Inventor
GUILLARD ALAIN
FR66 patents
⚠️ This page may combine multiple inventors who share the name “GUILLARD ALAIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AIR LIQUIDE
46 patentsUS6550234B2Apr 22, 2003
Integrated air-separation/energy-generation process and plant for implementing such a process
AIR LIQUIDE58 citations96
US5538534AJul 23, 1996
Combined installation of a metal production unit and a unit for the separation of air gas
AIR LIQUIDE49 citations94
US6612113B2Sep 2, 2003
Integrated method of air separation and of energy generation and plant for the implementation of such a method
AIR LIQUIDE52 citations93
US6393867B1May 28, 2002
Installation producing low voltage electricity integrated in a unit separating gas from air
AIR LIQUIDE35 citations93
US5461871AOct 31, 1995
Installation for the distillation of air
AIR LIQUIDE64 citations93
US6508053B1Jan 21, 2003
Integrated power generation system
AIR LIQUIDE25 citations92
US6319303B1Nov 20, 2001
Process for purifying a gas and corresponding system
AIR LIQUIDE25 citations92
US6128921AOct 10, 2000
Air distillation plant comprising a plurality of cryogenic distillation units of the same type
AIR LIQUIDE54 citations92
US5941098AAug 24, 1999
Method and plant for supplying a variable flow rate of a gas from air
AIR LIQUIDE31 citations92
US5408831AApr 25, 1995
Process and installation for the production of gaseous oxygen under pressure
AIR LIQUIDE31 citations92
US6881758B2Apr 19, 2005
Process and apparatus for the production of methanol
AIR LIQUIDE25 citations91
US9969666B1May 15, 2018
Method and apparatus for co-production of methanol and hydrogen
AIR LIQUIDE23 citations90
US5349827ASep 27, 1994
Process for the construction of a cryogenic unit for the separation of gas, cryogenic unit, subassembly and transportable assembly for the construction of such a unit
AIR LIQUIDE46 citations90
US10634425B2Apr 28, 2020
Integration of industrial gas site with liquid hydrogen production
AIR LIQUIDE21 citations89
US6666048B1Dec 23, 2003
Variable capacity fluid mixture separation apparatus and process
AIR LIQUIDE33 citations89
US6148637ANov 21, 2000
Air-distillation plant and corresponding cold box
AIR LIQUIDE34 citations89
US5505052AApr 9, 1996
Process and unit for supplying a gas under pressure to an installation that consumes a constituent of air
AIR LIQUIDE40 citations89
US10393431B2Aug 27, 2019
Method for the integration of liquefied natural gas and syngas production
AIR LIQUIDE14 citations85
US10288346B2May 14, 2019
Method for liquefaction of industrial gas by integration of methanol plant and air separation unit
AIR LIQUIDE14 citations85
US10281203B2May 7, 2019
Method for liquefaction of industrial gas by integration of methanol plant and air separation unit
AIR LIQUIDE12 citations84
US10160704B2Dec 25, 2018
Method and apparatus for improving the efficiency of reforming process for producing syngas and methanol while reducing the CO2 in a gaseous stream
AIR LIQUIDE15 citations84
US6182470B1Feb 6, 2001
Air distillation plant and corresponding cold box
AIR LIQUIDE16 citations84
US6167723B1Jan 2, 2001
Installation for the distillation of air and corresponding cold box
AIR LIQUIDE16 citations84
US6062044AMay 16, 2000
Method and plant for producing an air gas with a variable flow rate
AIR LIQUIDE18 citations84
US5566556AOct 22, 1996
Process and unit for supplying a gas under pressure to an installation that consumes a constituent of air
AIR LIQUIDE17 citations79
US6871513B2Mar 29, 2005
Process and installation for separation of air by cryogenic distillation integrated with an associated process
AIR LIQUIDE7 citations74
US6089040AJul 18, 2000
Combined plant of a furnace and an air distillation device and implementation process
AIR LIQUIDE12 citations74
US5481880AJan 9, 1996
Process and assembly for the compression of a gas
AIR LIQUIDE15 citations74
US5412953AMay 9, 1995
Process and installation for the production of gaseous oxygen and/or gaseous nitrogen under pressure by distillation of air
AIR LIQUIDE13 citations73
US7091251B2Aug 15, 2006
Process and apparatus for the production of methanol
AIR LIQUIDE9 citations72
US6581411B2Jun 24, 2003
Plant for producing high pressure oxygen by air distillation
AIR LIQUIDE11 citations72
US5882373AMar 16, 1999
Method of running a plant comprising a metal treatment unit and a gas treatment unit
AIR LIQUIDE8 citations70
US6119482ASep 19, 2000
Combined plant of a furnace and an air distillation device, and implementation process
AIR LIQUIDE15 citations67
US6821316B2Nov 23, 2004
Method for treating a gas by adsorption and corresponding installation
AIR LIQUIDE7 citations66
US6122932ASep 26, 2000
Combined installation of a furnace and an air distillation apparatus and process for using the same
AIR LIQUIDE5 citations63
US11976878B2May 7, 2024
Flexible process and apparatus for the liquefaction of oxygen
AIR LIQUIDE0 citations62
US5477689ADec 26, 1995
Process and installation for the production of gaseous oxygen and/or gaseous nitrogen under pressure
AIR LIQUIDE5 citations62
USRE37014EJan 16, 2001
Combined installation of a metal production unit and a unit for the separation of air gas
AIR LIQUIDE2 citations61
US12429063B2Sep 30, 2025
Turbomachine labyrinth seal design for oxygen rich process fluids
AIR LIQUIDE0 citations59
US12429064B2Sep 30, 2025
Method of using a labyrinth seal for sealing a turbomachine for oxygen rich process fluids
AIR LIQUIDE0 citations59
US10807033B2Oct 20, 2020
Vertical purification device
AIR LIQUIDE1 citations58
US11913718B2Feb 27, 2024
Argon and power production by integration with power plant
AIR LIQUIDE0 citations56
US11815309B2Nov 14, 2023
Integration of hydrogen liquefaction with gas processing units
AIR LIQUIDE1 citations56
US11359858B2Jun 14, 2022
Method for liquefying ammonia
AIR LIQUIDE0 citations54
US12117240B2Oct 15, 2024
Integrated multicomponent refrigerant and air separation process for producing liquid oxygen
AIR LIQUIDE0 citations52
US10730749B2Aug 4, 2020
Process for integrating a partial oxidation plant with an oxy-combustion plant utilizing a steam turbine
AIR LIQUIDE0 citations52
DUBETTIER-GRENIER RICHARD
1 patentL AIR LIQUIDE SA A DIRECTORIE
1 patentL ARI LIQUIDE SA A DIRECTOIRE
1 patentAIR LIQUIDE ADVANCED TECH US LLC
1 patentShowing the top 50 of 66 patents by PatentIndex Score.