ClassID:

104237

C09K5/041 - CPC Classification

Classification description:

Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion; Materials undergoing a change of physical state when used the change of state being from liquid to vapour or for compression-type refrigeration systems

Sub-classes:
Recent Application in this class:
#1
20260055937
2026-02-26

HIGH-PRESSURE FLUID CHROMATOGRAPHY SYSTEM USING INTERIOR-TO-EXTERIOR COLUMN PRESSURE EQUALIZATION

#2
20260001032
2026-01-01

MEMBRANE SEPARATION SYSTEM

#3
20250368876
2025-12-04

COMPOSITION CONTAINING REFRIGERANT, USE OF SAID COMPOSITION, REFRIGERATION METHOD USING SAID COMPOSITION, AND REFRIGERATION UNIT AND REFRIGERATOR CONTAINING SAID COMPOSITION

#4
20250262911
2025-08-21

REFRIGERANT-CONTAINING COMPOSITION, USE OF SAME, REFRIGERATOR COMPRISING SAME, AND METHOD FOR OPERATING REFRIGERATOR

#5
20250236774
2025-07-24

HEAT TRANSFER SYSTEMS, COMPOSITIONS AND METHODS

#6
20250207009
2025-06-26

HC Refrigerant Blended Gas and Method for Decontaminating an A/C System Using a Hydrocarbon Replacement Refrigerant Blended Gas

#7
20250102192
2025-03-27

ADVANCED SYSTEM FOR ELECTROCHEMICAL CELL

#8
20240344742
2024-10-17

REFRIGERATION APPARATUS

#9
20240279520
2024-08-22

FLUORINE SUBSTITUTED ETHERS AND COMPOSITIONS, METHODS AND USES INCLUDING SAME

#10
20240247843
2024-07-25

COOLING LOOP WITH A SUPERCRITICAL FLUID SYSTEM USING COMPRESSED REFRIGERANT FLUID FLOW WITH A POSITIVE JOULE THOMSON COEFFICIENT

#11
20240018438
2024-01-18

COMPOSITIONS, SYSTEM AND METHODS FOR INTRODUCING PAG LUBRICANT OR REFRIGERANT INTO AN AIR-CONDITIONING OR SYSTEM USING LOWER OR LOW GWP REFRIGERANT OR REFRIGERANT BLENDS

#12
20240011672
2024-01-11

Refrigeration System with Oil Control System

#13
20230287252
2023-09-14

HEAT MEDIUM

#14
20230220258
2023-07-13

Thermal storage systems and methods

#15
20230213278
2023-07-06

APPARATUS FOR PRECOOLING HYDROGEN FOR LIQUEFACTION USING EXTERNAL LIQUID NITROGEN AND HIGH PRESSURE GASEOUS NITROGEN

#16
20230213274
2023-07-06

PROCESS FOR PRECOOLING HYDROGEN FOR LIQUEFACTION USING EXTERNAL LIQUID NITROGEN AND HIGH PRESSURE GASEOUS NITROGEN

#17
20230159851
2023-05-25

Refrigerating machine oil

#18
20230073051
2023-03-09

COMPOSITIONS

#19
20230035949
2023-02-02

MIXED REFRIGERANT PRODUCTION APPARATUS, MIXED REFRIGERANT PRODUCTION METHOD, CONTAINER OF MIXED REFRIGERANT, METHOD OF USE THEREOF, CONTAINER OF MIXED REFRIGERANT HAVING GAS-LIQUID MIXING FUNCTION AND METHOD OF USE THEREOF

#20
20220403279
2022-12-22

COMPOSITIONS, SYSTEM AND METHODS FOR INTRODUCING POE LUBRICANT INTO AN ELECTRIC (HEV, PHEV, EV) AUTOMOTIVE AIR-CONDITIONING/HEATING SYSTEM OR STATIONARY AIR-CONDITIONING/HEATING SYSTEM OR STATIONARY REFRIGERATION SYSTEM USING LOWER OR LOW GWP REFRIGERANT OR REFRIGERANT BLENDS

#21
20220372389
2022-11-24

Compositions, system and methods for introducing PAG lubricant or refrigerant into an air-conditioning or system using lower or low GWP refrigerant or refrigerant blends

#22
20220333032
2022-10-20

REFRIGERATION CYCLE APPARATUS, REFRIGERATING MACHINE OIL AND REFRIGERANT LEAKAGE PREVENTION AGENT

#23
20220311018
2022-09-29

BIPOLAR PLATE FOR LOW PRESSURE FEED ELECTRODE OPERATION

#24
20220267696
2022-08-25

METHOD FOR OPERATING REFRIGERANT CIRCULATION SYSTEM

#25
20220196510
2022-06-23

Hybrid fluorescent UV dye for refrigerant systems

#26
20220034555
2022-02-03

Cooling loop with a supercritical fluid system using compressed refrigerant fluid flow with a positive Joule Thomson coefficient

