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. 02, 2002
Filed:
Jul. 27, 2000
Applicant:
Inventors:
Hermann Berwe, Nörvenich-Pingsheim, DE;
Rüdiger Knauf, Aull, DE;
Herbert Neumann, Bergheim, DE;
Matthias Stumpf, Wiesbaden, DE;
Manfred Wolter, Erftstadt, DE;
Assignee:
Axiva GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 4/534 ;
U.S. Cl.
CPC ...
C07C 4/534 ;
Abstract
The invention relates to a process for preparing carbonyl compounds from olefins and an oxidizing agent in which the olefin is oxidized in a reactor, a reaction gas mixture which comprises unoxidized olefin being formed, which comprises separating off unoxidized olefin at least in part from the reaction gas mixture by a membrane process.