ClassID:

160119

F25J1/0283 - CPC Classification

Classification description:

Processes or apparatus for liquefying or solidifying gases or gaseous mixtures requiring the use of refrigeration, e.g. of helium or hydrogen Details and kind of the refrigeration system used; Integration with other units or processes; Controlling aspects of the process; Start-up or control of the process; Details of the apparatus used; Details of the refrigerant compression system used; Compression of refrigerant or internal recycle fluid, e.g. kind of compressor, accumulator, suction drum etc. characterised by the type of prime driver, e.g. hot gas expander Gas turbine as the prime mechanical driver

Recent Application in this class:
#1
20250257939
2025-08-14

SYSTEMS AND METHODS FOR LNG REFRIGERATION AND LIQUEFACTION

#2
20250012222
2025-01-09

Gas turbine plant, method for operating same, and method for modifying same

#3
20250012220
2025-01-09

METHOD OF CONTROLLING THE RENEWABLE ENERGY USE IN AN LNG TRAIN

#4
20240102729
2024-03-28

LNG PROCESS USING FEEDSTOCK AS PRIMARY REFRIGERANT

#5
20240093937
2024-03-21

LIQUEFIED HYDROGEN PRODUCTION DEVICE

#6
20240093936
2024-03-21

REFRIGERANT SUPPLY TO A COOLING FACILITY

#7
20240060715
2024-02-22

LIQUEFACTION SYSTEM AND METHOD FOR CONTROLLING TURBINE INLET TEMPERATURE OF LIQUEFACTION SYSTEM

#8
20230258400
2023-08-17

Systems and Methods for Utilizing Boil-Off Gas for Supplemental Cooling in Natural Gas Liquefaction Plants

#9
20230235954
2023-07-27

Modular mid-scale liquefied natural gas production system and method

#10
20230213276
2023-07-06

DEVICES, SYSTEMS, FACILITIES AND PROCESSES FOR CO2 CAPTURE/SEQUESTRATION AND CONVENTIONAL HYDROGEN GENERATION FROM BLAST FURNACE FACILITIES

#11
20230213275
2023-07-06

DEVICES, SYSTEMS, FACILITIES AND PROCESSES FOR CO2 CAPTURE/SEQUESTRATION AND PYROLYSIS BASED HYDROGEN GENERATION FROM BLAST FURNACE FACILITIES

#12
20230003443
2023-01-05

Arctic cascade method for natural gas liquefaction in a high-pressure cycle with pre-cooling by ethane and sub-cooling by nitrogen, and a plant for its implementation

#13
20220390170
2022-12-08

Optimized natural gas production control system with actual flow and set point tracking features

#14
20220290917
2022-09-15

Natural gas liquefying apparatus

#15
20220252341
2022-08-11

METHOD AND SYSTEM FOR DECARBONIZED LNG PRODUCTION

#16
20220170695
2022-06-02

METHOD AND SYSTEM FOR CONDENSING A GAS

#17
20220155008
2022-05-19

Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines

#18
20220003496
2022-01-06

System and method of de-bottlenecking LNG trains

#19
20210396464
2021-12-23

Liquefied natural gas compression system

#20
20210381757
2021-12-09

GAS STREAM COMPONENT REMOVAL SYSTEM AND METHOD

#21
20210140707
2021-05-13

Arctic cascade method for natural gas liquefaction in a high-pressure cycle with pre-cooling by ethane and sub-cooling by nitrogen, and a plant for its implementation

#22
20210123672
2021-04-29

Natural gas liquefaction installation arranged at the surface of an expanse of water, and associated cooling method

#23
20200232703
2020-07-23

System and method for removing freezing components from a feed gas

#24
20200132366
2020-04-30

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#25
20200124345
2020-04-23

Large scale coastal liquefaction

#26
20200041203
2020-02-06

Balancing power in split mixed refrigerant liquefaction system

#27
20200003489
2020-01-02

Method for air cooled, large scale, floating LNG production with liquefaction gas as only refrigerant

#28
20200003488
2020-01-02

DEVICE AND METHOD FOR LIQUEFYING A NATURAL GAS AND SHIP COMPRISING SUCH A DEVICE

#29
20190310013
2019-10-10

Method for liquefying natural gas and for recovering possible liquids from the natural gas, comprising two refrigerant cycles semi-open to the natural gas and a refrigerant cycle closed to the refrigerant gas

#30
20190271502
2019-09-05

Split refrigerant compressor for the liquefaction of natural gas

#31
20190264978
2019-08-29

System for treating and cooling a hydrocarbon stream

#32
20190249921
2019-08-15

NATURAL GAS LIQUEFACTION SYSTEM INCLUDING AN INTEGRALLY-GEARED TURBO-COMPRESSOR

#33
20190204007
2019-07-04

System and method for removing freezing components from a feed gas

#34
20190204006
2019-07-04

Systems and methods for LNG refrigeration and liquefaction

#35
20190195554
2019-06-27

System and method of de-bottlenecking LNG trains

#36
20190072036
2019-03-07

Inlet air cooling system and inlet air cooling method for gas turbine

#37
20190063825
2019-02-28

Method and system for LNG production using standardized multi-shaft gas turbines, compressors and refrigerant systems