#27
20220028583
2022-01-27

Method and device for cooling of a superconducting cable and corresponding system

#28
20210404709
2021-12-30

Advanced system for electrochemical cell

#29
20210348805
2021-11-11

Supercritical fluid chromatography system

#30
20210310749
2021-10-07

THERMAL ACCUMULATOR CONTAINING A PCM, AND REFRIGERATED CONTAINER EQUIPED WITH SAID THERMAL ACCUMULATOR

#31
20210284891
2021-09-16

Heat transport device and heat transport method using same

#32
20210139804
2021-05-13

Compositions, system and methods for introducing POE lubricant into an air-conditioning or a refrigeration system

#33
20210122990
2021-04-29

Compositions, system and methods for introducing PAG lubricant or refrigerant into an air-conditioning or system using lower or low GWP refrigerant or refrigerant blends

#34
20210115817
2021-04-22

Thermal power cycle

#35
20210054252
2021-02-25

Power generation

#36
20210032558
2021-02-04

Refrigerator oil and hydraulic fluid composition for refrigerators

#37
20200385618
2020-12-10

Refrigeration apparatus

#38
20200354645
2020-11-12

Refrigerator oil and hydraulic fluid composition for refrigerators

#39
20200348051
2020-11-05

Carbon dioxide refrigerant system

#40
20200339852
2020-10-29

Air conditioning refrigerant oil thermal additive

#41
20200188814
2020-06-18

SUPERCRITICAL FLUID CHROMATOGRAPHY SYSTEM

#42
20200071585
2020-03-05

Refrigerant compositions

#43
20200056815
2020-02-20

Cooling loop with a supercritical fluid system using compressed refrigerant fluid flow with a positive Joule-Thomson coefficient

#44
20200033032
2020-01-30

Ammonia and hydrogen electrochemical climate control systems

#45
20200017795
2020-01-16

Refrigeration oil composition and working fluid for refrigeration system

#46
20200017741
2020-01-16

Power generation

#47
20200010750
2020-01-09

METHOD OF USING CATALYZED GRAPHENE WITH NANOPARTICLE REACTING AGENT TO IMPROVE THE EFFICIENCY OF A THERMAL VAPOR COMPRESSION SYSTEM

#48
20190360727
2019-11-28

Refrigeration system with oil control system

#49
20190352193
2019-11-21

Device for the Purification of Water Using a Heat Pump

#50
20190330506
2019-10-31

Systems and methods for active cloud point adjustment and refrigeration cycles

#51
20190309203
2019-10-10

Rare-earth regenerator material particles, and group of rare-earth regenerator material particles, refrigerator and measuring apparatus using the same, and method for manufacturing the same

#52
20190264129
2019-08-29

Lubricating oil composition for refrigerator, composition for refrigerator, lubricating method, and refrigerator

#53
20190233697
2019-08-01

Systems and methods for active cloud point adjustment and refrigeration cycles

#54
20190233696
2019-08-01

Systems and methods for active cloud point adjustment and refrigeration cycles

#55
20190225906
2019-07-25

Compositions, system and methods for introducing PAG lubricant or refrigerant into an air-conditioning or system using lower or low GWP refrigerant or refrigerant blends

#56
20190225905
2019-07-25

Polyol ester compositions

#57
20190176285
2019-06-13

Adaptive R744 minimum quantity cooling lubrication system

#58
20190161658
2019-05-30

Air conditioning refrigerant oil thermal additive

#59
20190128249
2019-05-02

Electric compressor, and refrigeration air-conditioning apparatus

#60
20190093926
2019-03-28

Test chamber

#61
20190049155
2019-02-14

Air conditioner

#62
20190048240
2019-02-14

Refrigeration apparatus

#63
20190041143
2019-02-07

HEAT DISSIPATION SYSTEM USING SINGLE-PHASE, SUPERCRITICAL FLUID

#64
20190032971
2019-01-31

Refrigerant compressor and freezing apparatus using same

#65
20190032967
2019-01-31

IONIC FLUID / CO2 COFLUID REFRIGERATION SYSTEM

#66
20190011155
2019-01-10

Method for operating an air-conditioning system of a motor vehicle

#67
20180340527
2018-11-29

Refrigerant compressor and refrigeration device including refrigerant compressor

#68
20180320044
2018-11-08

Rare-earth regenerator material particles, and group of rare-earth regenerator material particles, refrigerator and measuring apparatus using the same, and method for manufacturing the same

