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Francois Venet
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Paris, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the production of nitrogen by cryogenic distillation of...
Patent number
5,373,699
Issue date
Dec 20, 1994
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Sophie Gastinne
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and installation for producing gaseous nitrogen with variab...
Patent number
5,355,680
Issue date
Oct 18, 1994
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Bernard Darredeau
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Indirect heat exchanger
Patent number
5,333,683
Issue date
Aug 2, 1994
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Pascal Arriulou
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Process for the production of nitrogen by cryogenic distillation of...
Patent number
5,325,674
Issue date
Jul 5, 1994
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Sophie Gastinne
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for operating a heat exchanger
Patent number
5,233,839
Issue date
Aug 10, 1993
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Lucien Greter
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for adjusting the verticality of an article disposed in a c...
Patent number
5,205,042
Issue date
Apr 27, 1993
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Lucien Greter
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for the production of gaseous nitrogen and sy...
Patent number
5,157,927
Issue date
Oct 27, 1992
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Francois Darchis
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process and apparatus for purifying air to be distilled by adsorption
Patent number
5,137,548
Issue date
Aug 11, 1992
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Maurice Grenier
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...