#38
20190055887
2019-02-21

Modular gas turbine system

#39
20190041127
2019-02-07

Full turbomachinery module for LNG plants or the like

#40
20180356151
2018-12-13

Methods and systems for enhancing production of liquefied natural gas

#41
20180335253
2018-11-22

Method and system for efficient nonsynchronous LNG production using large scale multi-shaft gas turbines

#42
20180306109
2018-10-25

Integrated power generation and compression train, and method

#43
20180231303
2018-08-16

Pre-Cooling of Natural Gas by High Pressure Compression and Expansion

#44
20180180053
2018-06-28

Method for handling the shutdown of a turbomachine string in a liquefaction plant of a gaseous product

#45
20180051929
2018-02-22

System and Method to Integrate Condensed Water with Improved Cooler Performance

#46
20180051928
2018-02-22

System and method for liquefying natural gas with turbine inlet cooling

#47
20180003430
2018-01-04

Mixed refrigerant liquefaction system and method

#48
20170350646
2017-12-07

Process for purifying natural gas and liquefying carbon dioxide

#49
20170307291
2017-10-26

Low pressure ethane liquefaction and purification from a high pressure liquid ethane source

#50
20170191750
2017-07-06

SYSTEM AND METHOD FOR COMPRESSOR INTERCOOLER

#51
20170160009
2017-06-08

Gas liquefaction plant

#52
20170067684
2017-03-09

Mixed refrigerant distributed chilling scheme

#53
20160377340
2016-12-29

Liquefaction system using a turboexpander

#54
20160298898
2016-10-13

Mixed refrigerant liquefaction system and method

#55
20160116209
2016-04-28

Floating liquefied-gas production facility

#56
20160109178
2016-04-21

Systems and methods for natural gas liquefaction capacity augmentation

#57
20160040928
2016-02-11

Flexible liquefied natural gas plant

#58
20150253070
2015-09-10

Refrigerant supply to a cooling facility

#59
20140305160
2014-10-16

System and process for natural gas liquefaction

#60
20140245780
2014-09-04

Multi nitrogen expansion process for LNG production

#61
20140190205
2014-07-10

Method for liquefying natural gas with a triple closed circuit of coolant gas

#62
20140165587
2014-06-19

System for converting gaseous fuel into liquid fuel

#63
20140116084
2014-05-01

Method for liquefying natural gas with a mixture of coolant gas

#64
20130058800
2013-03-07

Parallel dynamic compressor arrangement and methods related thereto

#65
20120324861
2012-12-27

Compression Installation

#66
20120204598
2012-08-16

INTEGRATED WASTE HEAT RECOVERY IN LIQUEFIED NATURAL GAS FACILITY

#67
20120167619
2012-07-05

METHOD TO MAXIMIZE LNG PLANT CAPACITY IN ALL SEASONS

#68
20120167618
2012-07-05

USE OF REFRIGERATION LOOPS TO CHILL INLET AIR TO GAS TURBINE

#69
20120131950
2012-05-31

Arrangement for liquefying natural gas and method for starting said arrangement

#70
20120103011
2012-05-03

METHOD AND APPARATUS FOR PRODUCING A COOLED HYDROCARBON STREAM

#71
20120090351
2012-04-19

METHOD OF COOLING A HYDROCARBON STREAM AND APPARATUS THEREFOR

#72
20120067080
2012-03-22

Mixed refrigerant compression circuit

#73
20120060552
2012-03-15

METHOD AND APPARATUS FOR COOLING A GASEOUS HYDROCARBON STREAM

#74
20120047943
2012-03-01

Process for natural gas liquefaction

#75
20120036888
2012-02-16

METHOD AND SYSTEM FOR THE SMALL-SCALE PRODUCTION OF LIQUIFIED NATURAL GAS (LNG) AND COLD COMPRESSED GAS (CCNG) FROM LOW-PRESSURE NATURAL GAS

#76
20110259045
2011-10-27

Power Matched Mixed Refrigerant Compression Circuit

#77
20110239699
2011-10-06

Turbocompressor train and method for operation thereof and natural gas liquefaction plant having the turbocompressor train

#78
20110236226
2011-09-29

METHOD OF OPERATING A COMPRESSOR AND AN APPARATUS THEREFOR

#79
20110209496
2011-09-01

SYSTEM FOR COMBINED CYCLE MECHANICAL DRIVE IN CRYOGENIC LIQUEFACTION PROCESSES

#80
20110067439
2011-03-24

METHOD AND SYSTEM FOR PRODUCTION OF LIQUID NATURAL GAS

#81
20100326133
2010-12-30

METHOD AND APPARATUS FOR COOLING DOWN A CRYOGENIC HEAT EXCHANGER AND METHOD OF LIQUEFYING A HYDROCARBON STREAM

#82
20100319356
2010-12-23

Gas turbine control apparatus and control method for generating an electric motor torque instruction based on the detected exhaust gas temperature

