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, 2015
Filed:
Dec. 03, 2008
Applicants:
Matthias Seiler, Griesheim, DE;
Bernd Glöckler, Rodenbach, DE;
Peter Schwab, Essen, DE;
Stefan Kempka, Essen, DE;
Inventors:
Matthias Seiler, Griesheim, DE;
Bernd Glöckler, Rodenbach, DE;
Peter Schwab, Essen, DE;
Stefan Kempka, Essen, DE;
Assignee:
Evonik Degussa GmbH, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 15/00 (2006.01); B01D 3/34 (2006.01); C09K 5/04 (2006.01);
U.S. Cl.
CPC ...
B01D 3/343 (2013.01); C09K 5/047 (2013.01);
Abstract
To absorb a volatile substance from a gas phase in a liquid absorbent, the gas phase is brought into contact with a film of an absorbent which comprises an ionic liquid and a wetting-promoting additive. The process can be used in absorption refrigerating machines.