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:
Apr. 17, 2006
Filed:
Jul. 15, 1997
Applicants:
Holger Borchert, Offstein, DE;
Uwe Dingerdissen, Seeheim-Jungenheim, DE;
Inventors:
Holger Borchert, Offstein, DE;
Uwe Dingerdissen, Seeheim-Jungenheim, DE;
Assignee:
Celanese Chemicals Europe GmbH, Oberhausen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/16 (2005.12); B01J 21/16 (2005.12);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a process for the selective preparation of acetic acid from a gaseous feed comprising ethane, ethylene or mixtures thereof plus oxygen at elevated temperature, which comprises bringing the gaseous feed into contact with a catalyst comprising the elements Mo, Pd, X and Y in gram atom ratios a:b:c:d in combination with oxygenMoPdXY  (I)where the symbols X and Y have the following meanings: