ClassID:

159449

F25B2400/075 - 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; Details of compressors or related parts with parallel compressors

Sub-classes:
Recent Application in this class:
#1
20250369673
2025-12-04

SYSTEMS AND/OR METHODS FOR CONTROLLING A COMPRESSOR AND/OR A FAN MOTOR

#2
20250362063
2025-11-27

SYSTEMS AND METHODS FOR A HIGH TEMPERATURE HEAT PUMP

#3
20250362062
2025-11-27

CO2 REFRIGERATION SYSTEM WITH SUPERHEAT CONTROL

#4
20250289292
2025-09-18

MULTI-COMPRESSOR OIL MIGRATION MITIGATION CLIMATE SYSTEM

#5
20250271180
2025-08-28

LOW COMPRESSION RATIO REFRIGERATION SYSTEM WITH LOW-PRESSURE BOOSTER

#6
20250257918
2025-08-14

REFRIGERANT LEAK MITIGATION FOR MULTI-CIRCUIT REFRIGERANT SYSTEMS

#7
20250224159
2025-07-10

C02 REFRIGERATION SYSTEM WITH ISOCHORIC COMPRESSION

#8
20250224158
2025-07-10

C02 REFRIGERATION SYSTEM WITH ISOCHORIC COMPRESSION

#9
20250216138
2025-07-03

A MULTI-COMPRESSOR SYSTEM HAVING INDIVIDUAL OIL BALANCING LINES

#10
20250216127
2025-07-03

COOLING-HEATING UNITS WITH PRIORITIZED LOADING, SYSTEM THEREOF, AND METHOD THEREOF

#11
20250146726
2025-05-08

Load Balancing Method for Two Compressors

#12
20250060139
2025-02-20

A WORKING FLUID EXTRACTION SYSTEM FOR A DISPLACEMENT MACHINE AND A METHOD OF OPERATING THE SYSTEM

#13
20250003661
2025-01-02

METHOD OF MANAGING OIL IN A MULTI-COMPRESSOR REFRIGERATION SYSTEM USING OIL LEVEL DETECTION DEVICES

#14
20240191919
2024-06-13

COrefrigeration system with isochoric compression

#15
20240151436
2024-05-09

HYDROGEN COMPRESSION SYSTEM

#16
20240118003
2024-04-11

CO2 Heat Pump System or CO2 Refrigeration System Comprising an Ejector Assembly and Method for Controlling an Ejector Assembly of a CO2 Heat Pump System or a CO2 Refrigeration System

#17
20240011671
2024-01-11

Heat source unit and refrigeration device having low-stage and high-stage compressors with four-way switching valve

#18
20240003606
2024-01-04

AN APPARATUS AND METHOD FOR COOLING DOWN MILK

#19
20230358449
2023-11-09

Refrigeration system with combined superheat and subcooling control

#20
20230296301
2023-09-21

Refrigerant leak mitigation for multi-circuit refrigerant systems

#21
20230280072
2023-09-07

Refrigeration system with parallel compressors

#22
20230251003
2023-08-10

REFRIGERATION APPARATUS

#23
20230221049
2023-07-13

AIR CONDITIONER

#24
20230204257
2023-06-29

DUAL MASS COOLING PRECISION SYSTEM

#25
20230129242
2023-04-27

Heat pump water heater systems and methods for low ambient temperature conditions

#26
20230124191
2023-04-20

MULTI-COMPRESSOR OIL MIGRATION MITIGATION CLIMATE SYSTEM

#27
20230007826
2023-01-12

REFRIGERANT COMPRESSOR GROUP

#28
20220397312
2022-12-15

COUNTER-CURRENT FLOW IN BOTH AC AND HP MODES FOR PART LOAD OPTIMIZATION

#29
20220341632
2022-10-27

LOW COMPRESSION RATIO REFRIGERATION SYSTEM WITH LOW-PRESSURE BOOSTER

#30
20220333834
2022-10-20

CHILLER SYSTEM WITH MULTIPLE COMPRESSORS

#31
20220290906
2022-09-15

Load balancing method for two compressors

#32
20220128284
2022-04-28

High-pressure to low-pressure line set joining tool for air conditioning and refrigeration systems and methods

#33
20220120480
2022-04-21

REFRIGERATION APPARATUS-USE UNIT, HEAT SOURCE UNIT, UTILIZATION UNIT, AND REFRIGERATION APPARATUS

#34
20220107121
2022-04-07

Refrigeration system with combined superheat and subcooling control

#35
20220099341
2022-03-31

Multi-compressor oil equalization

#36
20220034567
2022-02-03

Method for controlling a vapour compression system at a reduced suction pressure

#37
20220034566
2022-02-03

Method for controlling a vapour compression system based on estimated flow

#38
20220034554
2022-02-03

Cooling system with work recovery

#39
20210396433
2021-12-23

COrefrigeration system with automated control optimization

#40
20210381736
2021-12-09

Thermal management system for directed energy weapon system

#41
20210364210
2021-11-25

Systems and methods for pressure control in a CO2 refrigeration system

#42
20210356175
2021-11-18

Reciprocating-type compressor for refrigeration and/or conditioning and/or heat pump system

#43
20210333031
2021-10-28

SYSTEMS AND/OR METHODS FOR CONTROLLING A COMPRESSOR AND/OR A FAN MOTOR

#44
20210302073
2021-09-30

Heating, Ventilation, and Air-Conditioning System with Reheat

#45
20210278114
2021-09-09

Outdoor system for air conditioner

#46
20210254864
2021-08-19

Vapor compression refrigeration system capable of operating in transcritical mode and method of operating such a system

#47
20210207857
2021-07-08

Oil sump for multi-compressor HVAC and R system

#48
20210207851
2021-07-08

Cooling system with parallel compression using medium temperature compressors

#49
20210180836
2021-06-17

Apparatuses and methods for modular heating and cooling system

#50
20210033315
2021-02-04

Dual compressor heat pump

#51
20210025630
2021-01-28

Compressor protection and control in HVAC systems

#52
20210025380
2021-01-28

Gas compressor and method for controlling same

#53
20210018235
2021-01-21

System and method for lubricant separation and return control

#54
20210003322
2021-01-07

Cooling System

#55
20200408447
2020-12-31

Energy management for refrigeration systems

#56
20200400356
2020-12-24

Cryocooler

#57
20200347981
2020-11-05

Mounting member and device assembly

#58
20200333053
2020-10-22

COOLING CIRCUIT SECTION AND COOLING CIRCUIT

#59
20200331322
2020-10-22

Multi-compressor climate system

#60
20200318868
2020-10-08

Method and apparatus for balanced fluid distribution in multi-compressor systems

#61
20200300492
2020-09-24

Sensor coupling verification in tandem compressor units

#62
20200292216
2020-09-17

Refrigerating cycle apparatus

#63
20200256603
2020-08-13

Suction conduit flow control for lubricant management

#64
20200236821
2020-07-23

Dual mass cooling precision system

#65
20200236820
2020-07-23

Dual mass cooling precision system

#66
20200232687
2020-07-23

Compressor with oil equalizing pipe, parallel compressor set, and oil equalizing method

#67
20200217562
2020-07-09

Cooling system

#68
20200191460
2020-06-18

Method for controlling suction pressure based on a most loaded cooling entity

#69
20200191446
2020-06-18

MECHANICAL SUBCOOLING OF TRANSCRITICAL R744 REFRIGERATION SYSTEMS USING SEPARATE R-744 OR OTHER REFRIGERANTS UNITS FOR MECHANICAL SUBCOOLING AND AS A HEAT PUMP FOR HEAT RECLAIM PURPOSES

#70
20200132348
2020-04-30

Cooling system

#71
20200119664
2020-04-16

Method for reducing the maximum inrush current of a compressor system comprising multiple asynchronous electrical motors and a compressor system for implementing this method

