ClassID:

158193

F24F3/06 - CPC Classification

Classification description:

Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units

Sub-classes:
Recent Application in this class:
#1
20250264244
2025-08-21

HEAT TRANSFER SYSTEM

#2
20250198645
2025-06-19

HVAC SYSTEM

#3
20250093068
2025-03-20

HVAC SYSTEM

#4
20250003609
2025-01-02

CONDUIT MODULE COUPLED WITH HEATING OR COOLING MODULE

#5
20240295341
2024-09-05

AIR HANDLING UNIT WITH MOVABLE COILS

#6
20240255197
2024-08-01

MECHANICAL-COOLING, FREE-COOLING, AND HYBRID-COOLING OPERATION OF A CHILLER

#7
20240240808
2024-07-18

AIR CONDITIONER

#8
20240068700
2024-02-29

MULTI-CIRCUIT HVAC SYSTEMS AND METHODS

#9
20240053030
2024-02-15

COIL ASSEMBLY PLATE WITH COMPENSATOR ACCOMMODATION

#10
20240044553
2024-02-08

Central air conditioning and heat pump system with cooling arrangement

#11
20240044528
2024-02-08

Variable refrigerant flow system

#12
20230408115
2023-12-21

Air conditioner pipeline device and air conditioner

#13
20230375198
2023-11-23

Conduit module coupled with heating or cooling module

#14
20230266035
2023-08-24

HEAT TRANSFER SYSTEM AND ENVIRONMENTAL CONTROL SYSTEM WITH HEAT TRANSFER SYSTEM

#15
20230266034
2023-08-24

HVAC system

#16
20220364776
2022-11-17

Mechanical-cooling, free-cooling, and hybrid-cooling operation of a chiller

#17
20220325924
2022-10-13

AIR CONDITIONER

#18
20220243951
2022-08-04

TUBULAR-SHAPED AND MODULAR AIR HANDLING UNIT (AHU) FOR HEATING, VENTILATING, AND AIR CONDITIONING (HVAC) SYSTEMS

#19
20220214056
2022-07-07

Air conditioner

#20
20220202523
2022-06-30

AIRFRAME SYSTEM AND METHOD OF CONTROLLING AIRFLOW

#21
20220107097
2022-04-07

Variable refrigerant flow system with reheating of dehumidified air

#22
20220090812
2022-03-24

Controller of air conditioning apparatus, outdoor unit, branch unit, heat source unit, and air conditioning apparatus

#23
20220034535
2022-02-03

HEAT EXCHANGE UNIT

#24
20210396401
2021-12-23

Dehumidifier with a retractable conduit

#25
20210364169
2021-11-25

Air conditioner capable of performing dehumidification while maintaining a temperature of indoor air at a constant level

#26
20210346829
2021-11-11

Filtering module

#27
20210333007
2021-10-28

HVAC system

#28
20210310686
2021-10-07

Air conditioning system

#29
20210293441
2021-09-23

Heat transfer system and environmental control system with heat transfer system

#30
20210285663
2021-09-16

HYDRONIC REFRIGERATION SYSTEM

#31
20210148585
2021-05-20

Method of operating a heating and cooling system

#32
20210131695
2021-05-06

Multi-type air conditioner

#33
20210063043
2021-03-04

Refrigeration cycle control

#34
20210063030
2021-03-04

Variable refrigerant flow system with reheating of dehumidified air

#35
20200378618
2020-12-03

System for Heating and Cooling a Room Spaced from a Wall

#36
20200378617
2020-12-03

System for Heating and Cooling a Room

#37
20200340699
2020-10-29

Air-conditioning apparatus

#38
20200340690
2020-10-29

Chilled beam installation system and method

#39
20200326099
2020-10-15

Heat Recovery Atmospheric-Pressure Vat

#40
20200271344
2020-08-27

Air-conditioning apparatus with leak detection control

#41
20200232661
2020-07-23

PLENUM ARRANGEMENT FOR AN INTERIOR MOUNTED CONDENSER OF A TEMPERATURE CONTROL SYSTEM

#42
20200217526
2020-07-09

Dry air supply systems

#43
20200182500
2020-06-11

Controlling drying conditions to maintain humidity levels during HVAC operation

#44
20200182493
2020-06-11

LIQUID DESICCANT AIR-CONDITIONING SYSTEMS AND METHODS FOR GREENHOUSES AND GROWTH CELLS

#45
20200173671
2020-06-04

LIQUID DESICCANT AIR-CONDITIONING SYSTEMS USING ANTIFREEZE-FREE HEAT TRANSFER FLUIDS

#46
20200158356
2020-05-21

Heat source system and control method therefor

#47
20200149774
2020-05-14

Airconditioning apparatus

#48
20200080743
2020-03-12

Method and device for controlling the flow of fluid in an air-conditioning and/or heating system and system using such a device and/or control method

