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. 10, 1990
Filed:
Nov. 25, 1988
Applicant:
Inventors:
Hans Martan, Frankenthal, DE;
Matthias Schwarzmann, Limburgerhof, DE;
Karl-Heinz Boehning, Darmstadt, DE;
Heinz Dreyer, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502212 ; 502311 ;
Abstract
A catalytically active composition for the gas phase oxidation of propylene to acrolein and acrylic acid, of the general formula