Coupling of processes or apparatus to other units Integrated schemes

Industry

CPC
F25J2260/00

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE

Current Industry

F25J2260/00Coupling of processes or apparatus to other units Integrated schemes

Sub Industries

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method for producing high purity hydrogen
- Patent number 12,140,374
- Issue date Nov 12, 2024
- Air Products and Chemicals, Inc.
- Shubhra Jyoti Bhadra
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Combined natural gas power generation and CO2 sequestration system
- Patent number 12,136,751
- Issue date Nov 5, 2024
- BLOOM ENERGY CORPORATION
- Martin Perry
- B60 - VEHICLES IN GENERAL
Information Patent Grant
System and method for high efficiency power generation using a carb...
- Patent number 12,123,345
- Issue date Oct 22, 2024
- 8 Rivers Capital, LLC
- Rodney John Allam
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Installation and method for purifying and liquefying natural gas
- Patent number 12,123,645
- Issue date Oct 22, 2024
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Jean-Marc Bernhardt
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Pretreatment, pre-cooling, and condensate recovery of natural gas b...
- Patent number 12,050,054
- Issue date Jul 30, 2024
- ExxonMobil Technology and Engineering Company
- Yijun Liu
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Filling station for means of transport
- Patent number 12,044,362
- Issue date Jul 23, 2024
- GRAF Industries S.p.A.
- Mario Mormile
- F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information Patent Grant
System and method for removing freezing components from a feed gas
- Patent number 12,000,653
- Issue date Jun 4, 2024
- Chart Energy & Chemicals, Inc.
- Douglas A. Ducote
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
System and method for recovery of nitrogen, argon, and oxygen in mo...
- Patent number 11,933,538
- Issue date Mar 19, 2024
- Praxair Technology, Inc.
- Brian R. Kromer
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Liquefaction of production gas
- Patent number 11,927,391
- Issue date Mar 12, 2024
- ExxonMobil Technology and Engineering Company
- Robert D. Kaminsky
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Hydrocarbon extraction using solar energy
- Patent number 11,859,477
- Issue date Jan 2, 2024
- TOTALENERGIES SE
- David Levitt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Electrical power producing device
- Patent number 11,828,224
- Issue date Nov 28, 2023
- Hyundai Motor Company
- Jin Young Heo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Natural gas processing using supercritical fluid power cycles
- Patent number 11,821,682
- Issue date Nov 21, 2023
- Southwest Research Institute
- Griffin C. Beck
- E21 - EARTH DRILLING MINING
Information Patent Grant
Advanced method of heavy hydrocarbon removal and natural gas liquef...
- Patent number 11,808,518
- Issue date Nov 7, 2023
- Enflex, Inc.
- James Zhao
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Exhaust gas heat recovery from cryo-compression engines with cogene...
- Patent number 11,780,312
- Issue date Oct 10, 2023
- Jay Stephen Kaufman
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method to recover LPG and condensates from refineries fuel gas streams
- Patent number 11,692,772
- Issue date Jul 4, 2023
- 1304338 Alberta Ltd.
- Jose Lourenco
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Cryogenic liquid energy storage
- Patent number 11,686,527
- Issue date Jun 27, 2023
- PINTAIL POWER LLC
- William M. Conlon
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
System and method for high efficiency power generation using a carb...
- Patent number 11,674,436
- Issue date Jun 13, 2023
- 8 Rivers Capital, LLC
- Rodney John Allam
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,644,235
- Issue date May 9, 2023
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Process and plant for producing liquefied natural gas
- Patent number 11,603,496
- Issue date Mar 14, 2023
- Linde GMBH
- Helmut Fritz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and plant for generation of synthesis gas
- Patent number 11,560,308
- Issue date Jan 24, 2023
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Lucie Chaubet
