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. 14, 2025
Filed:
Dec. 21, 2021
Applicant:
Evonik Oxeno Gmbh & Co. KG, Marl, DE;
Inventors:
Stephan Peitz, Oer-Erkenschwick, DE;
Guido Stochniol, Haltern am See, DE;
Martin Oldemeyer, Haltern am See, DE;
Matthias Böse, Raesfeld, DE;
Assignee:
Evonik Oxeno GmbH & Co. KG, Marl, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2005.12); B01D 53/14 (2005.12); C07C 51/12 (2005.12); C07C 51/44 (2005.12);
U.S. Cl.
CPC ...
B01D 53/1406 (2012.12); B01D 53/1412 (2012.12); B01D 53/1425 (2012.12); B01D 53/1493 (2012.12); C07C 51/12 (2012.12); C07C 51/44 (2012.12); B01D 2252/2021 (2012.12);
Abstract
The invention provides a process for removing organic constituents from a gas stream in a two-stage scrubbing operation, in which scrubbing is performed firstly with an alcoholic scrubbing medium and then with an aqueous scrubbing medium. The laden scrubbing media obtained can be used in certain (chemical) processes.