ClassID:

161985

F28D20/003 - CPC Classification

Classification description:

Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups or using thermochemical reactions

Recent Application in this class:
#1
20260146800
2026-05-28

SYSTEM INCLUDING METAL HYDRIDES FOR WASTE HEAT PROCESSING AND RECOVERY

#2
20260132994
2026-05-14

METHODS FOR ENERGY STORAGE AND RELEASE

#3
20250383164
2025-12-18

SYSTEMS, APPARATUS, AND METHODS FOR STORING AND DISCHARGING THERMOCHEMICAL ENERGY

#4
20250347473
2025-11-13

ENERGY STORAGE ARTICLES AND METHODS FOR MAKING AND USING THE SAME

#5
20250320398
2025-10-16

PELLETIZED SOLIDS FOR REVERSIBLY STORING AND RELEASING THERMOCHEMICAL ENERGY, AND RELATED COMPONENTS, SYSTEMS AND METHODS

#6
20250297813
2025-09-25

THERMOCHEMICAL SALT HYDRATE SYSTEM FOR ENERGY STORAGE

#7
20250257908
2025-08-14

HEAT UTILIZATION SYSTEM AND HEAT GENERATING DEVICE

#8
20250237441
2025-07-24

ENERGY STORING DEVICE

#9
20250180304
2025-06-05

HEAT STORAGE REACTION SYSTEM, SLIDING JIG, AND METHOD OF REPLACING MATERIAL MODULES IN HEAT STORAGE REACTION SYSTEM USING THE SAME

#10
20250180302
2025-06-05

HEAT STORAGE SYSTEM AND PROCESS FOR OPERATING THE HEAT STORAGE SYSTEM

#11
20250146765
2025-05-08

FLUID REACTOR DEVICE AND METHOD FOR OPERATING A FLUID REACTOR DEVICE

#12
20250116465
2025-04-10

HEAT ABSORPTION, TRANSPORTATION, AND REGENERATION FOR PROCESS HEAT DELIVERY USING THE SORPTION ASSISTED BOUDOUARD REACTION

#13
20250109852
2025-04-03

FLAME PRODUCING ASSEMBLIES

#14
20250102235
2025-03-27

THERMOCHEMICAL ENERGY STORE AND SYSTEM COMPRISING THE THERMOCHEMICAL ENERGY STORE

#15
20250075983
2025-03-06

Thermochemical Material Systems for Heating Ventilation and Air Conditioning

#16
20240369308
2024-11-07

DISPOSABLE HEATING ELEMENT ASSEMBLY

#17
20240367480
2024-11-07

CAB HEATER SYSTEMS FOR BATTERY ELECTRIC VEHICLES

#18
20240299911
2024-09-12

OXIDE-MOLTEN SALT COMPOSITES FOR HIGH-PERFORMANCE THERMAL ENERGY STORAGE

#19
20240279526
2024-08-22

HIGH TEMPERATURE THERMOCHEMICAL ENERGY STORAGE MATERIALS

#20
20240263843
2024-08-08

Device and Method for Thermal Electrochemical Energy Storage and Energy Provision

