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:
Aug. 06, 2013
Filed:
Nov. 07, 2008
Applicants:
Berian John Daniel, Beverley, GB;
Benjamin Patrick Gracey, Hull, GB;
Inventors:
Berian John Daniel, Beverley, GB;
Benjamin Patrick Gracey, Hull, GB;
Assignee:
BP P.L.C., London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 29/149 (2006.01);
U.S. Cl.
CPC ...
Abstract
Process for the conversion of ethanoic acid into ethanol by (a) introducing ethanoic acid and Hinto a primary hydrogenation unit in the presence of a precious metal-based catalyst to produce ethanol and ethyl ethanoate and (b) introducing ethyl ethanoate, from step (a), together with Hinto a secondary hydrogenation unit in the presence of a copper-based catalyst to produce ethanol. Ethanol from step (b) is recovered.