ClassID:

161903

F28D7/103 - CPC Classification

Classification description:

Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically consisting of more than two coaxial conduits or modules of more than two coaxial conduits

Recent Application in this class:
#1
20260078963
2026-03-19

CONDUIT AND INNER BASE PLATE FOR A HEAT EXCHANGER, ASSOCIATED HEAT EXCHANGER, AIRCRAFT AND METHOD OF VAPORIZING A WORKING FLUID

#2
20250290432
2025-09-18

TURBOMACHINE COMPRISING A HEAT EXCHANGER BETWEEN A FUEL CIRCUIT AND TWO LUBRICANT CIRCUITS

#3
20250012510
2025-01-09

HEAT EXCHANGE MODULE

#4
20250003368
2025-01-02

Aircraft propulsion system with turbine engine and exhaust heat exchanger

#5
20240353187
2024-10-24

DOUBLE PIPE HEAT EXCHANGER CONNECTION, METHOD OF MAKING SAME, AND QUENCH EXCHANGER DESIGN INCLUDING SAME

#6
20240280331
2024-08-22

GREY WATER HEAT RECOVERY APPARATUS

#7
20240200884
2024-06-20

HEAT EXCHANGER

#8
20240133586
2024-04-25

COMPACT FLUID HEATING SYSTEM WITH HIGH BULK HEAT FLUX USING ELEVATED HEAT EXCHANGER PRESSURE DROP

#9
20240085115
2024-03-14

Modular square-circular composite channel printed circuit heat exchanger

#10
20240068751
2024-02-29

Device for Transferring Heat from a Gaseous Working Medium

#11
20230349642
2023-11-02

Heat exchanger and use of heat exchanger

#12
20230341187
2023-10-26

Heat exchanger

#13
20230314047
2023-10-05

GROUNDWATER HEAT EXCHANGER

#14
20230228495
2023-07-20

MODULAR HEAT EXCHANGERS

#15
20230160640
2023-05-25

HEAT SHRINK ASSEMBLY HEAT EXCHANGERS

#16
20230070246
2023-03-09

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

#17
20220349659
2022-11-03

Concentrically heated inlet tube for gas scrubbing apparatus

#18
20220212967
2022-07-07

Wastewater conditioning apparatus and method

#19
20220196333
2022-06-23

Heat exchanger and air conditioner having the same

#20
20220196332
2022-06-23

Multi-scale unitary radial heat exchanger core

#21
20220023519
2022-01-27

Blood processing unit with modified flow path

#22
20210222966
2021-07-22

Heat exchangers

#23
20210215392
2021-07-15

Compact fluid heating system with high bulk heat flux using elevated heat exchanger pressure drop

#24
20210172657
2021-06-10

Condensing heat exchanger for air to liquid heat pumps

#25
20210164739
2021-06-03

Heat exchangers

#26
20210080187
2021-03-18

Heat exchanger

#27
20210080185
2021-03-18

Heat exchanger and method for producing same

#28
20210048147
2021-02-18

Regasification device

#29
20210046690
2021-02-18

Cooling tool for an extruder

#30
20200395159
2020-12-17

Flow-guiding rod, bushing and converter transformer system

#31
20200309463
2020-10-01

Heat exchanger

#32
20200132383
2020-04-30

Nested-flow heat exchangers and chemical reactors

#33
20200049411
2020-02-13

Heat exchanger

#34
20190353428
2019-11-21

ANNULAR HEAT EXCHANGER

#35
20190316846
2019-10-17

WASTE HEAT RECOVERY AND CONVERSION SYSTEM AND RELATED METHODS

#36
20190234690
2019-08-01

Heat exchanger

#37
20190219322
2019-07-18

Multilayer pipe cooling cold storage

#38
20190145318
2019-05-16

Dendritic heat exchangers and methods of utilizing the same

#39
20190137192
2019-05-09

Heat recovery apparatus and method

#40
20190120562
2019-04-25

Heat exchanger

#41
20190113284
2019-04-18

Nested-flow heat exchangers and chemical reactors

#42
20190093605
2019-03-28

Heat exchanger with annular coolant chamber

#43
20190091395
2019-03-28

Blood processing unit with modified flow path

#44
20190011199
2019-01-10

Heat exchangers

#45
20180306518
2018-10-25

Heat exchanger arrangement for a carbon black production plant

#46
20180292106
2018-10-11

Compact fluid heating system with high bulk heat flux using elevated heat exchanger pressure drop

#47
20180224211
2018-08-09

Heat exchanger for an oxygenator and method for producing such a heat exchanger

#48
20180216893
2018-08-02

Nested-flow heat exchangers

#49
20180209743
2018-07-26

Nested-flow heat exchangers and chemical reactors

#50
20180180363
2018-06-28

Modular Shell-and-Tube Heat Exchanger Apparatuses and Molds and Methods for Forming Such Apparatuses

