The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2014
Filed:
Nov. 20, 2012
Celanese International Corporation, Irving, TX (US);
Victor J. Johnston, Houston, TX (US);
David Lee, Seabrook, TX (US);
Mark O. Scates, Houston, TX (US);
R. Jay Warner, Houston, TX (US);
Heiko Weiner, Pasadena, TX (US);
Radmila Wollrab, Pasadena, TX (US);
Zhenhua Zhou, Houston, TX (US);
Emily Duff, League City, TX (US);
Andrew Shuff, League City, TX (US);
Celanese International Corporation, Irving, TX (US);
Abstract
Recovery of ethanol from a crude product comprising ethyl acetate obtained from the hydrogenation of acetic acid. The crude product is separated to form an organic stream that may be subjected to hydrogenolysis to form ethanol. The organic phase may comprise ethyl acetate is reacted via hydrogenolysis form ethanol that may be directly or indirectly fed to the separation zone or the hydrogenation reactor.