Weak acid recovery system for ethanol separation processes

Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid and recovery of unreacted acetic acid from a weak acid stream. The unreacted acetic acid may be recovered as a dry acetic acid composition and may be directly or indirectly fed to the hydrogenation reacto...

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Bibliographische Detailangaben
Hauptverfasser: WARNER, R. JAY, SARAGER, LINCOLN, LEE, DAVID, HALE, TRINITY, WOLLRAB, RADMILA, JOHNSTON, VICTOR J, OROSCO, ADAM
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid and recovery of unreacted acetic acid from a weak acid stream. The unreacted acetic acid may be recovered as a dry acetic acid composition and may be directly or indirectly fed to the hydrogenation reactor.