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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.:

US 9962645 B1

PDFFull Text
Date of Patent:
May. 08, 2018

Filed:

May. 12, 2015

Absorbent solution containing a mixture of 1,2-bis-(2-dimethylaminoethoxy)-ethane and of 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, and method of removing acid compounds from a gaseous effluent

Applicant:

Ifp Energies Nouvelles, Rueil-Malmaison, FR;

Inventors:

Bruno Delfort, Paris, FR;

Dominique Le Pennec, Orgerus, FR;

Julien Grandjean, Lyons, FR;

Thierry Huard, Saint Symphorien D'Ozon, FR;

Laetitia Giraudon, Saint Michel sur Rhone, FR;

Aurelie Wender, Rueil-Malmaison, FR;

Assignee:

IFP Energies nouvelles, Rueil-Malmaison, FR;

Attorney:

Fitch, Even, Tabin & Flannery, LLP

Primary Examiner:

Daniel Berns

Int. Cl.
CPC ...
B01D 53/78 (2006.01); B01D 53/14 (2006.01); B01D 53/52 (2006.01); B01D 53/96 (2006.01);
U.S. Cl.
CPC ...
B01D 53/1493 (2013.01); B01D 53/1425 (2013.01); B01D 53/1468 (2013.01); B01D 53/1475 (2013.01); B01D 2252/103 (2013.01); B01D 2252/2041 (2013.01); B01D 2252/20405 (2013.01); B01D 2252/20431 (2013.01); B01D 2252/20484 (2013.01); B01D 2252/504 (2013.01); B01D 2256/00 (2013.01); B01D 2256/16 (2013.01); B01D 2256/20 (2013.01); B01D 2256/24 (2013.01); B01D 2256/245 (2013.01); B01D 2257/306 (2013.01); B01D 2257/308 (2013.01); B01D 2257/504 (2013.01); B01D 2258/025 (2013.01); B01D 2258/0233 (2013.01); B01D 2258/0283 (2013.01); B01D 2258/0291 (2013.01); B01D 2258/05 (2013.01); Y02C 10/06 (2013.01);
Abstract

The invention relates to an absorbent solution for absorbing acid compounds, such as hydrogen sulfide and carbon dioxide, in a gaseous effluent, containing water and a mixture of amines comprising 1,2-bis-(2-dimethylaminoethoxy)-ethane and 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, of respective formulas (I) and (II) below, and to a method of removing acid compounds contained in a gaseous effluent using this solution.

Find Patent Forward Citations

Delfort, Bruno. (2018). Absorbent solution containing a mixture of 1,2-bis-(2-dimethylaminoethoxy)-ethane and of 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, and method of removing acid compounds from a gaseous effluent (U.S. Patent No. 9962645). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9962645

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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