#51
20180164047
2018-06-14

HEAT EXCHANGER INCLUDING TWISTED TUBES

#52
20180162327
2018-06-14

Washer fluid heating system and apparatus

#53
20180142970
2018-05-24

Extreme environment heat exchanger

#54
20180106550
2018-04-19

Heat Exchanger

#55
20180066560
2018-03-08

Heat exchange component

#56
20170356692
2017-12-14

Finned Heat Exchanger

#57
20170350662
2017-12-07

Fibonacci optimized radial heat transfer

#58
20170312707
2017-11-02

GAS-LIQUID MIXING AND DISTRIBUTING DEVICE, AND SHELL AND TUBE TYPE HEAT EXCHANGER

#59
20170274339
2017-09-28

Shell-and-multi-triple concentric-tube reactor and heat exchanger

#60
20170268827
2017-09-21

Method and Apparatus for Reclaiming Heat During Liquid Purification Using Heat Exchanges

#61
20170241722
2017-08-24

Method to Control Fluid Flow Variations Among Fluid Tubes of Heat Exchangers in Transfer Line Exchangers and Like Applications

#62
20170198990
2017-07-13

Heat exchangers

#63
20170184002
2017-06-29

Waste energy recovery system utilizing modular heat exchanger and conversion system

#64
20170176109
2017-06-22

SOLUTION CONVEYING AND COOLING APPARATUS

#65
20170167809
2017-06-15

Multiphase pumping system with recuperative cooling

#66
20170122677
2017-05-04

EVAPORATOR

#67
20170122676
2017-05-04

Evaporator

#68
20170115072
2017-04-27

HEAT EXCHANGERS

#69
20170074559
2017-03-16

Air conditioner and cooling receiver of air conditioner

#70
20170045308
2017-02-16

Heat exchanger

#71
20170038149
2017-02-09

SUPPLY AND EXTRACTION OF TUBE FLOWS AT INTERMEDIATE TEMPERATURE IN HELICALLY COILED HEAT EXCHANGERS

#72
20170023316
2017-01-26

Compliant heating system comprising a compressive seal expansion joint

#73
20170016687
2017-01-19

Method and device for cleaning tube bundles

#74
20170010057
2017-01-12

Heat Exchanger Floating Head Manipulation Device

#75
20160370131
2016-12-22

HEAT EXCHANGER

#76
20160363379
2016-12-15

Heat exchanger

#77
20160363114
2016-12-15

THERMAL GRADIENT HYDROELECTRIC POWER SYSTEM AND METHOD

#78
20160354529
2016-12-08

Blood processing unit with modified flow path

#79
20160348988
2016-12-01

Corrosion resistant coaxial heat exchanger assembly

#80
20160348979
2016-12-01

Thermosyphon coolers for cooling systems with cooling towers

#81
20160348978
2016-12-01

Thermosyphon coolers for cooling systems with cooling towers

#82
20160348977
2016-12-01

Thermosyphon coolers for cooling systems with cooling towers

#83
20160341491
2016-11-24

IMPROVED TUBE FOR A HEAT EXCHANGER

#84
20160334175
2016-11-17

Flow devices and methods for guiding fluid flow

#85
20160327341
2016-11-10

Vertical straight tube countercurrent condenser

#86
20160325036
2016-11-10

Blood processing unit with heat exchanger core for providing modified flow path

#87
20160313075
2016-10-27

Cylindrical tubular heat exchanger type 2

#88
20160313074
2016-10-27

Cylindrical tubular heat exchanger type 1

#89
20160312956
2016-10-27

METAL HYDRIDE HYDROGEN STORAGE TANK FOR CONTAINING HYDRIDES

#90
20160282052
2016-09-29

Nested-flow heat exchangers and chemical reactors

#91
20160231016
2016-08-11

Air-to-air heat exchanger

#92
20160223229
2016-08-04

Adsorber

#93
20160131040
2016-05-12

Heat exchanger having a coaxial or concentric tube construction

#94
20160053989
2016-02-25

Aqueous working fluid steam generation system

#95
20160003550
2016-01-07

Heat exchanger

#96
20150362257
2015-12-17

Tubular heat treatment apparatus with improved energy efficiency

#97
20150345486
2015-12-03

Oil-free air compressor having vented cylinder supports

#98
20150316294
2015-11-05

Coaxial borehole heat exchanger and method of producing the same

#99
20150152762
2015-06-04

Exhaust-gas heat exchanger

#100
20150107806
2015-04-23

Heat exchanger with double-walled tubes

#101
20150041107
2015-02-12

Heat Exchanger for an Oxygenator and Method for Producing Such a Heat Exchanger

#102
20150010433
2015-01-08

Production method for medical instrument and medical instrument

#103
20140332191
2014-11-13

Extreme environment heat exchanger

#104
20140332179
2014-11-13

Vehicle heating/cooling system with consolidated heating/cooling core

#105
20140262172
2014-09-18

TUBE BUNDLE FOR SHELL-AND-TUBE HEAT EXCHANGER AND A METHOD OF USE

#106
20140262171
2014-09-18

TUBE BUNDLE FOR SHELL-AND-TUBE HEAT EXCHANGER AND METHOD OF CONSTRUCTING SAME

#107
20140246167
2014-09-04

Systems and methods for processing geothermal liquid natural gas (LNG)