#72
20200103152
2020-04-02

Method to avoid fan cycling during low ambient operation

#73
20200072521
2020-03-05

Method and apparatus for balanced fluid distribution in tandem-compressor systems

#74
20200033038
2020-01-30

System and method of controlling a variable-capacity compressor

#75
20200003464
2020-01-02

OIL DISTRIBUTING DEVICE AND REFRIGERATION SYSTEM HAVING THE OIL DISTRIBUTING DEVICE

#76
20200003457
2020-01-02

Climate-control system having vapor-injection compressors

#77
20190383537
2019-12-19

Integrated suction header assembly

#78
20190376732
2019-12-12

Cooling system

#79
20190376728
2019-12-12

COrefrigeration system with automated control optimization

#80
20190368784
2019-12-05

Cooling system

#81
20190360488
2019-11-28

System Including High-Side And Low-Side Compressors

#82
20190346183
2019-11-14

Air conditioning system with vapor injection compressor and method for controlling the same

#83
20190301780
2019-10-03

Method for handling fault mitigation in a vapour compression system

#84
20190301773
2019-10-03

Method for controlling a vapour compression system during gas bypass valve malfunction

#85
20190299751
2019-10-03

Dual compressor transportation refrigeration unit

#86
20190299132
2019-10-03

Method for controlling a vapour compression system during gas bypass valve malfunction

#87
20190293332
2019-09-26

Optimizing liquid temperature and liquid pressure in a modular outdoor refrigeration system

#88
20190293331
2019-09-26

Refrigeration cycle apparatus

#89
20190257554
2019-08-22

Air conditioner

#90
20190226738
2019-07-25

HVAC system with multiple compressors and heat exchangers

#91
20190226726
2019-07-25

Apparatuses and methods for modular heating and cooling system

#92
20190226691
2019-07-25

Air conditioner

#93
20190219296
2019-07-18

Maintenance And Diagnostics For Refrigeration Systems

#94
20190212043
2019-07-11

Refrigeration system and method for automated charging and start-up control

#95
20190203980
2019-07-04

Refrigeration plant with multiple evaporation levels and method of managing such a plant

#96
20190145680
2019-05-16

One method to mitigate vibration and sound level in heat pump chiller with evi function

#97
20190137201
2019-05-09

Adjustable multi-pass heat exchanger system

#98
20190137156
2019-05-09

Control mechanism for climate control unit with multiple stages

#99
20190101313
2019-04-04

VEHICULAR AIR CONDITIONING SYSTEMS

#100
20190086133
2019-03-21

System and method of controlling a variable-capacity compressor

#101
20190086130
2019-03-21

Refrigeration circuit

#102
20190078823
2019-03-14

Air conditioner with multiple expansion devices

#103
20190078818
2019-03-14

Refrigeration system with combined superheat and subcooling control

#104
20190032978
2019-01-31

Refrigeration apparatus with defrost operation for parallel outdoor units

#105
20190025859
2019-01-24

Cooling system flood prevention tool

#106
20190017718
2019-01-17

Refrigeration cycle apparatus

#107
20190011154
2019-01-10

Transport refrigeration system

#108
20190009648
2019-01-10

Multi-compressor climate system

#109
20190003744
2019-01-03

Mechanical subcooling of transcritical R744 refrigeration systems using separate R-744 or other refrigerants units for mechanical subcooling and as a heat pump for heat reclaim purposes