#49
20200041163
2020-02-06

Single-pipe thermal energy system

#50
20200041162
2020-02-06

Heat transfer system and environmental control system with heat transfer system

#51
20190374302
2019-12-12

Airframe system and method of controlling airflow

#52
20190338986
2019-11-07

Air conditioning apparatus

#53
20190331349
2019-10-31

Temperature delta control for a hydronic heating/cooling system

#54
20190331346
2019-10-31

Heat pump device

#55
20190257531
2019-08-22

System for air-conditioning and hot-water supply

#56
20190242597
2019-08-08

Air conditioner system, air conditioner control device, air conditioner method, and program for control using water circulation and based on indoor latent and sensible heat loads

#57
20190154271
2019-05-23

Heating system

#58
20190145643
2019-05-16

Load follower and load anticipator for a liquid desiccant air conditioning system

#59
20190120507
2019-04-25

Heating and cooling system of a modular residential building

#60
20190113245
2019-04-18

Closed-loop air-to-water air conditioning system

#61
20190093905
2019-03-28

A Hide-Away Air-Conditioning System

#62
20190049126
2019-02-14

Method of operating a heating and cooling system

#63
20190017712
2019-01-17

HIGH-EFFICIENCY EXTRA-LARGE COOLING CAPACITY SERIES CHILLER IN ENERGY STATION

#64
20180347846
2018-12-06

Air conditioning apparatus

#65
20180340700
2018-11-29

VARIABLE REFRIGERANT FLOW SYSTEM

#66
20180306453
2018-10-25

Air-Conditioning Device, in particular for a Rail Vehicle

#67
20180266710
2018-09-20

Method and system for conditioning air in an enclosed environment with distributed air circulation systems

#68
20180256280
2018-09-13

Airframe system and method of controlling airflow

#69
20180224147
2018-08-09

Chiller plant

#70
20180224144
2018-08-09

Building management system with central plant optimization user interface

#71
20180195772
2018-07-12

Compressor driving apparatus and chiller including the same

#72
20180172289
2018-06-21

Air conditioning apparatus, central control apparatus of the air conditioning apparatus, remote control apparatus of the air conditioning apparatus, indoor apparatus of the air conditioning apparatus and method of controlling thereof

#73
20180163982
2018-06-14

Building provided with an air treatment system

#74
20180017271
2018-01-18

MULTI-ONLINE SYSTEM

#75
20170336119
2017-11-23

On board chiller capacity calculation

#76
20170328588
2017-11-16

Conduit module coupled with heating or cooling module

#77
20170268791
2017-09-21

Multi-split system and medium-pressure controlling method thereof

#78
20170159959
2017-06-08

Thermal demand adjustment device for energy network and thermal demand adjustment method for energy network

#79
20170138623
2017-05-18

Zonal demand control ventilation for a building

#80
20170130976
2017-05-11

Conduit module coupled with heating or cooling module

#81
20170074527
2017-03-16

Water tower applied to the water source heat pump central air conditioner

#82
20170067656
2017-03-09

Conditioning and/or heating plant and process of controlling the same plant

#83
20170051477
2017-02-23

Integrated air conditioning and water-harvesting with demand-dependent cooling-load regulation

#84
20160298865
2016-10-13

Variable desiccant control energy exchange system and method

#85
20160298860
2016-10-13

Air conditioning system, peripheral air-conditioning unit thereof and water pipeline upgrading method for heating purposes

#86
20160290674
2016-10-06

Device for controlling number of operating heat source devices, heat source system, control method, and program

#87
20160245540
2016-08-25

Air-conditioning apparatus

#88
20160245539
2016-08-25

Air-conditioning apparatus and method for controlling air-conditioning apparatus by ranking capacities for use-side heat exchangers

