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. 31, 2006
Filed:
Jan. 12, 2002
Applicants:
Raimund Felder, Neustadt, DE;
Signe Unverricht, Mannheim, DE;
Heiko Arnold, Mannheim, DE;
Jochen Petzoldt, Mannheim, DE;
Inventors:
Raimund Felder, Neustadt, DE;
Signe Unverricht, Mannheim, DE;
Heiko Arnold, Mannheim, DE;
Jochen Petzoldt, Mannheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01J 23/00 (2006.01); B01J 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a method for the heterogenically catalyed gas-phase partial oxidation of precursor compounds of (meth)acrylic acid in a fixed catalyst bed, containing as the catalyst an activated mass of mixed oxide, shaped to form a geometric body. Said geometric body is a geometric base body, into whose surface a cavity is incorporated.