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:
Mar. 15, 2005
Filed:
Jul. 16, 2001
Applicants:
Frieder Borgmeier, Mannheim, DE;
Andreas Tenten, Maikammer, DE;
Hartmut Hibst, Schriesheim, DE;
Klaus Joachim Müller-engel, Stutensee, DE;
Signe Unverricht, Mannheim, DE;
Gerhard Cox, Bad Dürkheim, DE;
Inventors:
Frieder Borgmeier, Mannheim, DE;
Andreas Tenten, Maikammer, DE;
Hartmut Hibst, Schriesheim, DE;
Klaus Joachim Müller-Engel, Stutensee, DE;
Signe Unverricht, Mannheim, DE;
Gerhard Cox, Bad Dürkheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C057/02 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for producing acrylic acid by the heterogeneously catalysed gas-phase oxidation of propane on a multi-metal oxide mass, said mass containing the elements Mo, V, Te and/or Sb and having a specific X-ray diffractogram.