#89
20160238273
2016-08-18

Air conditioning apparatus with primary and secondary heat exchange cycles

#90
20160223208
2016-08-04

Trigeneration energy supply system

#91
20160187012
2016-06-30

Method and system for conditioning air in an enclosed environment with distributed air circulation systems

#92
20160169549
2016-06-16

Method of controlling a fluid circulation system

#93
20160129983
2016-05-12

MULTI-SERVICE PEDESTAL

#94
20160102881
2016-04-14

Controller for a chiller and a method for controlling a chiller

#95
20160084511
2016-03-24

Air-conditioning system

#96
20160040895
2016-02-11

Water-cooled split air conditioning system

#97
20160040893
2016-02-11

Thermal gradient fluid header for multiple heating and cooling systems

#98
20150362256
2015-12-17

Air terminal for heating or air conditioning system

#99
20150354851
2015-12-10

Cold water circulation system with control of supply of cold water based on degree of air handler surplus

#100
20150354849
2015-12-10

Heat source system, and device and method for controlling cooling water supply device

#101
20150345803
2015-12-03

Heat energy transport system, heat interchange system, and heat energy transport method

#102
20150338160
2015-11-26

Turbo chiller and chiller system including the same

#103
20150323203
2015-11-12

Variable desiccant control energy exchange system and method

#104
20150300676
2015-10-22

Air-conditioning apparatus

#105
20150300663
2015-10-22

Indoor unit of an air-conditioning apparatus with grooved flow stabilizer

#106
20150292753
2015-10-15

AIR CONDITIONER UNIT, AIR CONDITIONING SYSTEM, AND AIR CONDITIONING CONTROL METHOD

#107
20150260441
2015-09-17

Chiller capacity control apparatuses, methods, and systems

#108
20150233626
2015-08-20

Air Conditioning Condenser Attachment for High Efficiency Liquid Chillers

#109
20150219351
2015-08-06

Air-conditioning apparatus

#110
20150219093
2015-08-06

Industrial fluid circuits and method of controlling the industrial fluid circuits using variable speed drives on the fluid pumps of the industrial fluid circuits

#111
20150211762
2015-07-30

HEAT SOURCE SYSTEM CONTROL DEVICE

#112
20150211753
2015-07-30

HEAT SOURCE SYSTEM AND CONTROL METHOD THEREFOR

#113
20150192311
2015-07-09

Modular chiller unit with dedicated cooling and heating fluid circuits and system comprising a plurality of such units

#114
20150184885
2015-07-02

Method for controlling a chiller system

#115
20150176864
2015-06-25

Air-conditioning apparatus

#116
20150159897
2015-06-11

Air-conditioning apparatus

#117
20150075765
2015-03-19

Conditional system of climate control

#118
20150034273
2015-02-05

Hybrid ground water and heat pump system

#119
20150007961
2015-01-08

LOOPED COOLING SYSTEM

#120
20140374063
2014-12-25

SUPPLY AIR UNIT

#121
20140326428
2014-11-06

Method and system for conditioning air in an enclosed environment with distributed air circulation systems

#122
20140305152
2014-10-16

Air-conditioning apparatus

#123
20140230473
2014-08-21

Air-conditioning apparatus

#124
20140190661
2014-07-10

AIR EXCHANGE DEVICE FOR BUILDINGS

#125
20140174117
2014-06-26

Air conditioning apparatus

#126
20140137591
2014-05-22

Domestic hot water delivery system

#127
20140131024
2014-05-15

Outdoor unit for air conditioner

#128
20140083673
2014-03-27

Method for controlling the opening of an HVAC valve based on the energy-per-flow gradient

#129
20140069135
2014-03-13

Air Conditioning Device, in particular for a Rail Vehicle

#130
20130333409
2013-12-19

Heat source unit

#131
20130319014
2013-12-05

Room air conditioner having a liquid-to-air heat exchanging device with peltier elements