#110
20190003743
2019-01-03

MRI SYSTEM WITH DUAL COMPRESSORS

#111
20180372384
2018-12-27

PRESSURE SPIKE REDUCTION FOR REFRIGERANT SYSTEMS INCORPORATING A MICROCHANNEL HEAT EXCHANGER

#112
20180363947
2018-12-20

Using heat recovered from heat source to obtain high temperature hot water

#113
20180340526
2018-11-29

METHOD AND APPARATUS FOR COMMON PRESSURE AND OIL EQUALIZATION IN MULTI-COMPRESSOR SYSTEMS

#114
20180320946
2018-11-08

Sensor failure error handling

#115
20180320944
2018-11-08

Method for controlling a vapour compression system in a flooded state

#116
20180306491
2018-10-25

Dynamic coefficient of performance calculation for refrigeration systems

#117
20180299168
2018-10-18

EVAPORATIVE CONDENSER AND REFRIGERATION SYSTEM EQUIPPED WITH SAID EVAPORATIVE CONDENSER

#118
20180283754
2018-10-04

Method for controlling a vapour compression system in ejector mode for a prolonged time

#119
20180283752
2018-10-04

Air conditioner and method for controlling the same

#120
20180283750
2018-10-04

Method for controlling a vapour compression system with a variable receiver pressure setpoint

#121
20180274835
2018-09-27

Method and apparatus for balanced fluid distribution in tandem-compressor systems

#122
20180274829
2018-09-27

Method and apparatus for balanced fluid distribution in multi-compressor systems

#123
20180274823
2018-09-27

Transcritical system with enhanced subcooling for high ambient temperature

#124
20180274822
2018-09-27

Variable-capacity compressor, two-stage compression system and control method thereof

#125
20180252441
2018-09-06

Hot gas defrost in a cooling system

#126
20180252440
2018-09-06

Integrated refrigeration and air conditioning system

#127
20180245526
2018-08-30

Engine

#128
20180224176
2018-08-09

Method and device for controlling heat pump

#129
20180216851
2018-08-02

COrefrigeration system with direct COheat exchange for building temperature control

#130
20180195781
2018-07-12

Oil management for micro booster supermarket refrigeration system

#131
20180195773
2018-07-12

Micro booster supermarket refrigeration architecture

#132
20180187926
2018-07-05

Flash tank pressure control for transcritical system with ejector(s)

#133
20180164004
2018-06-14

Method for operating a vapour compression system with heat recovery

#134
20180156510
2018-06-07

System for controlling a refrigeration system with a parallel compressor

#135
20180156508
2018-06-07

EXPENDABLE DRIVEN HEAT PUMP CYCLES

#136
20180139870
2018-05-17

Dual mass cooling precision system

#137
20180135893
2018-05-17

Turbo refrigeration apparatus

#138
20180119997
2018-05-03

Ejector refrigeration circuit

#139
20180106520
2018-04-19

Liquid slugging detection and protection

#140
20180095483
2018-04-05

Air conditioner with indoor units and outdoor units

#141
20180094829
2018-04-05

Maintenance and diagnostics for refrigeration systems

#142
20180073790
2018-03-15

Energy management for refrigeration systems

#143
20180051920
2018-02-22

Discharge gas manifold for use with multiple compressors

#144
20180038618
2018-02-08

LUBRICANT SEPARATOR

#145
20180031287
2018-02-01

Refrigeration cycle system

#146
20180003422
2018-01-04

Refrigerant compressor system

#147
20170356681
2017-12-14

REFRIGERATION AND HEATING SYSTEM

#148
20170350633
2017-12-07

System and method of controlling a variable-capacity compressor

#149
20170336113
2017-11-23

Refrigeration system and method for automated charging and start-up control

#150
20170328604
2017-11-16

Method for operating a vapour compression system with a receiver

#151
20170321941
2017-11-09

Method for controlling a vapour compression system with an ejector

#152
20170307233
2017-10-26

Metallic tubular members for use in HVAC or refrigeration systems and methods of manufacturing the same

#153
20170292743
2017-10-12

Optimizing liquid temperature and liquid pressure in a modular outdoor refrigeration system