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Pretreatment and pre-cooling of natural gas by high pressure compre...
- Patent number 11,536,510
- Issue date Dec 27, 2022
- ExxonMobil Upstream Research Company
- Yijun Liu
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process for producing biomethane from a biogas stream, comprising s...
- Patent number 11,525,628
- Issue date Dec 13, 2022
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Guillaume Cardon
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Plant and method for generation of synthesis gas
- Patent number 11,485,634
- Issue date Nov 1, 2022
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Lucie Chaubet
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
CO2 separation and liquefaction system and method
- Patent number 11,486,638
- Issue date Nov 1, 2022
- CARBON CAPTURE AMERICA, INC.
- Miles L. Abarr
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Integrated method and unit for air separation by cryogenic distilla...
- Patent number 11,441,839
- Issue date Sep 13, 2022
- L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
- Alexis Asse
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Process integration for natural gas liquid recovery
- Patent number 11,428,464
- Issue date Aug 30, 2022
- Saudi Arabian Oil Company
- Mahmoud Bahy Mahmoud Noureldin
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Pretreatment of natural gas prior to liquefaction
- Patent number 11,402,155
- Issue date Aug 2, 2022
- Lummus Technology Inc.
- Thomas K. Gaskin
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
System and method for separating methane and nitrogen with reduced...
- Patent number 11,378,333
- Issue date Jul 5, 2022
- BCCK Holding Company
- Rayburn C. Butts
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Grant
Method and system for power production with improved efficiency
- Patent number 11,365,679
- Issue date Jun 21, 2022
- 8 Rivers Capital, LLC
- Rodney John Allam
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Systems and methods for LNG production with propane and ethane reco...
- Patent number 11,365,933
- Issue date Jun 21, 2022
- Fluor Technologies Corporation
- John Mak
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR RELIQUEFACTION OF BOIL-OFF GAS OF SHIP AND SY...
- Publication number 20240384927
- Publication date Nov 21, 2024
- Hanwha Ocean Co., Ltd.
- Jin Ho CHOI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
INTEGRATED LIQUID RECOVERY PROCESS IN LNG PROCESSES
- Publication number 20240377128
- Publication date Nov 14, 2024
- ConocoPhillips Company
- Jinghua Chan
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS...
- Publication number 20240318909
- Publication date Sep 26, 2024
- ExxonMobil Technology and Engineering Company
- Yijun LIU
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
METHOD FOR PRODUCTION AND SUPPLY OF A DENSIFIED LIQUID OXYGEN PRODU...
- Publication number 20240288218
- Publication date Aug 29, 2024
- Seth A. Potratz
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
APPARATUS AND PROCESS FOR ABSORPTION CHILLER UTILIZATION FOR ENVIRO...
- Publication number 20240279825
- Publication date Aug 22, 2024
- Air Products and Chemicals, Inc.
- GOWRI KRISHNAMURTHY
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
METHOD AND APPARATUS FOR SEPARATION OF HELIUM-3 FROM HELIUM-4 BY ME...
- Publication number 20240261731
- Publication date Aug 8, 2024
- Linde Kryotechnik AG
- Alexander ALEKSEEV
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND PLANT FOR PRODUCING AMMONIA
- Publication number 20240255220
- Publication date Aug 1, 2024
- Linde GmbH
- Tobias LAUTENSCHLAGER
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
SYSTEM AND METHOD FOR COMBINED LIQUEFACTION AND DENSIFICATION OF OX...
- Publication number 20240230220
- Publication date Jul 11, 2024
- Brian R. Kromer
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEM AND METHOD FOR CO-PRODUCTION OF A DENSIFIED LIQUID OXYGEN PR...
- Publication number 20240230221
- Publication date Jul 11, 2024
- Brian R. Kromer
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ETHANE SEPARATION WITH OVERHEAD CRYOGENIC HEAT EXCHANGER
- Publication number 20240191941
- Publication date Jun 13, 2024
- UOP LLC
- Glen John Pomorski
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