#21
20240199938
2024-06-20

COMPACTED THERMOCHEMICAL HEAT STORAGE BODIES

#22
20240183623
2024-06-06

SALT HYDRATE COMPOSITES FOR THERMOCHEMICAL ENERGY STORAGE AND METHODS OF MAKING THEREOF

#23
20240118038
2024-04-11

HIGH ENTHALPY THERMOCHEMICAL ENERGY STORAGE MATERIALS

#24
20240084184
2024-03-14

THERMOCHEMICAL ENERGY STORAGE DEVICE

#25
20240011720
2024-01-11

SYSTEM FOR THERMOCHEMICAL STORAGE WITH IMPROVED DEHYDRATION

#26
20230408209
2023-12-21

Thermochemical renewable energy storage

#27
20230408208
2023-12-21

DISPOSABLE HEATING ELEMENT ASSEMBLY

#28
20230348772
2023-11-02

In-situ reactive absorption for equilibrium-shifting of non-condensable gases

#29
20230323794
2023-10-12

Device for receiving, storing and releasing thermal energy

#30
20230280104
2023-09-07

High temperature thermochemical energy storage materials

#31
20230272981
2023-08-31

THERMOCHEMICAL ENERGY STORAGE DEVICE

#32
20230261212
2023-08-17

EXOTHERMIC-BASED COMPOSITE STRUCTURES

#33
20230167399
2023-06-01

METHOD FOR THE CONTINUOUS GENERATION AND HARVESTING OF BIOTHERMAL ENERGY

#34
20230140129
2023-05-04

THERMAL BATTERY

#35
20230139510
2023-05-04

Internal configuration for redox-based heat storage systems

#36
20230113194
2023-04-13

Thermochemical method for storing and releasing thermal energy

#37
20230095617
2023-03-30

Composite Material Including COF, Heat Dissipation/Storage Member, and Method for Producing Said Composite Material, and COF Single Crystal and Production Method Therefor

#38
20230078735
2023-03-16

Steam generation apparatuses, processes, and methods

#39
20230075850
2023-03-09

Compact membrane-based thermochemical energy storage system

#40
20230070246
2023-03-09

Tube-in-tube ionic liquid heat exchanger employing a selectively permeable tube

#41
20230003461
2023-01-05

HEAT GENERATION DEVICE, HEAT UTILIZATION SYSTEM AND FILM-LIKE HEAT GENERATION ELEMENT

#42
20220254528
2022-08-11

Emergency heat removal in a light water nuclear reactor by using a passive endothermic reaction cooling system

#43
20220216485
2022-07-07

Power generation and energy storage in thermal batteries

#44
20220128270
2022-04-28

High temperature thermochemical energy storage materials

#45
20220119185
2022-04-21

OXYGEN-ACTIVATED HEAT RELEASING ENCLOSURE

#46
20220112421
2022-04-14

Platy chemical heat-storage object

#47
20220074602
2022-03-10

Heat distribution device

#48
20220034599
2022-02-03

Heat utilization system, and heat generating device

#49
20220026163
2022-01-27

HEAT STORAGE DEVICE

#50
20220026113
2022-01-27

Heat utilization system and heat generating device

#51
20220010188
2022-01-13

Azobenzene-graphene metal coordination solar photothermal energy storage material and preparation thereof

#52
20210325124
2021-10-21

System and operation for thermochemical renewable energy storage

#53
20210262738
2021-08-26

Mechanical-chemical energy storage

#54
20210190437
2021-06-24

Switchable sorption materials

#55
20210190434
2021-06-24

Thermal management using endothermic heat sink

#56
20210164696
2021-06-03

Device and method for thermal-electrochemical energy storage and energy provision

#57
20210159514
2021-05-27

Exothermic-based composite structures

#58
20210159513
2021-05-27

Exothermic-based composite structures

#59
20210088290
2021-03-25

Enhanced TCM production and use

#60
20210055029
2021-02-25

Endothermic salt regeneration for cooling and air-conditioning

#61
20200355446
2020-11-12

Closed cycle thermal energy storage system using thermochemical material

#62
20200333086
2020-10-22

Electrochemical heat pump

#63
20200331318
2020-10-22

MOTOR VEHICLE HEATING SYSTEM AND MOTOR VEHICLE

#64
20200292247
2020-09-17

Method for refrigerating an isothermal box to a target temperature and associated facility

