Inventor
HA BAO
US52 patents
⚠️ This page may combine multiple inventors who share the name “HA BAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AIR LIQUIDE
19 patentsUS6282901B1Sep 4, 2001
Integrated air separation process
AIR LIQUIDE142 citations98
US5475980ADec 19, 1995
Process and installation for production of high pressure gaseous fluid
AIR LIQUIDE107 citations98
US7708804B2May 4, 2010
Process and apparatus for the separation of a gaseous mixture
AIR LIQUIDE16 citations92
US6508053B1Jan 21, 2003
Integrated power generation system
AIR LIQUIDE25 citations92
US7272954B2Sep 25, 2007
Low temperature air separation process for producing pressurized gaseous product
AIR LIQUIDE10 citations84
US7228715B2Jun 12, 2007
Cryogenic air separation process and apparatus
AIR LIQUIDE16 citations84
US6568207B1May 27, 2003
Integrated process and installation for the separation of air fed by compressed air from several compressors
AIR LIQUIDE15 citations84
US6962062B2Nov 8, 2005
Process and apparatus for the separation of air by cryogenic distillation
AIR LIQUIDE12 citations77
US6318120B1Nov 20, 2001
Cryogenic distillation system for air separation
AIR LIQUIDE8 citations74
US6196024B1Mar 6, 2001
Cryogenic distillation system for air separation
AIR LIQUIDE14 citations74
US5373699ADec 20, 1994
Process for the production of nitrogen by cryogenic distillation of atmospheric air
AIR LIQUIDE11 citations72
US5325674AJul 5, 1994
Process for the production of nitrogen by cryogenic distillation of atmospheric air
AIR LIQUIDE8 citations72
US5271231ADec 21, 1993
Method and apparatus for gas liquefaction with plural work expansion of feed as refrigerant and air separation cycle embodying the same
AIR LIQUIDE12 citations66
US9360250B2Jun 7, 2016
Process and apparatus for the separation of air by cryogenic distillation
AIR LIQUIDE2 citations63
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
US7076971B2Jul 18, 2006
Method and installation for producing, in gaseous form and under high pressure, at least one fluid chosen from oxygen, argon and nitrogen by cryogenic distillation of air
AIR LIQUIDE2 citations57
US9733013B2Aug 15, 2017
Low temperature air separation process for producing pressurized gaseous product
AIR LIQUIDE1 citations52
US7370494B2May 13, 2008
Method and installation for producing, in gaseous form and under high pressure, at least one fluid chosen from oxygen, argon and nitrogen by cryogenic distillation of air
AIR LIQUIDE0 citations47
LIQUID AIR ENG CORP
8 patentsUS5231837AAug 3, 1993
Cryogenic distillation process for the production of oxygen and nitrogen
LIQUID AIR ENG CORP38 citations92
US5329774AJul 19, 1994
Method and apparatus for separating C4 hydrocarbons from a gaseous mixture
LIQUID AIR ENG CORP55 citations89
US5396773AMar 14, 1995
Process for the mixed production of high and low purity oxygen
LIQUID AIR ENG CORP13 citations81
US5315833AMay 31, 1994
Process for the mixed production of high and low purity oxygen
LIQUID AIR ENG CORP19 citations81
US5511380AApr 30, 1996
High purity nitrogen production and installation
LIQUID AIR ENG CORP10 citations74
US5123946AJun 23, 1992
Cryogenic nitrogen generator with bottom reboiler and nitrogen expander
LIQUID AIR ENG CORP16 citations74
US5349824ASep 27, 1994
Process for the mixed production of high and low purity oxygen
LIQUID AIR ENG CORP11 citations72
US5582032ADec 10, 1996
Ultra-high purity oxygen production
LIQUID AIR ENG CORP18 citations67
AIR LIQUIDE PROCESS AND CONSTR
6 patentsUS6116052ASep 12, 2000
Cryogenic air separation process and installation
AIR LIQUIDE PROCESS AND CONSTR22 citations92
US5899093AMay 4, 1999
Process and apparatus for the production of nitrogen by cryogenic distillation
AIR LIQUIDE PROCESS AND CONSTR21 citations92
US6347534B1Feb 19, 2002
Cryogenic distillation system for air separation
AIR LIQUIDE PROCESS AND CONSTR14 citations84
US6202441B1Mar 20, 2001
Cryogenic distillation system for air separation
AIR LIQUIDE PROCESS AND CONSTR9 citations74
US6276170B1Aug 21, 2001
Cryogenic distillation system for air separation
AIR LIQUIDE PROCESS AND CONSTR4 citations63
US6692549B2Feb 17, 2004
Methods for integration of a blast furnace and an air separation unit
AIR LIQUIDE PROCESS AND CONSTR1 citations52
HA BAO
6 patentsUS10100979B2Oct 16, 2018
Liquid air as energy storage
HA BAO4 citations72
US8080090B2Dec 20, 2011
Process for feed gas cooling in reboiler during CO2 separation
HA BAO2 citations62
US8268050B2Sep 18, 2012
CO2 separation apparatus and process for oxy-combustion coal power plants
HA BAO0 citations51
US9103587B2Aug 11, 2015
Process and apparatus for the separation of air by cryogenic distillation
HA BAO0 citations41
US8978413B2Mar 17, 2015
Rare gases recovery process for triple column oxygen plant
HA BAO0 citations41
US8528363B2Sep 10, 2013
Process and apparatus for the separation of air by cryogenic distillation
HA BAO0 citations41
BRUGEROLLE JEAN-RENAUD
3 patentsUS8769985B2Jul 8, 2014
Low temperature air separation process for producing pressurized gaseous product
BRUGEROLLE JEAN-RENAUD2 citations61
US8065879B2Nov 29, 2011
Thermal integration of oxygen plants
BRUGEROLLE JEAN-RENAUD2 citations61
US8136369B2Mar 20, 2012
System and apparatus for providing low pressure and low purity oxygen
BRUGEROLLE JEAN-RENAUD0 citations40
AIR LIQUIDE PROCESS & CONSTRUC
2 patents(unassigned)
2 patentsAIR LIQUID PROCESS & CONSTRUCTION INC
1 patentAIR LIQUIDE AMERICAN
1 patentALBAN BRUNO
1 patentDARDE ARTHUR
1 patentShowing the top 50 of 52 patents by PatentIndex Score.