#154
20170288402
2017-10-05

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

#155
20170284706
2017-10-05

Refrigeration cycle device

#156
20170268493
2017-09-21

Compressor mounting system

#157
20170259645
2017-09-14

Integrated condenser and compressor system

#158
20170254572
2017-09-07

Air conditioning system and method for controlling same

#159
20170254571
2017-09-07

Air conditioning system and method for controlling same

#160
20170219264
2017-08-03

Air conditioner

#161
20170211855
2017-07-27

Oil distribution in multiple-compressor systems utilizing variable speed

#162
20170197492
2017-07-13

Vehicular air conditioning device

#163
20170176074
2017-06-22

Suction conduit flow control for lubricant management

#164
20170176055
2017-06-22

Dual helium compressors

#165
20170159984
2017-06-08

Method for operating a refrigeration unit

#166
20170138662
2017-05-18

Refrigeration device

#167
20170108257
2017-04-20

Pressure operation control module of coolant recovery device

#168
20170108255
2017-04-20

Oil-gas balancing apparatus and compressor system with the same

#169
20170102173
2017-04-13

Managing high pressure events in air conditioners

#170
20170102169
2017-04-13

Air conditioning and refrigeration system

#171
20170097177
2017-04-06

Air-conditioning apparatus

#172
20170089625
2017-03-30

Energy management for refrigeration systems

#173
20170089598
2017-03-30

Maintenance and diagnostics for refrigeration systems

#174
20170082328
2017-03-23

Electrochemical compressor with reactant conduit

#175
20170051960
2017-02-23

System for managing lubricant levels in tandem compressor assemblies of an HVAC system

#176
20170051956
2017-02-23

Accumulator and refrigeration apparatus including the same

#177
20170045052
2017-02-16

Multiple compressor configuration with oil-balancing system

#178
20170038099
2017-02-09

Refrigeration device

#179
20170010032
2017-01-12

Compressor operation management in air conditioners

#180
20160356537
2016-12-08

Cooling cycle apparatus for refrigerator

#181
20160327323
2016-11-10

Compressor protection and control in HVAC systems

#182
20160320098
2016-11-03

CO2 cooling system and method for operating same

#183
20160313039
2016-10-27

System and method of controlling a variable-capacity compressor

#184
20160305702
2016-10-20

Heat pump system and operation method therefor

#185
20160273814
2016-09-22

Condenser control systems, devices and methods

#186
20160265815
2016-09-15

Steam turbine driven centrifugal heat pump

#187
20160265798
2016-09-15

Sensor coupling verification in tandem compressor units

#188
20160258656
2016-09-08

System including high-side and low-side compressors

#189
20160245567
2016-08-25

Integrated suction header assembly

#190
20160245536
2016-08-25

Air-conditioning apparatus

#191
20160238294
2016-08-18

Refrigeration circuit with oil separation

#192
20160238290
2016-08-18

Air conditioner with user control between simultaneous heating and cooling operation and alternating heating and cooling operation

#193
20160201955
2016-07-14

Air conditioner and method for controlling an air conditioner

#194
20160178249
2016-06-23

Outdoor device for an air conditioner

#195
20160138847
2016-05-19

Transcritical carbon dioxide refrigeration system with multiple ejectors

#196
20160123640
2016-05-05

Air conditioner

#197
20160102901
2016-04-14

Systems and methods for pressure control in a COrefrigeration system

#198
20160076793
2016-03-17

Refrigeration system

#199
20160047576
2016-02-18

Air conditioner and method of controlling the same

#200
20160033179
2016-02-04

Air conditioner

#201
20160010902
2016-01-14

Expendable driven heat pump cycles

#202
20150345848
2015-12-03

System for managing lubricant levels in tandem compressor assemblies of an HVAC system

