ClassID:

159437

F25B2400/05 - 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 Compression system with heat exchange between particular parts of the system

Sub-classes:
Recent Application in this class:
#1
20260126220
2026-05-07

AN ENERGY SYSTEM COMPRISING A MECHANICAL VAPOR RECOMPRESSION (MVR) UNIT FOR USING THERMAL ENERGY GENERATED BY THE MVR-UNIT, AND A METHOD IN RELATION THERETO

#2
20260022874
2026-01-22

CO2 REFRIGERATION SYSTEM WITH AFTER-COOLING

#3
20250321036
2025-10-16

System and Method for Controlling Head Pressure in a Refrigeration System

#4
20250003648
2025-01-02

SYSTEM

#5
20240384899
2024-11-21

MODULATING AND CONDITIONING WORKING FLUIDS

#6
20240377116
2024-11-14

REFRIGERATOR

#7
20240288183
2024-08-29

LOW CHARGE PACKAGED AMMONIA REFRIGERATION SYSTEM WITH EVAPORATIVE CONDENSER

#8
20240219080
2024-07-04

CO2 REFRIGERATION SYSTEM WITH MAGNETIC REFRIGERATION SYSTEM COOLING

#9
20240210076
2024-06-27

Combined refrigeration and heating devices for food industry and use methods thereof

#10
20230288106
2023-09-14

Suction heat exchanger de-misting function

#11
20230120712
2023-04-20

EVAPORATOR HEAT EXCHANGER FOR PREVENTING ICE BUILD-UP

#12
20230108961
2023-04-06

Low charge packaged ammonia refrigeration system with evaporative condenser

#13
20220404072
2022-12-22

Air-cooled refrigeration cycle arrangement

#14
20220357081
2022-11-10

COrefrigeration system with magnetic refrigeration system cooling

#15
20220243960
2022-08-04

Air source COheat pump system for preventing evaporator from frosting by using heat of heat regenerator

#16
20220196298
2022-06-23

Air conditioning system and cooling method for drive motor thereof

#17
20210341192
2021-11-04

HEAT PUMP DEVICE

#18
20210071916
2021-03-11

Active control alternating-direct flow hybrid mechanical cryogenic system

#19
20200318867
2020-10-08

Cycle enhancement methods, systems, and devices

#20
20200248939
2020-08-06

Low charge packaged refrigeration systems

#21
20200217570
2020-07-09

Cold generator and refrigerating plant having a cold generator

#22
20200158386
2020-05-21

Cold energy recovery-type variable-capacity air-source heat pump system

#23
20200018191
2020-01-16

THERMAL ENERGY-DRIVEN COOLING SYSTEM AND RELATED METHODS

#24
20190368786
2019-12-05

COrefrigeration system with magnetic refrigeration system cooling

#25
20190310003
2019-10-10

ENERGY SAVING REFRIGERATION AND DEFROSTING SYSTEM THROUGH 3 STAGE CONDENSATION HEAT EXCHANGERS

#26
20190301772
2019-10-03

Cooling system

#27
20190203996
2019-07-04

Capacity control technique with motor temperature override

#28
20190203995
2019-07-04

Refrigeration device having condenser unit connected to compressor unit with on-site pipe interposed therebetween and remote from the compressor unit

#29
20190203993
2019-07-04

Refrigeration system and method for operating same

#30
20190203988
2019-07-04

Heat source unit for refrigeration apparatus

#31
20190154308
2019-05-23

Evaporator liquid preheater for reducing refrigerant charge

#32
20190056151
2019-02-21

Cooling system with improved compressor stability

#33
20190041108
2019-02-07

Liquid accumulator for heat exchange system, refrigeration system having the same, cascade refrigeration system and control method thereof

#34
20190024959
2019-01-24

Method and apparatus for reheat dehumidification with variable speed outdoor fan

#35
20180328643
2018-11-15

Series loop intermodal container

#36
20180306473
2018-10-25

Heat pump unit control system with enhanced vapor injection capabilities for upstream and downstream liquid extraction

#37
20180283745
2018-10-04

Cycle enhancement methods, systems, and devices

#38
20180238603
2018-08-23

Refrigerator and operation method of the same

#39
20180231290
2018-08-16

Cooling system with intermediate heat exchange fluid loop

#40
20180231289
2018-08-16

Cooling system with intermediary heat exchange

#41
20180209708
2018-07-26

Vehicle air conditioner

#42
20180163998
2018-06-14

Low charge packaged ammonia refrigeration system with evaporative condenser

#43
20180106518
2018-04-19

RETURN AIR SUPERHEAT DEGREE TEST METHOD FOR MULTI-SPLIT SYSTEM AND MULTI-SPLIT SYSTEM

#44
20180066874
2018-03-08

Refrigerative system including a refrigerative condenser/cooler

#45
20180045444
2018-02-15

Low charge packaged refrigeration systems

#46
20180031286
2018-02-01

Closed loop solar refrigeration system

#47
20170276391
2017-09-28

Air-conditioning apparatus with control of expansion valve to maintain desired degree of subcooling