#132
20130233008
2013-09-12

Air-conditioning apparatus

#133
20130227976
2013-09-05

Air-conditioning apparatus

#134
20130220590
2013-08-29

Method and system for controlling the temperature of components

#135
20130219945
2013-08-29

Combined hot water supply and air-conditioning device

#136
20130205824
2013-08-15

Heat pump device

#137
20130205818
2013-08-15

Air-conditioning apparatus

#138
20130174594
2013-07-11

Air-conditioning apparatus with reversible heat medium circuit

#139
20130133345
2013-05-30

Air conditioner and method of operating an air conditioner

#140
20130061616
2013-03-14

Multi-Connected Air Conditioner Unit and Method of Operating the Same

#141
20120324923
2012-12-27

Heat pump and method for controlling the same

#142
20120312045
2012-12-13

WATER SUPPLY APPARATUS

#143
20120304675
2012-12-06

Air-conditioning apparatus

#144
20120298226
2012-11-29

Modular Heating and/or Cooling System with a Vertical Manifold and Method of Making Same

#145
20120297811
2012-11-29

Modular chiller unit with dedicated cooling and heating fluid circuits and system comprising a plurality of such units

#146
20120292006
2012-11-22

Air-conditioning apparatus

#147
20120291468
2012-11-22

Air conditioning system

#148
20120289144
2012-11-15

Venting and cooling system for a house

#149
20120285675
2012-11-15

AIR-CONDITIONING APPARATUS

#150
20120260685
2012-10-18

Heat pump system

#151
20120255320
2012-10-11

Air-conditioning hot-water supply combined system

#152
20120210732
2012-08-23

Arrangement for air conditioning rooms and heat pump unit for use in the arrangement

#153
20120198874
2012-08-09

Air conditioning apparatus

#154
20120181009
2012-07-19

Automatic switching two pipe hydronic system

#155
20120180515
2012-07-19

Heat medium relay unit and air-conditioning apparatus

#156
20120180508
2012-07-19

Air-conditioning hot-water supply system, and heat pump unit

#157
20120151949
2012-06-21

Air conditioning apparatus

#158
20120137715
2012-06-07

Air conditioning device utilizing temperature differentiation of exhausted gas to even temperature of external heat exchanger

#159
20120131948
2012-05-31

Air-conditioning apparatus

#160
20120125033
2012-05-24

Heat source unit

#161
20120118530
2012-05-17

Air-conditioning apparatus with relay unit

#162
20120118005
2012-05-17

AIR-CONDITIONING APPARATUS

#163
20120042674
2012-02-23

Air-conditioning apparatus with primary and secondary heat exchange cycles

#164
20120000241
2012-01-05

Power consumption economizer for refrigerating machines of the chiller type

#165
20110301766
2011-12-08

Device and method for optimization of chilled water plant system operation

#166
20110297364
2011-12-08

Method of automatic hydraulic equalization in a fluid-flow system

#167
20110297363
2011-12-08

Air-conditioning apparatus

#168
20110252821
2011-10-20

MODULAR CHILLER UNIT WITH DEDICATED COOLING AND HEATING FLUID CIRCUITS AND SYSTEM COMPRISING A PLURALITY OF SUCH UNITS

#169
20110197608
2011-08-18

Air conditioning apparatus having indoor, outdoor, and relay units

#170
20110192585
2011-08-11

Water spread limiting system for pre-insulated piping

#171
20110192189
2011-08-11

Air-conditioning apparatus

#172
20110192184
2011-08-11

Air-conditioning apparatus and relay unit

#173
20110192177
2011-08-11

AIR CONDITIONER AND CONTROL METHOD THEREOF

#174
20110185756
2011-08-04

Air-conditioning apparatus

#175
20110185754
2011-08-04

AIR-CONDITIONING APPARATUS

#176
20110168362
2011-07-14

COOLING SYSTEM WITH MICROCHANNEL HEAT EXCHANGER

#177
20110168354
2011-07-14

MODULAR COOLING SYSTEM

#178
20110167865
2011-07-14

AIR-CONDITIONING APPARATUS

#179
20110146950
2011-06-23

Radiation heat exchanging air conditioning system and radiation heat exchanging ceiling thereof

#180
20110146339
2011-06-23

AIR-CONDITIONING APPARATUS

#181
20110124279
2011-05-26

SUPPLY AIR UNIT

#182
20110113802
2011-05-19

Air conditioner

#183
20110088426
2011-04-21

SYSTEM AND METHOD TO CONTROL SENSIBLE AND LATENT HEAT IN A STORAGE UNIT

#184
20110082593
2011-04-07

System and method for controlling hydronic systems having multiple sources and multiple loads

#185
20110077781
2011-03-31

System and method for controlling hydronic systems having multiple sources and multiple loads

