ClassID:

159469

F25B2400/22 - CPC Classification

Classification description:

General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of Refrigeration systems for supermarkets

Recent Application in this class:
#1
20260049748
2026-02-19

DUAL TEMPERATURE REFRIGERATION SYSTEM

#2
20250362062
2025-11-27

CO2 REFRIGERATION SYSTEM WITH SUPERHEAT CONTROL

#3
20250325120
2025-10-23

Configuration for a Heat Exchanger in a Temperature Controlled Case

#4
20240093920
2024-03-21

HVAC dual de-superheating/subcooling heat reclaim system for transcritical refrigeration systems

#5
20240041228
2024-02-08

Configuration for a Heat Exchanger in a Temperature Controlled Case

#6
20230265327
2023-08-24

NONFLAMMABLE REFRIGERANTS HAVING LOW GWP, AND SYSTEMS FOR AND METHODS OF PROVIDING REFRIGERATION

#7
20230258380
2023-08-17

REFRIGERATION PLANT WITH COOLING CIRCUIT

#8
20230221051
2023-07-13

Expansion Valve Position Detection in Refrigeration System

#9
20230026023
2023-01-26

Refrigeration System with Brushless DC Motor Compressor Drive

#10
20220373238
2022-11-24

COrefrigeration system with high pressure valve control based on coefficient of performance

#11
20220357084
2022-11-10

HVAC dual de-superheating/subcooling heat reclaim system for transcritical refrigeration systems

#12
20220299242
2022-09-22

Grid interactive micro-distributed refrigerated display case

#13
20220135859
2022-05-05

Nonflammable refrigerants having low GWP, and systems for and methods of providing refrigeration

#14
20220071412
2022-03-10

Systems and methods for reducing condensation in refrigerated cases

#15
20220003475
2022-01-06

Refrigeration system with condenser temperature differential setpoint control

#16
20210364210
2021-11-25

Systems and methods for pressure control in a CO2 refrigeration system

#17
20210348834
2021-11-11

Freezer case with variable superheat setpoints

#18
20210127854
2021-05-06

Systems and methods for reducing condensation in refrigerated cases

#19
20210100372
2021-04-08

Merchandiser including conductive coating to heat frame

#20
20210085099
2021-03-25

Merchandiser with even distribution fan plenum

#21
20200408447
2020-12-31

Energy management for refrigeration systems

#22
20200363102
2020-11-19

Integrated cooling system with flooded air conditioning heat exchanger

#23
20200352356
2020-11-12

Refrigerated display cabinet utilizing a radial cross flow fan

#24
20200348056
2020-11-05

Subcritical COrefrigeration system using thermal storage

#25
20200217569
2020-07-09

Refrigeration system with brushless DC motor compressor drive

#26
20200200461
2020-06-25

HVAC SYSTEM FOR BUILDINGS

#27
20200157398
2020-05-21

Nonflammable refrigerants having low GWP, and systems for and methods of providing refrigeration

#28
20200072524
2020-03-05

Refrigeration unit having an accumulator, refrigeration system and method for controlling a refrigeration unit having an accumulator

#29
20200033039
2020-01-30

COrefrigeration system with high pressure valve control based on coefficient of performance

#30
20190353408
2019-11-21

Thermal energy system and method of operation

#31
20190264963
2019-08-29

Refrigeration system with leak detection

#32
20190154310
2019-05-23

Heat pump system having CO2 as the first heat pump medium and water as the second heat pump medium

#33
20190154309
2019-05-23

Heat pump system having heat pump assemblies coupled on the input side and output side

#34
20190142185
2019-05-16

CONFIGURATION FOR A HEAT EXCHANGER IN A TEMPERATURE CONTROLLED CASE

#35
20190072308
2019-03-07

Refrigeration system with brushless DC motor compressor drive

#36
20190072299
2019-03-07

REFRIGERATION SYSTEM WITH INTEGRATED AIR CONDITIONING BY A HIGH PRESSURE EXPANSION VALVE

#37
20190056151
2019-02-21

Cooling system with improved compressor stability

#38
20190041099
2019-02-07

Refrigeration apparatus and method for controlling the same

#39
20190025859
2019-01-24

Cooling system flood prevention tool

#40
20180306491
2018-10-25

Dynamic coefficient of performance calculation for refrigeration systems

#41
20180231290
2018-08-16

Cooling system with intermediate heat exchange fluid loop

#42
20180231289
2018-08-16

Cooling system with intermediary heat exchange

#43
20180231288
2018-08-16

Cooling system

#44
20180216851
2018-08-02

COrefrigeration system with direct COheat exchange for building temperature control