#65
20200256587
2020-08-13

High temperature synthesis for power production and storage

#66
20200248971
2020-08-06

HIGH TEMPERATURE THERMOCHEMICAL ENERGY STORAGE SYSTEM

#67
20200224072
2020-07-16

METHOD FOR THERMO-CHEMICAL ENERGY STORAGE

#68
20200200488
2020-06-25

ENERGY STORAGE SYSTEM WITH PRESSURIZED SUPPORT AND METHOD THEREOF

#69
20200173734
2020-06-04

SYSTEM FOR ENERGY STORAGE INCLUDING A HEAT TRANSFER FLUID TANK

#70
20200088448
2020-03-19

EXHAUST GAS HEAT RECOVERY SYSTEM

#71
20200080754
2020-03-12

Regeneration system for a metal hydride heat pump of a damper type

#72
20200064081
2020-02-27

CHEMICAL HEAT PUMP SYSTEM

#73
20200048106
2020-02-13

Redox-active oxide materials for thermal energy storage

#74
20200018553
2020-01-16

Heat treatment device

#75
20200002591
2020-01-02

HEAT-STORAGE MATERIAL COMPRISING METAL SALT OF CYANURIC ACID

#76
20190390920
2019-12-26

Electricity production facility including heat storage

#77
20190383563
2019-12-19

Integration of Thermochemical Heat Storage System with Waste heat Recovery Systems

#78
20190352551
2019-11-21

Dry cooling systems using thermally induced polymerization

#79
20190339024
2019-11-07

Porous honeycomb heat storage structure

#80
20190331368
2019-10-31

HEAT STORAGE MATERIAL, METHOD FOR PRODUCTION OF HEAT STORAGE MATERIAL, AND CHEMICAL HEAT PUMP

#81
20190331364
2019-10-31

Method and system of high-temperature calcium looping thermochemical energy storage

#82
20190330509
2019-10-31

HEAT-STORAGE MATERIAL

#83
20190323782
2019-10-24

Heat storage and dissipation apparatus

#84
20190301331
2019-10-03

Heat generation system, exhaust gas purification device, and method for regenerating honeycomb structure

#85
20190264990
2019-08-29

CHEMICAL HEAT STORAGE SYSTEM

#86
20190233703
2019-08-01

IN-SITU REACTIVE ABSORPTION FOR EQUILIBRIUM-SHIFTING OF NON-CONDENSABLE GASES

#87
20190219340
2019-07-18

System and method for thermochemical storage of energy

#88
20190212072
2019-07-11

Metal hydride heat exchanger and method of use

#89
20190178584
2019-06-13

METHOD FOR THERMO-CHEMICAL ENERGY STORAGE

#90
20190154357
2019-05-23

PROCESS SYSTEM FOR RECOVERING HEAT AND A METHOD FOR OPERATING SAME

#91
20190154356
2019-05-23

Heat storage system, heat storage container, heat storage device using heat storage container and warm-up device using heat storage device

#92
20190119543
2019-04-25

SODIUM ACETATE TRIHYDRATE FORMULATIONS

#93
20190100075
2019-04-04

Heating and cooling system for a vehicle including a thermophysical battery

#94
20190033008
2019-01-31

Mechanical-chemical energy storage

#95
20190032979
2019-01-31

Refrigeration cycle device

#96
20180372422
2018-12-27

Chemical heat storage apparatus

#97
20180372421
2018-12-27

ENERGY STORAGE/WITHDRAWAL SYSTEM FOR A FACILITY

#98
20180371953
2018-12-27

Dry cooling system using thermally induced vapor polymerization

#99
20180355234
2018-12-13

Polymer based solid-state solar thermal fuels

#100
20180347912
2018-12-06

Heat storage material for the high-temperature range and method for the production thereof

