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. 21, 2014
Filed:
Aug. 27, 2012
Zhenhua Zhou, Houston, TX (US);
Victor Johnston, Houston, TX (US);
Dheeraj Kumar, Pearland, TX (US);
Xiaoyan Tu, Blacksburg, VA (US);
Heiko Weiner, Pasadena, TX (US);
Radmila Wollrab, Pasadena, TX (US);
Zhenhua Zhou, Houston, TX (US);
Victor Johnston, Houston, TX (US);
Dheeraj Kumar, Pearland, TX (US);
Xiaoyan Tu, Blacksburg, VA (US);
Heiko Weiner, Pasadena, TX (US);
Radmila Wollrab, Pasadena, TX (US);
Celanese International Corporation, Irving, TX (US);
Abstract
The present invention relates to catalysts, to processes for making catalysts and to chemical processes employing such catalysts. The catalysts are preferably used for converting acetic acid to ethanol. The catalyst comprises a precious metal and one or more active metals on a modified support. The modified support may comprise cobalt tungstate.