#69
20180313604
2018-11-01

Hydrogen-neon mixture refrigeration cycle for large-scale hydrogen cooling and liquefaction

#70
20180291247
2018-10-11

REFRIGERATION OIL, REFRIGERATOR COMPOSITION, AND REFRIGERATOR

#71
20180230397
2018-08-16

REFRIGERATION MACHINE OIL, COMPOSITION FOR REFRIGERATION MACHINES, AND COMPRESSION-TYPE REFRIGERATION MACHINE

#72
20180230349
2018-08-16

Method for operating a refrigeration system and assembly of a refrigeration system

#73
20180199979
2018-07-19

NO thermal pressurization system by cooling

#74
20180172359
2018-06-21

Azeotropic working fluids and thermal management systems utilizing the same

#75
20180112896
2018-04-26

SUPERCRITICAL FLUID CHROMATOGRAPHY SYSTEM

#76
20180066871
2018-03-08

Refrigerant circulation device, refrigerant circulation method, refrigerant filling method, and method for operating refrigerant circulation device

#77
20180056236
2018-03-01

Process to decouple regeneration gas compressor from regeneration gas treating

#78
20180037787
2018-02-08

Additives for wet heating and cooling systems

#79
20170349451
2017-12-07

Device for the Purification of Water Using a Heat Pump

#80
20170313954
2017-11-02

Carbon dioxide co-fluid

#81
20170299231
2017-10-19

Rare-earth regenerator material particles, and group of rare-earth regenerator material particles, refrigerator and measuring apparatus using the same, and method for manufacturing the same

#82
20170246558
2017-08-31

Supercritical fluid chromatography system

#83
20170115035
2017-04-27

Advanced system for electrochemical cell

#84
20170082328
2017-03-23

Electrochemical compressor with reactant conduit

#85
20170077528
2017-03-16

Bipolar plate for low pressure feed electrode operation

#86
20170074747
2017-03-16

Leak detector sensor systems using tag-sensitized refrigerants

#87
20170029680
2017-02-02

Method of selecting refrigerant-lubricant combinations

#88
20170023278
2017-01-26

Electrochemical Heat Transfer System

#89
20170002291
2017-01-05

Working fluid composition for refrigerating machine and refrigerating machine oil

#90
20170000543
2017-01-05

NO thermal pressurization system by cooling

#91
20160289523
2016-10-06

Working fluid composition for refrigerator

#92
20160237333
2016-08-18

Compounds, complexes, compositions, methods and systems for heating and cooling

#93
20160178246
2016-06-23

REFRIGERATION APPARATUS

#94
20160040918
2016-02-11

Neutralization and removal of acids in HVAC systems through the use of drying agents

#95
20160040094
2016-02-11

Refrigerator oil composition and refrigerator system

#96
20150291502
2015-10-15

Hexaester of mono-formal bis pentaerythritol

#97
20150260435
2015-09-17

Heat exchanging device and heat pump

#98
20150184103
2015-07-02

Lubricant base oil, refrigerator oil and working fluid composition for refrigerators

#99
20150137025
2015-05-21

Ester for refrigerator oils and method for producing same

#100
20150049431
2015-02-19

Module-type data center and method of controlling the same

#101
20150033777
2015-02-05

HEAT PUMP, IN PARTICULAR FOR HEATING A VEHICLE INTERIOR, AND METHOD FOR OPERATING A HEAT PUMP

#102
20150001438
2015-01-01

Mixed ester

#103
20150000330
2015-01-01

AIR CONDITIONER

#104
20140374647
2014-12-25

Refrigeration oil composition

#105
20140245761
2014-09-04

REFRIGERANT LUBRICANT COMPOSITION

#106
20140116084
2014-05-01

Method for liquefying natural gas with a mixture of coolant gas

#107
20130234059
2013-09-12

Haloalkene Complexes

#108
20130193327
2013-08-01

FLUORESCENT DETECTOR

#109
20130133328
2013-05-30

Thermal power cycle

#110
20130126778
2013-05-23

Heat transfer compositions

#111
20130000348
2013-01-03

EJECTOR, MOTIVE FLUID FOAMING METHOD, AND REFRIGERATION CYCLE APPARATUS

#112
20120272668
2012-11-01

Method of selecting refrigerant-lubricant combinations

#113
20120168663
2012-07-05

COMPOSITIONS AND METHODS COMPRISING TRIFLUORONITROMETHANE

#114
20120157320
2012-06-21

Rare-earth regenerator material particles, and group of rare-earth regenerator material particles, refrigerator and measuring apparatus using the same, and method for manufacturing the same

