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:
Dec. 07, 2010
Filed:
Jan. 22, 2008
Applicants:
Hubert Redlingshöfer, Münchsteinach, DE;
Christoph Weckbecker, Gründau-Lieblos, DE;
Klaus Huthmacher, Geinhausen, DE;
Andreas Dörflein, Groβkrotzenburg, DE;
Inventors:
Hubert Redlingshöfer, Münchsteinach, DE;
Christoph Weckbecker, Gründau-Lieblos, DE;
Klaus Huthmacher, Geinhausen, DE;
Andreas Dörflein, Groβkrotzenburg, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 38/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for regenerating a catalyst used in the preparation of acrolein from glycerol, which comprises tungsten compounds and has acidic properties and at least one promoter.