Process for purifying air by adsorbing CO.sub.2 and H.sub.2 O im

Details Process for purifying air by adsorbing CO.sub.2 and H.sub.2 O im Process for purifying air by adsorbing CO.sub.2 and H.sub.2 O im

1998-12-03

2000-10-03

Bennett, Henry

Refrigeration

Cryogenic treatment of gas or gas mixture

Separation of gas mixture

F25J 300

Patent

active

061256552

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.

REFERENCES:
patent: 4717406 (1988-01-01), Giacobbe
patent: 5012037 (1991-04-01), Doshi et al.
patent: 5156657 (1992-10-01), Jain et al.

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