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:
May. 23, 2017
Filed:
May. 14, 2012
Applicants:
Daniel Amoros, Valleraugue, FR;
Mathias Brehelin, Lyons, FR;
Andreas Hummel, Freiburg, DE;
Thomas Krumrey, Teningen, DE;
Inventors:
Daniel Amoros, Valleraugue, FR;
Mathias Brehelin, Lyons, FR;
Andreas Hummel, Freiburg, DE;
Thomas Krumrey, Teningen, DE;
Assignee:
SOLVAY ACETOW GmbH, Freiburg, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 51/48 (2006.01); C07C 51/44 (2006.01); B01D 3/14 (2006.01); B01D 3/40 (2006.01); B01D 11/04 (2006.01);
U.S. Cl.
CPC ...
C07C 51/48 (2013.01); B01D 3/141 (2013.01); B01D 3/40 (2013.01); B01D 11/043 (2013.01); B01D 11/0446 (2013.01); C07C 51/44 (2013.01);
Abstract
The present invention relates to a process for the recovery of acetic acid. The invention more particularly relates to a process comprising a stage of liquid/liquid extraction of an aqueous solution comprising acetic acid and to a stage of distillation of the extract obtained.