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:
Jan. 13, 2026
Filed:
Feb. 09, 2021
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Ulrich Hammon, Ludwigshafen am Rhein, DE;
Klaus Joachim Mueller-Engel, Ludwigshafen am Rhein, DE;
Steffen Rissel, Ludwigshafen am Rhein, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/48 (2006.01); B01D 11/04 (2006.01); B01D 53/14 (2006.01); C07C 51/44 (2006.01); C07C 51/47 (2006.01);
U.S. Cl.
CPC ...
C07C 51/48 (2013.01); B01D 11/0488 (2013.01); B01D 11/0492 (2013.01); B01D 53/1431 (2013.01); B01D 53/1487 (2013.01); C07C 51/44 (2013.01); C07C 51/47 (2013.01); B01D 53/1493 (2013.01); B01D 2252/205 (2013.01);
Abstract
The present invention relates to a process for recovering acrylic acid which is obtained by catalytic gas phase oxidation of propene, The present invention further relates to a corresponding plant for recovery of acrylic acid.