#48
20170241675
2017-08-24

COOLING SYSTEM POWERED BY THERMAL ENERGY AND RELATED METHODS

#49
20170234586
2017-08-17

Oil return management in a HVAC system

#50
20170167761
2017-06-15

Heat pump with an auxiliary heat exchanger for compressor discharge temperature control

#51
20170131006
2017-05-11

Refrigerant cooling for variable speed drive

#52
20170097007
2017-04-06

Refrigerant lube system

#53
20170082333
2017-03-23

REFRIGERATION CYCLE DEVICE

#54
20170021699
2017-01-26

Coolant circuit, in particular a heat pump circuit

#55
20160375745
2016-12-29

Heating/cooling module

#56
20160356516
2016-12-08

Aggregated channel switching unit and method of manufacturing same

#57
20160297283
2016-10-13

Heat pump system

#58
20160245536
2016-08-25

Air-conditioning apparatus

#59
20160201962
2016-07-14

Air conditioner and method for controlling an air conditioner

#60
20160201959
2016-07-14

Vehicle air conditioner

#61
20160178257
2016-06-23

Low charge packaged refrigeration system

#62
20160178243
2016-06-23

Evaporator liquid preheater for reducing refrigerant charge

#63
20160161164
2016-06-09

Subcooling with a pressure-regulating device in a transport refrigeration system

#64
20160153688
2016-06-02

Oil recovery for refrigeration system

#65
20160069598
2016-03-10

Oil return management in a HVAC system

#66
20160069594
2016-03-10

Cold regenerative air conditioning apparatus

#67
20150377537
2015-12-31

Apparatuses, systems, and methods of variable frequency drive operation and control

#68
20150300707
2015-10-22

Electronics cooling using lubricant return for a shell-and-tube style evaporator

#69
20150267950
2015-09-24

System and method for recovering refrigerant

#70
20150267928
2015-09-24

Air conditioner

#71
20150121918
2015-05-07

Refrigerator having a condensation loop between a receiver and an evaporator

#72
20150114031
2015-04-30

Heat pump system

#73
20150033780
2015-02-05

Air-conditioning apparatus with low outside air temperature mode

#74
20140174112
2014-06-26

Refrigerant vaporizer

#75
20140157808
2014-06-12

Refrigeration system controlled by refrigerant quality within evaporator

#76
20140123698
2014-05-08

Automobile air-conditioning system

#77
20140026610
2014-01-30

Refrigerator cycle system and refrigerator having the same including a gas-liquid separator and a liquid refrigerant remover

#78
20130247607
2013-09-26

Electronics cooling using lubricant return for a shell-and-tube style evaporator

#79
20130247599
2013-09-26

Electronics cooling using lubricant return for a shell-and-tube evaporator

#80
20130042640
2013-02-21

Refrigeration cycle apparatus and refrigerant circulation method

#81
20120204596
2012-08-16

Heat pump

#82
20120103003
2012-05-03

Air-conditioner and method of returning and cooling compressor oil

#83
20120060551
2012-03-15

Refrigerating cycle device used in an air conditioning apparatus, a refrigerating device and the like

#84
20120055195
2012-03-08

Internal heat exchanger assembly having an internal bleed valve assembly

#85
20100251760
2010-10-07

SYSTEM FOR REFRIGERATION, HEATING OR AIR-CONDITIONING TECHNOLOGY, PARTICULARLY REFRIGERATION SYSTEMS

#86
20100229582
2010-09-16

Refrigeration System

#87
20090126376
2009-05-21

Oil Separation in a Cooling Circuit

#88
20080282713
2008-11-20

Oil Management System

#89
20080196432
2008-08-21

Air conditioning apparatus

#90
20070214828
2007-09-20

Integrally printed blower speed resistor circuit on evaporator

#91
20070033958
2007-02-15

DRIVING CONTROLLING APPARATUS FOR AIR CONDITIONER HAVING PLURAL COMPRESSORS AND METHOD THEREOF

#92
20070000269
2007-01-04

Method and apparatus for cooling a heat source

#93
20060266075
2006-11-30

Refrigerator

#94
20060254294
2006-11-16

Air conditioner

#95
20060168997
2006-08-03

Refrigerating device and refrigerator

#96
20060123838
2006-06-15

Refrigeration system and compressor thereof

#97
20060016214
2006-01-26

Refrigeration system

#98
20060016206
2006-01-26

Integrated ice and beverage dispenser

#99
20050081545
2005-04-21

Integrated ice and beverage dispenser

#100
16201150
2021-06-22

Droplet-field heat transfer surfaces and systems thereof