#203
20150345835
2015-12-03

Refrigeration system with absorption cooling

#204
20150338141
2015-11-26

Tandem compressor slide rail

#205
20150338133
2015-11-26

Tandem compressor discharge pressure and temperature control logic

#206
20150330690
2015-11-19

Sensor failure error handling

#207
20150330688
2015-11-19

Compressor operation management in air conditioners

#208
20150330651
2015-11-19

Accommodating CSSH for tandem compressor transitions

#209
20150316297
2015-11-05

Method for matching refrigeration load to compressor capacity

#210
20150300744
2015-10-22

Adjustable multi-pass heat exchanger system

#211
20150267952
2015-09-24

System for controlling operation of an HVAC system having tandem compressors

#212
20150267928
2015-09-24

Air conditioner

#213
20150260458
2015-09-17

Adjustable multi-pass heat exchanger

#214
20150233624
2015-08-20

Cooling system

#215
20150168044
2015-06-18

Air conditioner and method of controlling an air conditioner

#216
20150168042
2015-06-18

Compressor operation management in air conditioners

#217
20150168041
2015-06-18

Air conditioner with multiple expansion devices

#218
20150168036
2015-06-18

Managing high pressure events in air conditioners

#219
20150077939
2015-03-19

Air conditioner with electronic device coupled to cooling tube

#220
20150044070
2015-02-12

Oil balancing apparatus and refrigeration system with oil balancing apparatus

#221
20150027139
2015-01-29

Apparatus and method for subcooling control based on superheat setpoint control

#222
20150013359
2015-01-15

Refrigeration circuit and method for operating a refrigeration circuit

#223
20150013358
2015-01-15

Refrigeration circuit and method for operating a refrigeration circuit

#224
20150013356
2015-01-15

Hot gas reheat modulation

#225
20140352343
2014-12-04

CO2 refrigeration system with hot gas defrost

#226
20140331712
2014-11-13

Air-conditioning apparatus

#227
20140331694
2014-11-13

Movement of electronic expansion valve

#228
20140326018
2014-11-06

Climate-control system having multiple compressors

#229
20140326002
2014-11-06

Indoor and outdoor ambient condition driven system

#230
20140298849
2014-10-09

Discharge manifold for use with multiple compressors

#231
20140241909
2014-08-28

System including high-side and low-side compressors

#232
20140238066
2014-08-28

System including high-side and low-side compressors

#233
20140230467
2014-08-21

Scroll compressor differential pressure control during compressor shutdown transitions

#234
20140230466
2014-08-21

Scroll compressor differential pressure control during compressor startup transitions

#235
20140223937
2014-08-14

Refrigeration system and refrigeration method providing heat recovery

#236
20140208785
2014-07-31

System and method for control of a transcritical refrigeration system

#237
20140202656
2014-07-24

Compressor mounting system

#238
20140154105
2014-06-05

Oil balancing apparatus and refrigeration device

#239
20140137585
2014-05-22

Expansion valve setpoint control systems and methods

#240
20140124166
2014-05-08

Method of operating an air conditioning system including reducing the energy consumed by the compressor crank case heaters

#241
20140102132
2014-04-17

Modular CO2 refrigeration system

#242
20140056725
2014-02-27

Suction header arrangement for oil management in multiple-compressor systems

#243
20140053587
2014-02-27

Refrigeration cycle apparatus

#244
20140053585
2014-02-27

Transcritical refrigerant vapor system with capacity boost

#245
20140053583
2014-02-27

Mechanical subcooling of transcritical R-744 refrigeration systems with heat pump heat reclaim and floating head pressure

#246
20140000736
2014-01-02

Compressor manifold assembly

#247
20130330210
2013-12-12

Compression device, and thermodynamic system comprising such a compression device

#248
20130227978
2013-09-05

Air conditioner

#249
20130195678
2013-08-01

Apparatus and method for controlling compressor, and refrigerator having the same

#250
20130160468
2013-06-27

Cryopump system, cryogenic system, and apparatus and method of controlling compressor unit

#251
20130139535
2013-06-06

Control for compressor unloading system

#252
20130136622
2013-05-30

Compression device and a thermodynamic system comprising such a compression device

