ClassID:

160045

F25J1/0087 - CPC Classification

Classification description:

Processes or apparatus for liquefying or solidifying gases or gaseous mixtures characterised by the refrigerant fluid used; Hydrocarbons Propane; Propylene

Recent Application in this class:
#1
20260126245
2026-05-07

SYSTEMS AND METHODS FOR ALIGNING SEQUENCES TO PERSONALIZED REFERENCES

#2
20260118052
2026-04-30

LIQUIFIED NATURAL GAS PROCESSING COLD BOX WITH INTERNAL REFRIGERANT STORAGE

#3
20250327617
2025-10-23

APPARATUS AND METHOD FOR TRANSFERRING A FLUID FROM A SUBCRITICAL GASEOUS STATE INTO A SUPERCRITICAL STATE

#4
20240318909
2024-09-26

METHODS FOR OPERATING HYDROCARBON REMOVAL SYSTEMS FROM NATURAL GAS STREAMS

#5
20240318907
2024-09-26

INTEGRATED REFRIGERATION SYSTEM OF A LIQUEFIED NATURAL GAS PRODUCTION PLANT COMPRISING A CARBON CAPTURE UNIT

#6
20240093936
2024-03-21

REFRIGERANT SUPPLY TO A COOLING FACILITY

#7
20230098976
2023-03-30

REFRIGERATION SYSTEMS ASSOCIATED WITH CRYOGENIC PROCESS PLANTS FOR ETHANE OR PROPANE RECOVERY FROM NATURAL GAS

#8
20230083389
2023-03-16

METHOD AND SYSTEM FOR PRODUCTION OPTIMIZATION

#9
20230076753
2023-03-09

LIQUIFIED NATURAL GAS PROCESSING COLD BOX WITH INTERNAL REFRIGERANT STORAGE

#10
20220364787
2022-11-17

HEAT EXCHANGER FOR A LIQUEFIED NATURAL GAS FACILITY

#11
20220316796
2022-10-06

Method Of Cooling Boil Off Gas And An Apparatus Therefor

#12
20220268517
2022-08-25

Systems and Methods for Improving the Efficiency of Open-Cycle Cascade-Based Liquified Natural Gas Systems

#13
20220187014
2022-06-16

Method of cooling boil off gas and an apparatus therefor

#14
20220155008
2022-05-19

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

#15
20220003496
2022-01-06

System and method of de-bottlenecking LNG trains

#16
20210063082
2021-03-04

Thermodynamic system containing a fluid, and method for reducing pressure therein

#17
20200208910
2020-07-02

Apparatus for liquefying natural gas and method for liquefying natural gas

#18
20200132366
2020-04-30

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#19
20200025334
2020-01-23

Systems and methods for transporting liquefied natural gas

#20
20190316856
2019-10-17

Liquid drains in core-in-shell heat exchanger

#21
20190271502
2019-09-05

Split refrigerant compressor for the liquefaction of natural gas

#22
20190264979
2019-08-29

SPLIT FLOW INTEGRATED LNG PRODUCTION (SFI-LNG)

#23
20190249921
2019-08-15

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

#24
20190195555
2019-06-27

System and method for operating a liquefaction train

#25
20190195554
2019-06-27

System and method of de-bottlenecking LNG trains

#26
20190128599
2019-05-02

Gas processing facility

#27
20190072036
2019-03-07

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

#28
20190063825
2019-02-28

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

#29
20190063824
2019-02-28

Production equipment and production method of liquefied hydrogen and liquefied natural gas

#30
20190041126
2019-02-07

Systems and methods for multi-stage refrigeration

#31
20180335253
2018-11-22

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

#32
20180231304
2018-08-16

Systems and methods for multi-stage refrigeration

#33
20180209728
2018-07-26

Compression train including one centrifugal compressor and LNG plant

#34
20180209724
2018-07-26

Continuous mixed refrigerant optimization system for the production of liquefied natural gas (LNG)

#35
20180209427
2018-07-26

LNG PLANT INCLUDING AN AXIAL COMPRESSOR AND A CENTRIFUGAL COMPRESSOR

#36
20180128543
2018-05-10

Method and controller for controlling a continuous process

#37
20180051929
2018-02-22

System and Method to Integrate Condensed Water with Improved Cooler Performance

#38
20180051928
2018-02-22

System and method for liquefying natural gas with turbine inlet cooling

#39
20180023889
2018-01-25

Heavy hydrocarbon removal system for lean natural gas liquefaction

#40
20170336071
2017-11-23

Equipment safety management device, equipment safety management method, and natural gas liquefaction device

#41
20170307291
2017-10-26

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

#42
20170292783
2017-10-12

Method of operating natural gas liquefaction facility

#43
20170160008
2017-06-08

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#44
20170122659
2017-05-04

PROCESS AND APPARATUS FOR SWEETENING AND LIQUEFYING A GAS STREAM

#45
20170097189
2017-04-06

Modularization Of A Hydrocarbon Processing Plant

#46
20170097188
2017-04-06

Consolidated Refrigeration And Liquefaction Module In A Hydrocarbon Processing Plant

#47
20170089637
2017-03-30

Parallel compression in LNG plants using a positive displacement compressor

#48
20170030633
2017-02-02

SYSTEM AND METHOD FOR LIQUEFACATION OF NATURAL GAS

#49
20160377340
2016-12-29

Liquefaction system using a turboexpander

#50
20160327334
2016-11-10

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#51
20160313056
2016-10-27

SYSTEM AND METHOD FOR LIQUEFACTION OF NATURAL GAS

#52
20160298899
2016-10-13

Quench system for a refrigeration cycle of a liquefied natural gas facility and method of quenching

