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Patrick Mauvais
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Villepreux, FR
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last 30 patents
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Patent Grant
Process and device for measuring the amount of impurities in a gas...
Patent number
6,341,521
Issue date
Jan 29, 2002
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Mélanie Bartolomey
G01 - MEASURING TESTING
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Patent Grant
Process and device for analyzing traces of impurities in a gas samp...
Patent number
5,705,816
Issue date
Jan 6, 1998
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Catherine Ronge
G01 - MEASURING TESTING
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Patent Grant
Process and apparatus for determining the quality of impurities in...
Patent number
5,152,176
Issue date
Oct 6, 1992
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes
Francis Bryselbout
G01 - MEASURING TESTING