#253
20130104594
2013-05-02

AIR CONDITIONER

#254
20130104582
2013-05-02

Refrigeration system for cooling a container

#255
20130104576
2013-05-02

Air conditioner and method of controlling the same

#256
20130098072
2013-04-25

Air conditioner and control method thereof

#257
20130061614
2013-03-14

Air conditioner and method for controlling the same

#258
20130047651
2013-02-28

Temperature control system in a parked vehicle

#259
20130025304
2013-01-31

LOADING AND UNLOADING OF COMPRESSORS IN A COOLING SYSTEM

#260
20120304685
2012-12-06

AIR CONDITIONER

#261
20120291464
2012-11-22

AIR CONDITIONER

#262
20120266623
2012-10-25

Control algorithm for electronic expansion valve modulation

#263
20120266616
2012-10-25

MULTI-TYPE AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME

#264
20120186283
2012-07-26

COMPRESSOR MOTOR PREHEAT CONTROL

#265
20120167602
2012-07-05

Pressure spike reduction for refrigerant systems incorporating a microchannel heat exchanger

#266
20120160446
2012-06-28

Vehicle cabin heating cooling and ventilation system

#267
20120117988
2012-05-17

REFRIGERATING SYSTEM WITH PARALLEL STAGED ECONOMIZER CIRCUITS AND A SINGLE OR TWO STAGE MAIN COMPRESSOR

#268
20120073311
2012-03-29

Refrigerant system and method for controlling the same

#269
20120067080
2012-03-22

Mixed refrigerant compression circuit

#270
20120060548
2012-03-15

Refrigeration cycle apparatus

#271
20120060538
2012-03-15

Heat pump apparatus

#272
20120060529
2012-03-15

Refrigeration system energy monitoring and diagnostics

#273
20120055184
2012-03-08

CENTRIFUGAL-CHILLER AND METHOD FOR CONTROLLING THE SAME

#274
20120023982
2012-02-02

Waste heat air conditioning system

#275
20120017636
2012-01-26

REFRIGERATION CYCLE APPARATUS

#276
20120006041
2012-01-12

Refrigerating device

#277
20110314846
2011-12-29

Refrigeration circuit and method for operating a refrigeration circuit

#278
20110314845
2011-12-29

TADEM COMPRESSOR OPERATION

#279
20110314843
2011-12-29

CO-refrigeration device with heat reclaim

#280
20110296865
2011-12-08

SOLAR PHOTOVOLTAIC -COMMERCIAL ELECTRICITY DUALLY DRIVEN HEAT PUMP SYSTEM WITH COLD/HEAT STORAGE

#281
20110289948
2011-12-01

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

#282
20110283723
2011-11-24

REFRIGERATION CYCLE APPARATUS

#283
20110265506
2011-11-03

High Ratio Mobile Electric HVAC System

#284
20110239667
2011-10-06

AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME

#285
20110232325
2011-09-29

REFRIGERATING APPARATUS

#286
20110219801
2011-09-15

Solar powered compressor/pump combination

#287
20110209491
2011-09-01

Reversible system for recovering of heat energy by sampling and transfer of calories from one or more media into one or more other such media

#288
20110192183
2011-08-11

REFRIGERANT SYSTEM

#289
20110167852
2011-07-14

AIR-CONDITIONING REFRIGERATING SYSTEM

#290
20110162746
2011-07-07

Oil balance device, a compressor unit and a method for performing an oil balance operation between a plurality of compressor units

#291
20110162407
2011-07-07

Multiple barrel frozen product dispenser

#292
20110162396
2011-07-07

CAPACITY BOOSTING DURING PULLDOWN

#293
20110155816
2011-06-30

Air conditioner having plural compressors with oil bypass unit

#294
20110154840
2011-06-30

Refrigerating apparatus

#295
20110154839
2011-06-30

Refrigerating apparatus

#296
20110138831
2011-06-16

REFRIGERATION CYCLE APPARATUS

#297
20110113822
2011-05-19

Refrigerating Circuit

#298
20110107778
2011-05-12

Parallel Condensing Unit Control System And Method

#299
20110107775
2011-05-12

Parallel Condensing Unit Control System And Method

#300
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