#83
20100313597
2010-12-16

Method and system for production of liquid natural gas

#84
20100293967
2010-11-25

COMPRESSOR SYSTEM AND METHOD FOR GAS LIQUEFACTION SYSTEM

#85
20100281915
2010-11-11

Pre-Cooled Liquefaction Process

#86
20100223951
2010-09-09

METHOD AND APPARATUS FOR COOLING A HYDROCARBON STREAM

#87
20100212329
2010-08-26

BOIL-OFF GAS TREATMENT PROCESS AND SYSTEM

#88
20100206573
2010-08-19

METHOD AND APPARATUS FOR COOLING A GASEOUS HYDROCARBON STREAM

#89
20100186929
2010-07-29

Method and apparatus for cooling a hydrocarbon stream

#90
20100147024
2010-06-17

ALTERNATIVE PRE-COOLING ARRANGEMENT

#91
20100139317
2010-06-10

METHOD OF COOLING A HYDROCARBON STREAM AND AN APPARATUS THEREFOR

#92
20100126186
2010-05-27

METHOD AND APPARATUS FOR GENERATING A GASEOUS HYDROCARBON STREAM FROM A LIQUEFIED HYDROCARBON STREAM

#93
20100122551
2010-05-20

Liquefaction method and system

#94
20100071409
2010-03-25

METHOD AND APPARATUS FOR LIQUEFYING A HYDROCARBON STREAM

#95
20100058801
2010-03-11

System for enhanced gas turbine performance in a liquefied natural gas facility

#96
20100011808
2010-01-21

METHOD AND APPARATUS FOR LIQUEFYING A HYDROCARBON STREAM

#97
20090301131
2009-12-10

METHOD AND APPARATUS FOR TREATING A HYDROCARBON STREAM

#98
20090277217
2009-11-12

Enhanced nitrogen removal in an LNG facility

#99
20090260367
2009-10-22

Multi-compressor string with multiple variable speed fluid drives

#100
20090232663
2009-09-17

Compressor-expander set critical speed avoidance

#101
20090178693
2009-07-16

Extraction process utilzing liquified carbon dioxide

#102
20090151390
2009-06-18

System for enhanced fuel gas composition control in an LNG facility

#103
20090113928
2009-05-07

Method and system for the small-scale production of liquified natural gas (LNG) from low-pressure gas

#104
20090054191
2009-02-26

Dual end gear fluid drive starter

#105
20090031754
2009-02-05

METHOD AND APPARATUS TO IMPROVE OVERALL EFFICIENCY OF LNG LIQUEFACTION SYSTEMS

#106
20080264099
2008-10-30

DOMESTIC GAS PRODUCT FROM AN LNG FACILITY

#107
20080202159
2008-08-28

Apparatus and method for optimizing a liquefied natural gas facility

#108
20080170948
2008-07-17

Multi-stage compressor/driver system and method of operation

#109
20080156037
2008-07-03

Plant and Method for Liquefying Natural Gas

#110
20080156036
2008-07-03

Plant and Method for Liquefying Natural Gas

#111
20080115529
2008-05-22

LIQUEFIED NATURAL GAS PLANT WITH ENHANCED OPERATING FLEXIBILITY

#112
20080056910
2008-03-06

Anti-bogdown control system for turbine/compressor systems

#113
20080006053
2008-01-10

Natural Gas Liquefaction Process

#114
20070245771
2007-10-25

Dual stage nitrogen rejection from liquefied natural gas

#115
20070193303
2007-08-23

Scalable capacity liquefied natural gas plant

#116
20070095099
2007-05-03

Method for processing a stream of LNG obtained by means of cooling using a first refrigeration cycle and associated installation

#117
20060283206
2006-12-21

Method for efficient nonsynchronous LNG production

#118
20060225461
2006-10-12

Process for sub-cooling an LNG stream obtained by cooling by means of a first refrigeration cycle, and associated installation

#119
20060213222
2006-09-28

Compact, modular method and apparatus for liquefying natural gas

#120
20060201853
2006-09-14

System for liquefying light hydrocarbon gas with a plurality of light hydrocarbon gas liquefaction trains

#121
20060112726
2006-06-01

Modular LNG process

#122
20060005572
2006-01-12

System for use of land fills and recyclable materials

#123
20050022552
2005-02-03

Utilization of bogdown of single-shaft gas turbines to minimize relief flows in baseload LNG plants

#124
20050005635
2005-01-13

Plant and process for liquefying natural gas

#125
20050000244
2005-01-06

System for use of land fills and recyclable materials