syngas.