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.

Date of Patent:
May. 20, 2025

Filed:

Dec. 01, 2020
Applicant:

Ifp Energies Nouvelles, Rueil-Malmaison, FR;

Inventors:

Julien Grandjean, Rueil-Malmaison, FR;

Thierry Huard, Rueil-Malmaison, FR;

Aurelie Wender, Rueil-Malmaison, FR;

Francois Grosjean, Rueil-Malmaison, FR;

Jean Kittel, Rueil-Malmaison, FR;

Abdelkader Lettat, Rueil-Malmaison, FR;

Marie Dehlinger, Rueil-Malmaison, FR;

Aurelie Mouret, Rueil-Malmaison, FR;

Xavier Courtial, Rueil-Malmaison, FR;

Assignee:

IFP Energies nouvelles, Rueil-Malmaison, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10L 3/10 (2006.01); B01D 53/14 (2006.01); B01D 53/52 (2006.01); B01D 53/62 (2006.01); B01D 53/96 (2006.01);
U.S. Cl.
CPC ...
C10L 3/103 (2013.01); B01D 53/1425 (2013.01); B01D 53/1462 (2013.01); B01D 53/1493 (2013.01); B01D 53/526 (2013.01); B01D 53/62 (2013.01); B01D 53/96 (2013.01); C10L 3/104 (2013.01); B01D 2252/103 (2013.01); B01D 2252/20415 (2013.01); B01D 2252/20431 (2013.01); B01D 2252/20447 (2013.01); B01D 2252/20489 (2013.01); B01D 2252/504 (2013.01); B01D 2252/602 (2013.01); B01D 2256/245 (2013.01); B01D 2257/304 (2013.01); B01D 2257/306 (2013.01); B01D 2257/308 (2013.01); B01D 2257/504 (2013.01); B01D 2258/05 (2013.01);
Abstract

The present invention relates to a process for removing acid compounds contained in a gaseous effluent which consists in bringing a gaseous effluent into contact, in the absorption column, with an absorbent solution comprising water, between 20% and 28% by weight of pentamethyldipropylenetriamine and between 5% and 35% by weight of N-methyldiethanolamine.


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