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:
Dec. 19, 2023

Filed:

Jan. 12, 2022
Applicant:

L'air Liquide, Société Anonyme Pour L'etude ET L'exploitation Des Procédés Georges Claude, Paris, FR;

Inventors:

Fabrice Del Corso, Saclay, FR;

Jean Caudal, Versailles, FR;

Xavier Paubel, Montigny le Bretonneux, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 51/10 (2006.01); B01D 53/02 (2006.01); B01D 53/60 (2006.01); C01B 32/50 (2017.01); B01D 53/00 (2006.01); C03B 5/235 (2006.01);
U.S. Cl.
CPC ...
B01D 53/60 (2013.01); B01D 51/10 (2013.01); B01D 53/02 (2013.01); C01B 32/50 (2017.08); B01D 53/002 (2013.01); B01D 2258/0283 (2013.01); C03B 5/235 (2013.01);
Abstract

Method and installation for treating a CO- and HO-containing flue gas generated by an industrial process unit before CCUS, whereby the flue gas evacuated from the unit is subjected to cooling to a temperature T2 between 100 and 600° C., whereby the cooled flue gas is pretreated in one or more particle removal and/or gas cleaning and/or drying stages and the temperature of the cooled flue gas is further reduced to a temperature T3<T2, before a first part of pretreated flue gas is subjected to CCUS, a second part of the pretreated flue gas being recycled at temperature T3 as a cooling agent and mixed with the flue gas during the controlled cooling thereof, partially or fully purified COfrom the CCUS may be recycled at temperature T4<T2 may be recycled as a cooling agent and mixed with the flue gas during the controlled cooling.


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