#45
20180202702
2018-07-19

System and method for reducing moisture in a refrigerated room

#46
20180195781
2018-07-12

Oil management for micro booster supermarket refrigeration system

#47
20180195773
2018-07-12

Micro booster supermarket refrigeration architecture

#48
20180187928
2018-07-05

System and method for reusing waste heat of a transcritical refrigeration system

#49
20180187927
2018-07-05

SYSTEM AND METHOD FOR REUSING WASTE HEAT OF A TRANSCRITICAL REFRIGERATION SYSTEM

#50
20180146800
2018-05-31

Refrigerated display case

#51
20180084925
2018-03-29

Refrigerated merchandiser including eutectic plate refrigeration

#52
20180073790
2018-03-15

Energy management for refrigeration systems

#53
20180017299
2018-01-18

Detecting refrigerant leak in a refrigeration system

#54
20170363337
2017-12-21

Refrigeration system with condenser temperature differential setpoint control

#55
20170288402
2017-10-05

Method for operating at least one distributed energy resource comprising a refrigeration system

#56
20170261221
2017-09-14

Integrated heating, ventilation, air conditioning, and refrigeration system

#57
20170089625
2017-03-30

Energy management for refrigeration systems

#58
20170089614
2017-03-30

Refrigeration device

#59
20170074569
2017-03-16

Refrigeration apparatus

#60
20170074559
2017-03-16

Air conditioner and cooling receiver of air conditioner

#61
20170010051
2017-01-12

COMBINED HEATING AND COOLING SYSTEMS

#62
20160209097
2016-07-21

Refrigeration system with brushless DC motor compressor drive

#63
20160102901
2016-04-14

Systems and methods for pressure control in a COrefrigeration system

#64
20150257549
2015-09-17

Modular low charge hydrocarbon refrigeration system and method of operation

#65
20150257548
2015-09-17

Low charge hydrocarbon refrigeration system

#66
20150013359
2015-01-15

Refrigeration circuit and method for operating a refrigeration circuit

#67
20150013358
2015-01-15

Refrigeration circuit and method for operating a refrigeration circuit

#68
20140150475
2014-06-05

Thermal energy system and method of operation

#69
20140102132
2014-04-17

Modular CO2 refrigeration system

#70
20130167577
2013-07-04

Integrated heating, ventilation, air conditioning, and refrigeration system

#71
20120216556
2012-08-30

Refrigeration managing apparatus

#72
20120204582
2012-08-16

Apparatus for managing operation of freezing machine

#73
20120060529
2012-03-15

Refrigeration system energy monitoring and diagnostics

#74
20110314846
2011-12-29

Refrigeration circuit and method for operating a refrigeration circuit

#75
20110314843
2011-12-29

CO-refrigeration device with heat reclaim

#76
20110313588
2011-12-22

Power saving system and method for a refrigeration system, providing for short term response to reduce ripples on a power grid

#77
20110289948
2011-12-01

Method of analysing a refrigeration system and a method of controlling a refrigeration system

#78
20110259031
2011-10-27

Refrigerated merchandiser with shelf air discharge

#79
20110259030
2011-10-27

REFRIGERATED MERCHANDISER WITH SHELF AIR DISCHARGE

#80
20110209490
2011-09-01

Control of multiple zone refrigerant vapor compression systems

#81
20110197599
2011-08-18

Thermal energy system and method of operation

#82
20110167853
2011-07-14

Cooling system

#83
20110167852
2011-07-14

AIR-CONDITIONING REFRIGERATING SYSTEM

#84
20110167847
2011-07-14

Free cooling cascade arrangement for refrigeration system

#85
20110162399
2011-07-07

Cooling device

#86
20110146313
2011-06-23

REFRIGERATION CIRCUIT

#87
20110120168
2011-05-26

Combined refrigerating/freezing and air conditioning system

#88
20110106759
2011-05-05

System for supermarket energy management

#89
20110094250
2011-04-28

REFRIGERATION INSTALLATION FOR COOLING AT LEAST ONE PIECE OF FURNITURE AND/OR A WALK-IN COOLER, AND FOR HEATING AT LEAST ONE ROOM OF PREMISES, AND AN AIR HEAT EXCHANGER FOR SUCH AN INSTALLATION

