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Rene Lardeau
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Saulx-les-Chartreux, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Process for purifying inert fluids by adsorption on LSX zeolite
Patent number
6,083,301
Issue date
Jul 4, 2000
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process and device for the production of ultra-pure inert gas
Patent number
6,047,561
Issue date
Apr 11, 2000
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Daniel Gary
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,937,672
Issue date
Aug 17, 1999
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,913,893
Issue date
Jun 22, 1999
L'Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,857,356
Issue date
Jan 12, 1999
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Process for the purification of a cryogenic fluid by filtration and...
Patent number
5,836,172
Issue date
Nov 17, 1998
L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Ge...
Daniel Gary
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS