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Erwan LE GULUDEC
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Versailles, FR
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Patents Grants
last 30 patents
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Patent Grant
Method and apparatus for separating a synthesis gas by cryogenic di...
Patent number
11,999,622
Issue date
Jun 4, 2024
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
Erwan Le Guludec
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Helium purification process and unit
Patent number
11,021,366
Issue date
Jun 1, 2021
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Erwan Le Guludec
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
HELIUM PURIFICATION PROCESS AND UNIT
Publication number
20210354987
Publication date
Nov 18, 2021
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Erwan LE GULUDEC
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND APPARATUS FOR SEPARATING A SYNTHESIS GAS BY CRYOGENIC DI...
Publication number
20210214218
Publication date
Jul 15, 2021
L'Air Liquide, Societe Anonyme pour l'Etude et l?Exploitation des Procedes Ge...
Erwan LE GULUDEC
C01 - INORGANIC CHEMISTRY
Information
Patent Application
HELIUM PURIFICATION PROCESS AND UNIT
Publication number
20200385269
Publication date
Dec 10, 2020
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Erwan LE GULUDEC
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
HEAT EXCHANGER COMPRISING MICROSTRUCTURE ELEMENTS AND SEPARATION UN...
Publication number
20180106534
Publication date
Apr 19, 2018
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Erwan LE GULUDEC
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
METHOD FOR PURIFYING, COOLING AND SEPARATING A GASEOUS MIXTURE AND...
Publication number
20170045291
Publication date
Feb 16, 2017
L'Air Liquide, Société Anonyme pour l'Etude et I'Exploitation des Procédés Ge...
Guillaume CARDON
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...