#90
20110041524
2011-02-24

Refrigerant system performance enhancement by subcooling at intermediate temperatures

#91
20110008181
2011-01-13

Fixed and variable compressor system capacity control

#92
20100212350
2010-08-26

Medium- and Low-Temperature Integrated Refrigerating/Freezing System

#93
20100205984
2010-08-19

Integrated Refrigerating/Freezing System and Defrost Method

#94
20100199707
2010-08-12

REFRIGERATION SYSTEM

#95
20100179703
2010-07-15

Refrigeration system energy monitoring and diagnostics

#96
20100139312
2010-06-10

Refrigeration apparatus

#97
20100114550
2010-05-06

Modeling Device, Simulation Device, Modeling Program, Simulation Program, Method for Using Heat Balance Model, and System for Using Heat Balance Model

#98
20100107633
2010-05-06

Solar and wind hybrid powered air-conditioning/refrigeration, space-heating, hot water supply and electricity generation system

#99
20100076603
2010-03-25

Controller for cooling system

#100
20100031697
2010-02-11

Modular CO2 refrigeration system

#101
20100023171
2010-01-28

Refrigeration control systems and methods for modular compact chiller units

#102
20100011793
2010-01-21

Refrigeration control system

#103
20090320504
2009-12-31

Method for defrosting an evaporator in a refrigeration circuit

#104
20090308089
2009-12-17

Control system, integrated control apparatus, and control program

#105
20090293517
2009-12-03

Refrigeration system with a charging loop

#106
20090288423
2009-11-26

Thermoelectric cooling for a refrigerated display case

#107
20090282848
2009-11-19

REFRIGERATION SYSTEM

#108
20090260389
2009-10-22

CO2 REFRIGERATION UNIT

#109
20090260381
2009-10-22

Free cooling cascade arrangement for refrigeration system

#110
20090223245
2009-09-10

Refrigeration circuit

#111
20090120113
2009-05-14

REFRIGERATION SYSTEM

#112
20090120108
2009-05-14

CO2-REFRIGERANT DEVICE WITH HEAT RECLAIM

#113
20090077985
2009-03-26

Refrigerating Apparatus

#114
20090077983
2009-03-26

System and method for monitoring a compressor of a refrigeration system

#115
20090031737
2009-02-05

Refrigeration System

#116
20080307805
2008-12-18

Dual Temperature Refrigeration Circuit

#117
20080289350
2008-11-27

TWO STAGE TRANSCRITICAL REFRIGERATION SYSTEM

#118
20080289349
2008-11-27

Refrigeration system and method using multiple variable capacity devices

#119
20080282728
2008-11-20

Refrigerating Apparatus

#120
20080276636
2008-11-13

Method for controlling a refrigeration system

#121
20080229782
2008-09-25

Refrigerating Apparatus

#122
20080229769
2008-09-25

Subcooling Apparatus

#123
20080223056
2008-09-18

Control of a refrigeration circuit with an internal heat exchanger

#124
20080196420
2008-08-21

Flashgas Removal From a Receiver in a Refrigeration Circuit

#125
20080148751
2008-06-26

Method of controlling multiple refrigeration devices

#126
20080127660
2008-06-05

Refrigerant monitoring system and method

#127
20080110200
2008-05-15

Refrigerating plant

#128
20080110199
2008-05-15

Refrigerating Apparatus

#129
20080104981
2008-05-08

Refrigeration circuit and method for operating a refrigeration circuit

#130
20080078203
2008-04-03

COrefrigeration circuit with sub-cooling of the liquid refrigerant against the receiver flash gas and method for operating the same

#131
20080072611
2008-03-27

Distributed microsystems-based control method and apparatus for commercial refrigeration

#132
20080041092
2008-02-21

Multi-channel flat-tube heat exchanger

#133
20080034771
2008-02-14

Evaporator pressure regulator control and diagnostics

#134
20080034765
2008-02-14

Refrigeration system

#135
20080011004
2008-01-17

Refrigeration system having adjustable refrigeration capacity

#136
20080000241
2008-01-03

Model prediction controlled refrigeration system

#137
20070256437
2007-11-08

Variable speed condenser fan control system

#138
20070245768
2007-10-25

Refrigeration System

#139
20070240440
2007-10-18

Methods and apparatus for linearized temperature control of commercial refrigeration systems

#140
20070240436
2007-10-18

Refrigeration system controller and method

#141
20070234753
2007-10-11

Ammonia/Corefrigeration system

#142
20070220911
2007-09-27

Vapor compression system and method for controlling conditions in ambient surroundings

