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.

Date of Patent:
Mar. 25, 2014

Filed:

Apr. 26, 2011
Applicants:

Radmila Jevtic, Pasadena, TX (US);

Victor J. Johnston, Houston, TX (US);

Tianshu Pan, Houston, TX (US);

R. Jay Warner, Houston, TX (US);

Heiko Weiner, Pasadena, TX (US);

Josefina T. Chapman, Houston, TX (US);

Inventors:

Radmila Jevtic, Pasadena, TX (US);

Victor J. Johnston, Houston, TX (US);

Tianshu Pan, Houston, TX (US);

R. Jay Warner, Houston, TX (US);

Heiko Weiner, Pasadena, TX (US);

Josefina T. Chapman, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 27/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Purifying and/or recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid from an feed stream comprising water. The presence of water does not significantly impact acid conversion or selectivity to ethanol. Further the addition of water allows for improved recovery of ethanol.


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