Method and apparatus for separating air by cryogenic distillation

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United States of America Patent

PATENT NO 10012435
SERIAL NO

14426489

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Abstract

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In a method for producing a first pressurized gas and a second gas on a one-off basis by cryogenic distillation of air, according to a first step, no fluid heats up or cools down in a second heat exchanger, and according to a second step, a flow of pressurized liquid from the double column heats up and vaporizes in the second exchanger to form a gas required on a one-off basis, a flow of air at the second pressure cools in the second exchanger.

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Patent Owner(s)

Patent OwnerAddress
L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE75 QUAI D'ORSAY PARIS 75007

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cognard, Marie Igny, FR 6 10
Dubettier-Grenier, Richard Varenne Saint Hilaire, FR 38 86
Gerard, Sylvain Saint-Cloud, FR 8 24

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