#101
20180299208
2018-10-18

Energy storage by reversible inverse crystallization

#102
20180298788
2018-10-18

Combined Gas-and-Steam Power Plant

#103
20180292115
2018-10-11

Coiled adsorption heat exchanger

#104
20180283789
2018-10-04

Reduction of regenerator clogging

#105
20180180325
2018-06-28

High temperature synthesis for power production and storage

#106
20180164000
2018-06-14

Regeneration system for a metal hydride heat pump

#107
20180142962
2018-05-24

Chemical heat storage device

#108
20180106508
2018-04-19

Salt Coated With Nanoparticles

#109
20180100676
2018-04-12

SOLAR DEVICE FOR AUTONOMOUS REFRIGERATION BY SOLID-GAS SORPTION

#110
20180073816
2018-03-15

HIGH-THERMAL CONDUCTIVITY ADSORBENTS FOR RAPID ABSORPTION OF HEAT PULSES AND A PRESSURE-CASCADE BURST DESORPTION SYSTEM USING THE SAME

#111
20180058769
2018-03-01

Systems and methods for thermal battery control

#112
20170356695
2017-12-14

CLIMATE CONTROL SYSTEM AND ASSOCIATED METHODS

#113
20170336151
2017-11-23

Heat storage container and heat storage device provided with heat storage container

#114
20170321968
2017-11-09

Thermochemical heat storage unit

#115
20170306802
2017-10-26

Dry cooling system using thermally induced vapor polymerization

#116
20170299278
2017-10-19

System and method for thermochemical storage of energy

#117
20170284747
2017-10-05

Heat storage member

#118
20170284746
2017-10-05

Heat storage member

#119
20170276435
2017-09-28

High temperature thermal energy exchange system with horizontal heat exchange chamber and method for exchanging thermal energy by using the high temperature thermal energy exchange system

#120
20170276026
2017-09-28

Power plant with steam cycle and with a high temperature thermal energy exchange system and method for manufacturing the power plant

#121
20170268802
2017-09-21

Heat storage apparatus and method of completing crystallization of heat storage material

#122
20170241719
2017-08-24

Control system for chemical heat accumulator

#123
20170241718
2017-08-24

Heat exchanger and heat storage system

#124
20170219258
2017-08-03

Chemical heat pump

#125
20170205151
2017-07-20

Heat transfer device

#126
20170191697
2017-07-06

Dual-cavity method and device for collecting and storing solar energy with metal oxide particles

#127
20170167801
2017-06-15

HYGROSCOPIC COMPOSITE MATERIAL

#128
20170038101
2017-02-09

Adsorption core and manufacturing method thereof

#129
20160370121
2016-12-22

CHEMICAL HEAT STORAGE DEVICE

#130
20160369675
2016-12-22

Chemical heat storage device

#131
20160334172
2016-11-17

CHEMICAL THERMAL STORAGE DEVICE

#132
20160320144
2016-11-03

Heat exchange device

#133
20160313034
2016-10-27

Adsorber and adsorption refrigerator

#134
20160270252
2016-09-15

Electronic apparatus

#135
20160251559
2016-09-01

Salt coated with nanoparticles

#136
20160194543
2016-07-07

Compositions, devices, systems and methods for concentrating solar power

#137
20160178284
2016-06-23

COMPACT THERMOCHEMICAL REACTOR WITH OPTIMISED TRANSFERS AND MAINTENANCE

#138
20160177161
2016-06-23

Chemical heat pump

#139
20160169590
2016-06-16

Chemical heat storage device

#140
20160168438
2016-06-16

SODIUM ACETATE TRIHYDRATE FORMULATIONS

#141
20160131439
2016-05-12

CHEMICAL HEAT STORAGE DEVICE

#142
20160131400
2016-05-12

Adsorption system heat exchanger

#143
20160123202
2016-05-05

Chemical heat storage device

#144
20160091256
2016-03-31

Entrochemical energy transfer system and a process for obtaining work from environmental thermal energy

#145
20160090863
2016-03-31

Method and apparatus for decongealing a lubricating fluid in a heat exchanger apparatus

#146
20160084586
2016-03-24

APPARATUS FOR PORTABLE STORAGE OF THERMAL ENERGY

#147
20150345854
2015-12-03

Heat transfer particles for solar-driven thermochemical processes

#148
20150323134
2015-11-12

Gas storage/supply system

#149
20150219402
2015-08-06

Methods for storing and releasing thermal energy, associated reactor and application to the interseasonal storage of solar heat

