B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 53/62 (2006.01) B01D 53/04 (2006.01) F25J 3/08 (2006.01)
Patent
CA 2180235
A process for preparing a flow which is substantially purified with respect to at least one of the impurities O2 and CO, according to which: a) a flow to be purified, comprising at least 90 mol% of a compound chosen from nitrogen, helium, neon, argon, krypton, xenon or a mixture of these compounds and at least one of the impurities O2 and CO, is cooled to a temperature of less than -40°C; b) the cooled flow is passed through an adsorbent for the adsorption of at least one of the impurities O2 and CO, the said adsorbent comprising at least one porous metal oxide; c) a flow which is substantially purified with respect to at least one of the impurities O2 and CO is recovered. A device for implementing this process.
Darredeau Bernard
Gary Daniel
Muller Christiane
L'air Liquide - Societe Anonyme A. Directoire Et Conseil de Surv
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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