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:
Jun. 11, 2019
Filed:
Dec. 10, 2015
Applicant:
Union Engineering A/s, Fredericia, DK;
Inventors:
Rasmus Find, Vejle, DK;
Jan Flensted Poulsen, Vorbasse, DK;
Assignee:
Union Engineering A/S, Fredericia, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/14 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1475 (2013.01); B01D 53/1418 (2013.01); B01D 53/1425 (2013.01); B01D 2257/504 (2013.01); B01D 2259/65 (2013.01); Y02A 50/2342 (2018.01); Y02C 10/06 (2013.01);
Abstract
The present invention relates to a method for recovering carbon dioxide from an absorbent rich on gaseous carbon dioxide, in which the energy used for separation of absorbent and carbon dioxide in a stripping column is reduced by using two stripper columns having different operating pressures and recycling heat transfer fluid from the stripper off gas in an energy efficient manner.