#150
20150144295
2015-05-28

ELECTRONIC APPARATUS

#151
20150135688
2015-05-21

Heat storage device

#152
20150107800
2015-04-23

Open-loop thermal management process and system

#153
20150020993
2015-01-22

Mechanical-chemical energy storage

#154
20150000624
2015-01-01

Device for heating a heat engine of a vehicle

#155
20140305142
2014-10-16

Reaction material formed body and heat storage and release unit

#156
20140298822
2014-10-09

Chemical looping fluidized-bed concentrating solar power system and method

#157
20140238634
2014-08-28

REVERSIBLE METAL HYDRIDE THERMAL ENERGY STORAGE SYSTEMS, DEVICES, AND PROCESS FOR HIGH TEMPERATURE APPLICATIONS

#158
20140231698
2014-08-21

Reaction material and chemical heat pump

#159
20140224453
2014-08-14

Heat recovery-type heating device

#160
20140196868
2014-07-17

Devices for modulation of temperature and light based on phase change materials

#161
20140096933
2014-04-10

Reactive solid/heat-transport gas reactor including a helical duct in which the solid and the gas flow in opposite directions

#162
20140014299
2014-01-16

Chemical heat storage device including rotatable heat storage material accommodation unit

#163
20130306268
2013-11-21

Methods and components for thermal energy storage

#164
20130269681
2013-10-17

Method and system for storing solar heat

#165
20130269369
2013-10-17

Thermochemical system having a housing made of a composite material

#166
20130228306
2013-09-05

Heat exchanger

#167
20130219892
2013-08-29

Modular adsorption-enhanced compressed air energy storage system with regenerative thermal energy recycling

#168
20130180519
2013-07-18

Heat transfer medium, use thereof, and method for operating a solar thermal power plant

#169
20130175006
2013-07-11

HYDROGEN TRANSFER HEATING/COOLING SYSTEMS AND METHODS OF USE THEREOF

#170
20130167534
2013-07-04

Method, heat accumulator and heat accumulator system for heating and cooling a working fluid

#171
20130075052
2013-03-28

Chemical thermal energy storage material structure, method of producing the same, and chemical heat accumulator

#172
20130056193
2013-03-07

HEAT TRANSFER INTERFACE

#173
20130055736
2013-03-07

Method and apparatus for climatic conditioning of space within a building structure

#174
20120297753
2012-11-29

EXHAUST SYSTEM WITH HEAT ACCUMULATOR

#175
20120266863
2012-10-25

Solar-Hydrogen Hybrid Storage System for Naval and Other Uses

#176
20120251394
2012-10-04

Chemical heat accumulator

#177
20120111319
2012-05-10

Thermal solar panel with integrated chemical heat pump

#178
20120090345
2012-04-19

OPERATING RESOURCE STORE, HEAT TRANSFER DEVICE, AND HEATING PUMP

#179
20120017569
2012-01-26

Exhaust system with reactive heating system

#180
20110284184
2011-11-24

Coiled and microchannel heat exchangers for metal hydride storage systems

#181
20110277972
2011-11-17

Finned heat exchangers for metal hydride storage systems

#182
20110277747
2011-11-17

Systems and methods for solar energy storage, transportation, and conversion utilizing photochemically active organometallic isomeric compounds and solid-state catalysts

#183
20110226447
2011-09-22

Chemical heat accumulator

#184
20110154737
2011-06-30

METHOD AND APPARATUS FOR ACCUMULATING, STORING, AND RELEASING THERMAL ENERGY AND HUMIDITY

#185
20110146939
2011-06-23

Energy absorption and release devices and systems

#186
20110139397
2011-06-16

Method For Controlling The Passenger Compartment Temperature Of An Electrically Operated Vehicle And An Air-Conditioning System For The Electrically Operated Vehicle

