Inventor · disambiguated record
Alain Guillard
Also filed as: GUILLARD ALAIN
64 granted patents·48 pending applications·891 citations·filing 1993–2025
99Inventor score
Files withAIR LIQUIDE88GUILLARD ALAIN6LAIR LIQUIDE SA POUR LETUDE ET L’EXPLOITATION DES PROCEDES GEORGES CLAUDE3BRIGLIA ALAIN2CAVAGNE PATRICE2
Top patents by PatentIndex Score
112 records- 0197US10393431B2Method for the integration of liquefied natural gas and syngas productionAIR LIQUIDE·Filed 2017·Granted Aug 27, 2019·14 cites·13 claims
- 0297US10160704B2Method and apparatus for improving the efficiency of reforming process for producing syngas and methanol while reducing the CO2 in a gaseous streamAIR LIQUIDE·Filed 2017·Granted Dec 25, 2018·15 cites·20 claims
- 0396US10281203B2Method for liquefaction of industrial gas by integration of methanol plant and air separation unitAIR LIQUIDE·Filed 2017·Granted May 7, 2019·12 cites·19 claims
- 0495US9969666B1Method and apparatus for co-production of methanol and hydrogenAIR LIQUIDE·Filed 2017·Granted May 15, 2018·23 cites·17 claims
- 0594US10288346B2Method for liquefaction of industrial gas by integration of methanol plant and air separation unitAIR LIQUIDE·Filed 2017·Granted May 14, 2019·14 cites·19 claims
- 0694US5538534ACombined installation of a metal production unit and a unit for the separation of air gasAIR LIQUIDE·Filed 1994·Granted Jul 23, 1996·49 cites·30 claims
- 0793US10634425B2Integration of industrial gas site with liquid hydrogen productionAIR LIQUIDE·Filed 2017·Granted Apr 28, 2020·21 cites·23 claims
- 0893US9534836B2Air separation plant and process operating by cryogenic distillationDUBETTIER-GRENIER RICHARD·Filed 2011·Granted Jan 3, 2017·19 cites·18 claims
- 0989US6550234B2Integrated air-separation/energy-generation process and plant for implementing such a processAIR LIQUIDE·Filed 2002·Granted Apr 22, 2003·58 cites·29 claims
- 1087US6612113B2Integrated method of air separation and of energy generation and plant for the implementation of such a methodAIR LIQUIDE·Filed 2002·Granted Sep 2, 2003·52 cites·28 claims
- 1187US5461871AInstallation for the distillation of airAIR LIQUIDE·Filed 1994·Granted Oct 31, 1995·64 cites·16 claims
- 1285US6128921AAir distillation plant comprising a plurality of cryogenic distillation units of the same typeAIR LIQUIDE·Filed 1999·Granted Oct 10, 2000·54 cites·37 claims
- 1384US11952270B2Method and system for purification of helium using cryogenic, membrane, and adsorption techniquesAIR LIQUIDE ADVANCED TECH US LLC·Filed 2021·Granted Apr 9, 2024·1 cites·15 claims
- 1481US6881758B2Process and apparatus for the production of methanolAIR LIQUIDE·Filed 2004·Granted Apr 19, 2005·25 cites·12 claims
- 1581US5505052AProcess and unit for supplying a gas under pressure to an installation that consumes a constituent of airAIR LIQUIDE·Filed 1994·Granted Apr 9, 1996·40 cites·13 claims
- 1681US5349827AProcess for the construction of a cryogenic unit for the separation of gas, cryogenic unit, subassembly and transportable assembly for the construction of such a unitAIR LIQUIDE·Filed 1993·Granted Sep 27, 1994·46 cites·8 claims
- 1781US2023213273A1Integrated industrial unitAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 1881US2023213272A1Process for precooling hydrogen for liquefaction with supplement liquid nitrogenAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 1978US12429063B2Turbomachine labyrinth seal design for oxygen rich process fluidsAIR LIQUIDE·Filed 2024·Granted Sep 30, 2025·0 cites·4 claims
- 2078US6319303B1Process for purifying a gas and corresponding systemAIR LIQUIDE·Filed 2000·Granted Nov 20, 2001·25 cites·18 claims
- 2177US12429064B2Method of using a labyrinth seal for sealing a turbomachine for oxygen rich process fluidsAIR LIQUIDE·Filed 2024·Granted Sep 30, 2025·0 cites·4 claims
- 2276US6666048B1Variable capacity fluid mixture separation apparatus and processAIR LIQUIDE·Filed 2000·Granted Dec 23, 2003·33 cites·78 claims
- 2375US6393867B1Installation producing low voltage electricity integrated in a unit separating gas from airAIR LIQUIDE·Filed 1999·Granted May 28, 2002·35 cites·32 claims