#115
20120017614
2012-01-26

Apparatus and Method of Using Nanofluids to Improve Energy Efficiency of Vapor Compression Systems

#116
20110233456
2011-09-29

Method of forming cryogenic fluid composition

#117
20110198215
2011-08-18

Electrochemical heat transfer system

#118
20110197604
2011-08-18

Secondary loop cooling system having a bypass and a method for bypassing a reservoir in the system

#119
20110190184
2011-08-04

Lubricants for air conditioning systems

#120
20110136712
2011-06-09

Process for lubricating a refrigerator containing sliding parts made of an engineering plastic material

#121
20110132005
2011-06-09

Refrigeration Process and Apparatus with Subcooled Refrigerant

#122
20110017941
2011-01-27

Refrigerant Composition

#123
20110017940
2011-01-27

Refrigerant composition

#124
20110000253
2011-01-06

Lubricant composition for refrigerating machine

#125
20100281915
2010-11-11

Pre-Cooled Liquefaction Process

#126
20100252772
2010-10-07

PROCESS FOR LUBRICATING A REFRIGERATOR CONTAINING SLIDING PARTS MADE OF AN ENGINEERING PLASTIC MATERIAL

#127
20100251803
2010-10-07

DETECTABLE REFRIGERANT COMPOSITIONS AND USES THEREOF

#128
20100242501
2010-09-30

Cooling System

#129
20100237274
2010-09-23

Lubricating oil composition for compression refrigerator having traction mechanism

#130
20100205980
2010-08-19

REFRIGERANT LUBRICANT COMPOSITION

#131
20100065772
2010-03-18

Tracer-containing compositions

#132
20090267018
2009-10-29

Refrigerant Composition

#133
20090260389
2009-10-22

CO2 REFRIGERATION UNIT

#134
20090260373
2009-10-22

Refrigerant Composition

#135
20090189077
2009-07-30

Detectable refrigerant compositions and uses thereof

#136
20090113903
2009-05-07

Cooling methods and systems using supercritical fluids

#137
20090082237
2009-03-26

Refrigerator oil composition

#138
20090072187
2009-03-19

Refrigerator oil composition

#139
20090045375
2009-02-19

Refrigerant Composition

#140
20090000331
2009-01-01

Lubricant for compression type refrigerating machine and refrigerating device using same

#141
20080062651
2008-03-13

Base heat spreader with fins

#142
20080028782
2008-02-07

Azeotrope spray cooling system

#143
20070295478
2007-12-27

Vapor compression cycle utilizing ionic liquid as compressor lubricant

#144
20070267597
2007-11-22

Refrigerant Mixture of Dimethyl Ether and Carbon Dioxide

#145
20070209371
2007-09-13

MIXED GAS REFRIGERANT SYSTEM FOR SENSOR COOLING BELOW 80ºK

#146
20070209122
2007-09-13

Mixed gas refrigerants

#147
20070114488
2007-05-24

Cryogenic fluid composition

#148
20070040148
2007-02-22

Lubricating oil compositions using polyalkylene glycol derivatives

#149
20060128576
2006-06-15

Refrigerating machine oil composition for carbon dioxide refrigerant

#150
20060059945
2006-03-23

Method for single-phase supercritical carbon dioxide cooling

#151
20060029758
2006-02-09

Refrigerator with an inner case containing nanosilver particles

#152
20060001002
2006-01-05

Refrigerating cycle

#153
20050285078
2005-12-29

Refrigerant compositions comprising functionalized organic compounds and uses thereof

#154
20050253107
2005-11-17

Refrigeration cycle utilizing a mixed inert component refrigerant

#155
20050230657
2005-10-20

Tracer-containing compositions

#156
20050211949
2005-09-29

Detectable refrigerant compositions and uses thereof

#157
20050178146
2005-08-18

Supercritical refrigeration cycle

#158
20050116196
2005-06-02

Refrigerating oil composition for natural substance-based refrigerants

#159
20050109978
2005-05-26

Refrigerant compositions comprising performance enhancing additives

#160
15847878
2020-08-04

Heat transfer fluid coordination entities

#161
15703135
2019-12-03

HVAC/R system refrigerant and oil conditioning composition, and method for removing acid and moisture therewith

#162
15480430
2018-04-03

Liquid immersion cooler

#163
15178175
2017-11-14

HVAC/R system refrigerant and oil conditioning, composition, and method for removing acid and moisture therewith