#187
20110100356
2011-05-05

Reversible hydride thermal energy storage cell optimized for solar applications

#188
20110067688
2011-03-24

SOLAR CONCENTRATOR SYSTEM FOR SOLAR ENERGY PLANTS

#189
20110056234
2011-03-10

Thermal solar energy collector for producing heat and/or cooling

#190
20110042036
2011-02-24

CHEMICAL HEAT-STORAGE APPARATUS

#191
20110000245
2011-01-06

ABSORPTION MACHINE HAVING A BUILT-IN ENERGY STORAGE WORKING ACCORDING TO THE MATRIX METHOD

#192
20100263832
2010-10-21

Thermochemical Energy Storage System

#193
20100252248
2010-10-07

Heat exchanger heat-utilization device and method of manufacturing the same

#194
20100218491
2010-09-02

Metal ferrite spinel energy storage devices and methods for making and using same

#195
20100215897
2010-08-26

Metal ferrite spinel energy storage devices and methods for making and using same

#196
20100205981
2010-08-19

STORING/TRANSPORTING ENERGY

#197
20100136326
2010-06-03

LAYER COMPOSITE AND PRODUCTION THEREOF

#198
20100089070
2010-04-15

Fluid Reservoir with Thermal Management

#199
20100058782
2010-03-11

ADSORBER AND ITS USE IN HEAT ACCUMULATORS AND HEAT PUMPS, OR REFRIGERATORS

#200
20100005966
2010-01-14

CO2 CAPTURE USING SOLAR THERMAL ENERGY

#201
20090282846
2009-11-19

Adsorption heat pump with heat accumulator

#202
20090217691
2009-09-03

Adsorption heat pump, adsorption refrigerator and adsorber elements therefor

#203
20090217526
2009-09-03

Method for producing an adsorption heat exchanger

#204
20090020264
2009-01-22

METHOD OF HEAT ACCUMULATION AND HEAT ACCUMULATION SYSTEM

#205
20080257530
2008-10-23

Sorber heat exchanger wall and sorber heat exchanger

#206
20080199372
2008-08-21

Thermochemical reactor for a cooling and/or heating apparatus

#207
20080104971
2008-05-08

Method and apparatus for thermal storage using heat pipes

#208
20070251837
2007-11-01

Shaped bodies made of powders or granulated metal, method for the production thereof and their use

#209
20070141322
2007-06-21

Sorptive storage unit for gases

#210
20070074717
2007-04-05

Heating recycling system for regenerating the absorptive materials

#211
20060257313
2006-11-16

Hydrolysis of chemical hydrides utilizing hydrated compounds

#212
20050274493
2005-12-15

Metal hydride based vehicular exhaust cooler

#213
20050274492
2005-12-15

Metal hydride based vehicular exhaust cooler

#214
20050253019
2005-11-17

Method and apparatus for tempering gaseous and/or liquid media in transportation vehicles, particularly in aircraft

#215
20050158041
2005-07-21

Heating system for use in on-board kitchens in means of transport and a method for heating food on board means of transport, in particular aircraft

#216
18328353
2024-04-23

Staggered and crossed heat storage adsorption bed and seawater desalination waste heat storage system

#217
16795274
2022-11-29

Steam generation apparatuses, processes, and methods

#218
16741781
2021-10-19

Thermal management using endothermic heat sink

#219
15903287
2020-03-03

Thermal management using endothermic heat sink

#220
15270083
2020-03-31

Heat pipe—thermal storage medium based cool storage system

#221
15170314
2020-10-13

Redox-active oxide materials for thermal energy storage

#222
14961087
2019-10-15

High performance metal hydride based thermal energy storage systems for concentrating solar power

#223
14519208
2017-10-03

Metal hydride-based thermal energy storage systems

#224
13778685
2017-06-13

Method for thermal management through use of ammonium carbamate