#143
20070220910
2007-09-27

Refrigeration Installation and Method for Operating a Refrigeration Installation

#144
20070214812
2007-09-20

Refrigeration system with fiber optic sensing

#145
20070186569
2007-08-16

Refrigeration system and method of operating the same

#146
20070157650
2007-07-12

Refrigeration system

#147
20070137231
2007-06-21

Refrigeration system

#148
20070130971
2007-06-14

Method of analysing a refrigeration system and a method of controlling a refrigeration system

#149
20070119196
2007-05-31

Sequential hot gas defrost method and apparatus

#150
20070089454
2007-04-26

Refrigeration system with flow control valve

#151
20070089453
2007-04-26

Refrigeration system with distributed compressors

#152
20070089440
2007-04-26

Monitoring compressor performance in a refrigeration system

#153
20070074523
2007-04-05

Refrigerating apparatus

#154
20070068187
2007-03-29

Dual refrigerant refrigeration system and method

#155
20070056312
2007-03-15

Cooling System

#156
20070028631
2007-02-08

Cooling System

#157
20070022777
2007-02-01

Supercooling apparatus

#158
20070022771
2007-02-01

Cooling system with variable capacity control

#159
20070022767
2007-02-01

Method and apparatus for refrigeration system control having electronic evaporat or pressure regulators

#160
20070017240
2007-01-25

Refrigeration system with mechanical subcooling

#161
20060288715
2006-12-28

Compressor with capacity control

#162
20060272345
2006-12-07

Freezing device

#163
20060225458
2006-10-12

Heat reclaim refrigeration system and method

#164
20060201175
2006-09-14

Strategic modular refrigeration system with linear compressors

#165
20060150670
2006-07-13

Refrigeration Apparatus

#166
20060130501
2006-06-22

Variable speed condenser fan control system

#167
20060130494
2006-06-22

Defrost refrigeration system

#168
20060123835
2006-06-15

Refrigeration apparatus

#169
20060117773
2006-06-08

Refrigeration system and method of operating the same

#170
20060117766
2006-06-08

Model-based alarming

#171
20060112703
2006-06-01

Condenser fan control system

#172
20060090505
2006-05-04

Refrigerant cycle with tandem compressors for multi-level cooling

#173
20060090503
2006-05-04

Hybrid tandem compressor system with multiple evaporators and economizer circuit

#174
20060070400
2006-04-06

Modular header system

#175
20060053831
2006-03-16

Evaporation circuit for alternative refrigerant in a refrigeration system

#176
20060042311
2006-03-02

Refrigeration system including a side-load sub-cooler

#177
20060042307
2006-03-02

Oil control system for a refrigeration system

#178
20050262856
2005-12-01

Refrigeration system and method of operating the same

#179
20050257564
2005-11-24

Vapor compression system and method for controlling conditions in ambient surroundings

#180
20050252222
2005-11-17

Method for regulating a most loaded circuit in a multi-circuit refrigeration system

#181
20050252220
2005-11-17

Refrigeration system and method of operating the same

#182
20050244277
2005-11-03

Fixed and variable compressor system capacity control

#183
20050229613
2005-10-20

Refrigerant monitoring system and method

#184
20050210901
2005-09-29

Distributed cooling system

#185
20050210899
2005-09-29

Evaporator pressure regulator control and diagnostics

#186
20050204759
2005-09-22

Method and apparatus for refrigeration system control having electronic evaporator pressure regulators

#187
20050178141
2005-08-18

Heating/cooling system

#188
20050166626
2005-08-04

Heating/cooling system

#189
20050161202
2005-07-28

Microchannel condenser assembly

#190
20050150246
2005-07-14

Refrigerating equipment

#191
20050132744
2005-06-23

Flat-tube evaporator with micro-distributor

#192
20050115271
2005-06-02

Refrigerating apparatus

#193
20050097918
2005-05-12

Supermarket refrigeration system and associated methods

#194
20050086965
2005-04-28

Cooling mechanism for refrigeration systems

#195
20050081551
2005-04-21

Modular refrigeration system

#196
20050076659
2005-04-14

Refrigeration control system

#197
20050072168
2005-04-07

Refrigerant monitoring system and method

#198
20050028544
2005-02-10

Refrigeration system configuration for air defrost and method

#199
20050028539
2005-02-10

System for remote refrigeration monitoring and diagnostics