#186
20100307731
2010-12-09

AIR-CONDITIONING CONTROL SYSTEM

#187
20100078160
2010-04-01

Free-cooling including modular coolant distribution unit

#188
20100012290
2010-01-21

Thermal gradient fluid header for multiple heating and cooling systems

#189
20090319087
2009-12-24

Method for controlling cooled or heated water pump of air conditioning installation

#190
20090288437
2009-11-26

Air conditioning system

#191
20090287355
2009-11-19

System and method for controlling hydronic systems having multiple sources and multiple loads

#192
20090188985
2009-07-30

Combined chiller and boiler HVAC system in a single outdoor operating unit

#193
20090020173
2009-01-22

Industrial fluid circuits and method of controlling the industrial fluid circuits using variable speed drives on the fluid pumps of the industrial fluid circuits

#194
20080271881
2008-11-06

Automatic switching two pipe hydronic system

#195
20080251244
2008-10-16

Three Pipe System

#196
20080217420
2008-09-11

Reversing circulation for heating and cooling conduits

#197
20080179410
2008-07-31

System and method for controlling demand of multi-air-conditioner

#198
20080178619
2008-07-31

COMBINED MANAGEMENT OF AIR CONDITIONING SYSTEM AND LIGHTING SYSTEM

#199
20080178615
2008-07-31

System and method for controlling demand of multi-air-conditioner

#200
20080127662
2008-06-05

Method, System, and Apparatus for Modular Central Plant

#201
20080121286
2008-05-29

Commissioning Module Including an Airtight Housing

#202
20080116289
2008-05-22

System and method to control sensible and latent heat in a storage unit

#203
20080092565
2008-04-24

Humidity controller

#204
20080087030
2008-04-17

Water-cooled air conditioner

#205
20080087027
2008-04-17

Water-cooled air conditioner

#206
20080053142
2008-03-06

Water cooling type air conditioner

#207
20080053141
2008-03-06

Water-cooled air conditioner and method of controlling the same

#208
20080053115
2008-03-06

Electronically based control valve with feedback to a building management system (BMS)

#209
20080022699
2008-01-31

Air-conditioning system and method of installing energy recovery apparatus

#210
20080016890
2008-01-24

CHILLER SYSTEM WITH LOW CAPACITY CONTROLLER AND METHOD OF OPERATING SAME

#211
20070295489
2007-12-27

Non-Intrusive and Extended Use of Water Reservoirs in Buildings as Thermal Storage for Heating, Ventilation and Air Conditioning Systems

#212
20070261421
2007-11-15

Packaged Chilling Systems For Building Air Conditioning And Process Cooling

#213
20070245752
2007-10-25

Refrigerating Apparatus and Air Conditioner

#214
20070187084
2007-08-16

Thermal reservoir for two-pipe hydronic air-conditioning system

#215
20070012367
2007-01-18

Field adjustable control valve assembly and field adjustment module

#216
20060287774
2006-12-21

Multi-air conditioner central control system

#217
20060231246
2006-10-19

Fan coil controller

#218
20060162357
2006-07-27

Split power input to chiller

#219
20060107683
2006-05-25

Air conditioning system and method for controlling the same

#220
20060065000
2006-03-30

Redundant upgradeable, modular data center cooling apparatus

#221
20060060661
2006-03-23

Reversing circulation for heating and cooling conduits

#222
20060010893
2006-01-19

Chiller system with low capacity controller and method of operating same

#223
20050257559
2005-11-24

Integrated life safety system and cooling system

#224
20050235671
2005-10-27

Upgradeable, modular data center cooling apparatus

#225
20050167092
2005-08-04

Thermal reservoir for two-pipe hydronic air-conditioning system

#226
20050155753
2005-07-21

Climate control installation

#227
20050103032
2005-05-19

Packaged chilling systems for building air conditioning and process cooling

#228
20050086958
2005-04-28

Apparatus for maximum work

#229
20050056023
2005-03-17

Method of chilling inlet air for gas turbines

#230
20050039904
2005-02-24

Fluid heat exchange control system

#231
15948491
2019-09-10

Modular chiller unit with dedicated cooling and heating fluid circuits and system comprising a plurality of such units

#232
15294483
2018-12-25

Method to determine performance of a chiller and chiller plant

#233
15014420
2018-01-16

Non-electric forced air heating and cooling apparatus