LIQUEFIED HYDROGEN PRODUCTION DEVICE
- Publication number 20240093937
- Publication date Mar 21, 2024
- JGC CORPORATION
- Tomohide MURAOKA
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
ELECTRICAL POWER PRODUCING DEVICE
- Publication number 20240068400
- Publication date Feb 29, 2024
- Hyundai Motor Company
- Jin Young Heo
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
An Advanced Method of Heavy Hydrocarbon Removal and Natural Gas Liq...
- Publication number 20240068745
- Publication date Feb 29, 2024
- EnFlex, Inc.
- James Zhao
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Processes and Systems for Separating Liquified Natural Gas
- Publication number 20240060716
- Publication date Feb 22, 2024
- EXXONMOBIL CHEMICAL PATENTS INC.
- You Fang
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
A SYSTEM FOR PRODUCING LIQUEFIED NATURAL GAS AND METHOD
- Publication number 20240003619
- Publication date Jan 4, 2024
- Nuovo Pignone Tecnologie S.r.l.
- Simone AMIDEI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
POWER GENERATION PROCESS UTILIZING FUEL, LIQUID AIR AND/OR OXYGEN...
- Publication number 20230417482
- Publication date Dec 28, 2023
- SAIPEM S.P.A.
- Matteo BERRA
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
METHOD FOR EXTRACTING ETHANE FROM AN INITIAL NATURAL GAS STREAM AND...
- Publication number 20230408191
- Publication date Dec 21, 2023
- TECHNIP ENERGIES FRANCE
- Sylvain Vovard
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
POWER GENERATION PROCESS UTILIZING FUEL, LIQUID AIR AND/OR OXYGEN W...
- Publication number 20230408192
- Publication date Dec 21, 2023
- SAIPEM S.P.A.
- Matteo BERRA
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Application
METHOD AND DEVICE FOR MANUFACTURING LIQUID HYDROGEN BY OFFSHORE OFF...
- Publication number 20230341180
- Publication date Oct 26, 2023
- HUNAN UNIVERSITY
- Sheng Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR PRODUCING HIGH PURITY HYDROGEN
- Publication number 20230304733
- Publication date Sep 28, 2023
- Air Products and Chemicals, Inc.
- Shubhra Jyoti Bhadra
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
SYSTEM AND METHOD FOR HIGH EFFICIENCY POWER GENERATION USING A CARB...
- Publication number 20230265791
- Publication date Aug 24, 2023
- 8 RIVERS CAPITAL, LLC
- Rodney John Allam
- F22 - STEAM GENERATION
Information Patent Application
Photoelectric hydrogen production energy storage and cold energy re...
- Publication number 20230228485
- Publication date Jul 20, 2023
- HANGZHOU OXYGEN PLANT GROUP CO., LTD.
- Yisong HAN
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
DEVICES, SYSTEMS, FACILITIES AND PROCESSES FOR CO2 CAPTURE/SEQUESTR...
- Publication number 20230213276
- Publication date Jul 6, 2023
- NEXT CARBON SOLUTIONS, LLC
- Vikrum Subra
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DEVICES, SYSTEMS, FACILITIES AND PROCESSES FOR CO2 CAPTURE/SEQUESTR...
- Publication number 20230213275
- Publication date Jul 6, 2023
- NEXT CARBON SOLUTIONS, LLC
- Vikrum Subra
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
REFRIGERANT AND NITROGEN RECOVERY
- Publication number 20230168029
- Publication date Jun 1, 2023
- Baker Hughes Energy Services LLC
- Jay C. Schleicher
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Carbon Capture System and Method with Exhaust Gas Recirculation
- Publication number 20230134621
- Publication date May 4, 2023
- Chart Energy & Chemicals, Inc.
- Larry Baxter
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CO2 SEPARATION & LIQUEFACTION SYSTEM AND METHOD
- Publication number 20230025321
- Publication date Jan 26, 2023
- Miles L. Abarr
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
PRETREATMENT OF NATURAL GAS PRIOR TO LIQUEFACTION
- Publication number 20220373257
- Publication date Nov 24, 2022
- Lummus Technology Inc.
- Thomas K. Gaskin
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Hydrocarbon Extraction Using Solar Energy
- Publication number 20220349285
- Publication date Nov 3, 2022
- David Levitt
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND INSTALLATION FOR THE ELECTROLYTIC PRODUCTION OF LIQUID H...
- Publication number 20220316076
- Publication date Oct 6, 2022
- Linde GmbH
- Andreas PESCHEL
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR

Coupling of processes or apparatus to other units Integrated schemes

Industry

Parent Industries

Current Industry

Sub Industries

Patents Grantslast 30 patents

Method for producing high purity hydrogen

Combined natural gas power generation and CO2 sequestration system

System and method for high efficiency power generation using a carb...

Installation and method for purifying and liquefying natural gas

Pretreatment, pre-cooling, and condensate recovery of natural gas b...

Filling station for means of transport

System and method for removing freezing components from a feed gas

System and method for recovery of nitrogen, argon, and oxygen in mo...

Liquefaction of production gas

Hydrocarbon extraction using solar energy

Electrical power producing device

Natural gas processing using supercritical fluid power cycles

Advanced method of heavy hydrocarbon removal and natural gas liquef...

Exhaust gas heat recovery from cryo-compression engines with cogene...

Method to recover LPG and condensates from refineries fuel gas streams

Cryogenic liquid energy storage

System and method for high efficiency power generation using a carb...

Process integration for natural gas liquid recovery

Process and plant for producing liquefied natural gas

Method and plant for generation of synthesis gas

Pretreatment and pre-cooling of natural gas by high pressure compre...

Process for producing biomethane from a biogas stream, comprising s...

Plant and method for generation of synthesis gas

CO2 separation and liquefaction system and method

Integrated method and unit for air separation by cryogenic distilla...

Process integration for natural gas liquid recovery

Pretreatment of natural gas prior to liquefaction

System and method for separating methane and nitrogen with reduced...

Method and system for power production with improved efficiency

Systems and methods for LNG production with propane and ethane reco...

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR RELIQUEFACTION OF BOIL-OFF GAS OF SHIP AND SY...

INTEGRATED LIQUID RECOVERY PROCESS IN LNG PROCESSES

METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS...

METHOD FOR PRODUCTION AND SUPPLY OF A DENSIFIED LIQUID OXYGEN PRODU...

APPARATUS AND PROCESS FOR ABSORPTION CHILLER UTILIZATION FOR ENVIRO...

METHOD AND APPARATUS FOR SEPARATION OF HELIUM-3 FROM HELIUM-4 BY ME...

METHOD AND PLANT FOR PRODUCING AMMONIA

SYSTEM AND METHOD FOR COMBINED LIQUEFACTION AND DENSIFICATION OF OX...

SYSTEM AND METHOD FOR CO-PRODUCTION OF A DENSIFIED LIQUID OXYGEN PR...

ETHANE SEPARATION WITH OVERHEAD CRYOGENIC HEAT EXCHANGER

LIQUEFIED HYDROGEN PRODUCTION DEVICE

ELECTRICAL POWER PRODUCING DEVICE

An Advanced Method of Heavy Hydrocarbon Removal and Natural Gas Liq...

Processes and Systems for Separating Liquified Natural Gas

A SYSTEM FOR PRODUCING LIQUEFIED NATURAL GAS AND METHOD

POWER GENERATION PROCESS UTILIZING FUEL, LIQUID AIR AND/OR OXYGEN...

METHOD FOR EXTRACTING ETHANE FROM AN INITIAL NATURAL GAS STREAM AND...

POWER GENERATION PROCESS UTILIZING FUEL, LIQUID AIR AND/OR OXYGEN W...

METHOD AND DEVICE FOR MANUFACTURING LIQUID HYDROGEN BY OFFSHORE OFF...

METHOD FOR PRODUCING HIGH PURITY HYDROGEN

SYSTEM AND METHOD FOR HIGH EFFICIENCY POWER GENERATION USING A CARB...

Photoelectric hydrogen production energy storage and cold energy re...

DEVICES, SYSTEMS, FACILITIES AND PROCESSES FOR CO2 CAPTURE/SEQUESTR...

DEVICES, SYSTEMS, FACILITIES AND PROCESSES FOR CO2 CAPTURE/SEQUESTR...

REFRIGERANT AND NITROGEN RECOVERY

Carbon Capture System and Method with Exhaust Gas Recirculation

CO2 SEPARATION & LIQUEFACTION SYSTEM AND METHOD

PRETREATMENT OF NATURAL GAS PRIOR TO LIQUEFACTION

Hydrocarbon Extraction Using Solar Energy

METHOD AND INSTALLATION FOR THE ELECTROLYTIC PRODUCTION OF LIQUID H...