#53
20160138861
2016-05-19

System and method for liquefied natural gas production

#54
20150316333
2015-11-05

Liquid drains in core-in-shell heat exchanger

#55
20150300732
2015-10-22

System and process for liquefying natural gas

#56
20150253071
2015-09-10

Heat exchanger for a liquefied natural gas facility

#57
20150253070
2015-09-10

Refrigerant supply to a cooling facility

#58
20140238076
2014-08-28

Nitrogen rejection unit

#59
20130327085
2013-12-12

Semi-closed loop LNG process

#60
20120204598
2012-08-16

INTEGRATED WASTE HEAT RECOVERY IN LIQUEFIED NATURAL GAS FACILITY

#61
20120186296
2012-07-26

PROCESS AND APPARATUS FOR SWEETENING AND LIQUEFYING A GAS STREAM

#62
20120167618
2012-07-05

USE OF REFRIGERATION LOOPS TO CHILL INLET AIR TO GAS TURBINE

#63
20120090350
2012-04-19

Configurations and methods of heating value control in LNG liquefaction plant

#64
20120067080
2012-03-22

Mixed refrigerant compression circuit

#65
20110277498
2011-11-17

METHOD AND APPARATUS FOR CONTROLLING A REGRIGERANT COMPRESSOR, AND USE THEREOF IN A METHOD OF COOLING A HYDROCARBON STREAM

#66
20110259045
2011-10-27

Power Matched Mixed Refrigerant Compression Circuit

#67
20110185767
2011-08-04

METHOD AND APPARATUS FOR LIQUEFYING A HYDROCARBON-CONTAINING FEED STREAM

#68
20100293997
2010-11-25

METHOD AND APPARATUS FOR COOLING AND/OR LIQUEFYING A HYDROCARBON STREAM

#69
20100281915
2010-11-11

Pre-Cooled Liquefaction Process

#70
20100223951
2010-09-09

METHOD AND APPARATUS FOR COOLING A HYDROCARBON STREAM

#71
20100218551
2010-09-02

Method for utilization of lean boil-off gas stream as a refrigerant source

#72
20100147024
2010-06-17

ALTERNATIVE PRE-COOLING ARRANGEMENT

#73
20100122551
2010-05-20

Liquefaction method and system

#74
20100058803
2010-03-11

System for incondensable component separation in a liquefied natural gas facility

#75
20100058801
2010-03-11

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

#76
20090314030
2009-12-24

Method and apparatus for liquefying a hydrocarbon stream

#77
20090301132
2009-12-10

Optimized heavies removal system in an LNG facility

#78
20090301131
2009-12-10

METHOD AND APPARATUS FOR TREATING A HYDROCARBON STREAM

#79
20090282862
2009-11-19

METHOD AND APPARATUS FOR PRODUCING A COOLED HYDROCARBON STREAM

#80
20090277218
2009-11-12

Method and apparatus for liquefying a natural gas stream

#81
20090249828
2009-10-08

LNG SYSTEM WITH ENHANCED PRE-COOLING CYCLE

#82
20090188277
2009-07-30

METHOD AND APPARATUS FOR CONTROLLING A REFRIGERANT COMPRESSOR, AND METHOD FOR COOLING A HYDROCARBON STREAM

#83
20090151391
2009-06-18

LNG FACILITY EMPLOYING A HEAVIES ENRICHING STREAM

#84
20090090131
2009-04-09

PROCESS AND SYSTEM FOR REMOVING TOTAL HEAT FROM BASE LOAD LIQUEFIED NATURAL GAS FACILITY

#85
20080307826
2008-12-18

Apparatus and method for optimizing a natural gas liquefaction train having a nitrogen cooling loop

#86
20080256976
2008-10-23

SEMI-CLOSED LOOP LNG PROCESS

#87
20080245101
2008-10-09

Integrated Method and Installation for Cryogenic Adsorption and Separation for Producing Co2

#88
20080202159
2008-08-28

Apparatus and method for optimizing a liquefied natural gas facility

#89
20080173043
2008-07-24

Method For the Liquefaction of a Hydrocarbon-Rich Stream

#90
20080163645
2008-07-10

NATURAL GAS PROCESSING METHOD

#91
20080141711
2008-06-19

Hybrid cycle liquefaction of natural gas with propane pre-cooling

#92
20080115530
2008-05-22

Contaminant removal system for closed-loop refrigeration cycles of an LNG facility

#93
20080115529
2008-05-22

LIQUEFIED NATURAL GAS PLANT WITH ENHANCED OPERATING FLEXIBILITY

#94
20080022716
2008-01-31

LNG system employing stacked vertical heat exchangers to provide liquid reflux stream

#95
20070204649
2007-09-06

REFRIGERANT CIRCUIT

#96
20070113584
2007-05-24

Optimized LNG system with liquid expander

#97
20070107464
2007-05-17

LNG system with high pressure pre-cooling cycle

#98
20060225461
2006-10-12

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

#99
20060162378
2006-07-27

Integrated multiple-loop refrigeration process for gas liquefaction

#100
20060112725
2006-06-01

Natural gas liquefaction process

#101
20060086140
2006-04-27

Vertical heat exchanger configuration for LNG facility

#102
20060086139
2006-04-27

LNG system employing optimized heat exchangers to provide liquid reflux stream

#103
20050279133
2005-12-22

Semi-closed loop LNG process

#104
20050279131
2005-12-22

Noninvasive measurement and control system for use in hydrocarbon processing

#105
20050126219
2005-06-16

Refrigeration compression system with multiple inlet streams