- 2474US11815309B2Integration of hydrogen liquefaction with gas processing unitsAIR LIQUIDE·Filed 2018·Granted Nov 14, 2023·1 cites·20 claims
- 2573US5408831AProcess and installation for the production of gaseous oxygen under pressureAIR LIQUIDE·Filed 1993·Granted Apr 25, 1995·31 cites·14 claims
- 2672US5941098AMethod and plant for supplying a variable flow rate of a gas from airAIR LIQUIDE·Filed 1997·Granted Aug 24, 1999·31 cites·17 claims
- 2771US11976878B2Flexible process and apparatus for the liquefaction of oxygenAIR LIQUIDE·Filed 2022·Granted May 7, 2024·0 cites·12 claims
- 2871US6148637AAir-distillation plant and corresponding cold boxAIR LIQUIDE·Filed 1999·Granted Nov 21, 2000·34 cites·24 claims
- 2969US2024353174A1Dual temperature liquid oxygen subcooling in an air separation unitLAIR LIQUIDE SA POUR LETUDE ET L’EXPLOITATION DES PROCEDES GEORGES CLAUDE·Filed 2024·Application pending·0 cites
- 3068US12117240B2Integrated multicomponent refrigerant and air separation process for producing liquid oxygenAIR LIQUIDE·Filed 2022·Granted Oct 15, 2024·0 cites·12 claims
- 3167US2009107176A1Integrated Process and Gas Treatment ProcessAIR LIQUIDE·Filed 2009·Application pending·0 cites
- 3266US6508053B1Integrated power generation systemAIR LIQUIDE·Filed 1999·Granted Jan 21, 2003·25 cites·17 claims
- 3366US2024208812A1Method for mixing at least two gasesAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 3465US2023314069A1Flexible asu for variable energy costAIR LIQUIDE·Filed 2023·Application pending·0 cites
- 3564US10807033B2Vertical purification deviceAIR LIQUIDE·Filed 2016·Granted Oct 20, 2020·1 cites·19 claims
- 3664US2025334332A1Liquid nitrogen generator and processLAIR LIQUIDE SA POUR LETUDE ET L’EXPLOITATION DES PROCEDES GEORGES CLAUDE·Filed 2025·Application pending·0 cites
- 3763US2025305764A1Process for remote lox/lin production by hpair turbo expansionLAIR LIQUIDE SA POUR LETUDE ET L’EXPLOITATION DES PROCEDES GEORGES CLAUDE·Filed 2025·Application pending·0 cites
- 3863US2023082208A1Oxygen liquefier design phasingAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 3962US11913718B2Argon and power production by integration with power plantAIR LIQUIDE·Filed 2019·Granted Feb 27, 2024·0 cites·13 claims
- 4062US2023013885A1Integrated multicomponent refrigerant and air separation process for producing liquid oxygenAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 4162US2023017256A1Integrated multicomponent refrigerant and air separation process for producing liquid oxygenAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 4262US2023194159A1Apparatus for large hydrogen liquefaction systemAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 4362US2023009727A1Method for large hydrogen liquefaction systemAIR LIQUIDE·Filed 2022·Application pending·0 cites
- 4461US11834333B2Nitrogen process for production of ammonia and liquid hydrogenAIR LIQUIDE·Filed 2021·Granted Dec 5, 2023·0 cites·20 claims
- 4561US8997520B2Method and device for producing air gases in a gaseous and liquid form with a high flexibility and by cryogenic distillationGUILLARD ALAIN·Filed 2008·Granted Apr 7, 2015·1 cites·21 claims
- 4660US9562716B2Method and apparatus for separating air by cryogenic distillationAIR LIQUIDE·Filed 2012·Granted Feb 7, 2017·0 cites·12 claims
- 4759US7490484B2Integrated process and gas treatment processAIR LIQUIDE·Filed 2005·Granted Feb 17, 2009·0 cites·17 claims
- 4859US2017038139A1Method for the production of liquefied natural gasAIR LIQUIDE·Filed 2016·Application pending·0 cites
- 4959US2017038138A1Apparatus for the production of liquefied natural gasL'AIR LIQUIDE SOC ANONYME POUR I'ETUDE ET I'EXPLOITATION DES PROCEDES GEORGES CLAUDE·Filed 2016·Application pending·0 cites
- 5058US11629050B2Method for increasing efficiency and reducing emissions in a steam reforming plantAIR LIQUIDE·Filed 2021·Granted Apr 18, 2023·0 cites·20 claims
Showing the top 50 of 112 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →