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:
Oct. 03, 2000
Filed:
Dec. 03, 1998
Applicant:
Inventors:
Cyrille Millet, Paris, FR;
Philippe Bourgeois, Paris, FR;
Georges Kraus, Paris, FR;
Jean-Pierre Gabillard, Auffargis, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25J / ;
U.S. Cl.
CPC ...
62641 ;
Abstract
Process for purifying an air flow containing carbon dioxide (CO.sub.2) and water vapour, in which at least some of the CO.sub.2 and water vapour impurities are removed by adsorbing the impurities on at least one calcined alumina containing at most 10% by weight of at least one alkali or alkaline-earth metal oxide, the adsorption being carried out at a temperature of between -10.degree. C. and 80.degree. C.