#108
20140245768
2014-09-04

Co-fired absorption system generator

#109
20140227133
2014-08-14

Blood processing unit with modified flow path

#110
20140199055
2014-07-17

Hydronic/biphasic radiator with reduced thermal inertia and low environmental impact

#111
20140166251
2014-06-19

HEAT TRANSFERRING DEVICE AND METHOD FOR MANUFACTURING THE SAME

#112
20140151005
2014-06-05

METHOD FOR EXTRACTION HEAT FROM AN EFFLUENT, ESPECIALLY WASTE WATER, CIRCULATING IN A CONDUIT, HEAT EXCHANGER AND MATERIAL FOR IMPLEMENTING SAID METHOD

#113
20140131461
2014-05-15

Heat exchanger arrangement, especially for a vehicle heater

#114
20140116663
2014-05-01

HEAT EXCHANGER

#115
20140061060
2014-03-06

Electrolytic cell and method of use thereof

#116
20140054008
2014-02-27

Structure of exhaust pipe for exhaust heat recovery

#117
20130323135
2013-12-05

Floating catalyst/regenerator

#118
20130287599
2013-10-31

Energy-saving silencer assembly, a semiconductor manufacturing vacuum pump with same and method for heating nitrogen gas

#119
20130277959
2013-10-24

Connector

#120
20130213620
2013-08-22

HEAT EXCHANGER ELEMENT

#121
20130180475
2013-07-18

WASTE HEAT BOILER

#122
20130167517
2013-07-04

Exhaust gas system with circulation heat pipe

#123
20130146263
2013-06-13

HEAT EXCHANGER

#124
20130133855
2013-05-30

Heat exchanger for LPI vehicle

#125
20130118714
2013-05-16

Method and apparatus for reclaiming heat during liquid purification using heat exchanges

#126
20130112381
2013-05-09

Heat exchange device with improved system for distributing coolant fluid

#127
20130112380
2013-05-09

HEAT EXCHANGER

#128
20130000286
2013-01-03

Engine exhaust gas heat exchanger and energy supplying device using the same

#129
20120318479
2012-12-20

Liquid cooled motor assembly and cover thereof

#130
20120285666
2012-11-15

COAXIAL AIR TO AIR HEAT EXCHANGER FOR CIRCUMFERENTIAL WINDOW FRAME INSTALLATION

#131
20120240576
2012-09-27

Thermal gradient hydroelectric power system and method

#132
20120222845
2012-09-06

Coaxial gas-liquid heat exchanger with thermal expansion connector

#133
20120199326
2012-08-09

INTERNAL HEAT EXCHANGER

#134
20120144814
2012-06-14

Exhaust heat recovery apparatus for vehicle

#135
20120125563
2012-05-24

Windshield washer fluid heater

#136
20120121463
2012-05-17

Blood processing unit with circumferential blood flow

#137
20120085643
2012-04-12

Electrolytic cell and method of use thereof

#138
20120046594
2012-02-23

Blood processing unit with modified flow path

#139
20120012289
2012-01-19

Annular axial flow ribbed heat exchanger

#140
20110302910
2011-12-15

Annular heat exchanger

#141
20110289951
2011-12-01

Thermosyphon coolers for cooling systems with cooling towers

#142
20110259553
2011-10-27

Modular heat exchanger and conversion system

#143
20110253526
2011-10-20

Electrolytic cell and method of use thereof

#144
20110168368
2011-07-14

HEAT EXCHANGER

#145
20110155356
2011-06-30

Water circulation system associated with refrigerant cycle

#146
20110108254
2011-05-12

Heat exchanger

#147
20110094492
2011-04-28

DEVICE FOR FEEDING WATER STEAM VIA A HEAT EXCHANGER IN A COMBUSTION CHAMBER AND A METHOD

#148
20110076445
2011-03-31

Internally reinforced structural composites and associated methods of manufacturing

#149
20110070510
2011-03-24

Systems and methods for sustainable economic development through integrated full spectrum production of renewable material resources using solar thermal

#150
20110061376
2011-03-17

ENERGY CONVERSION ASSEMBLIES AND ASSOCIATED METHODS OF USE AND MANUFACTURE

#151
20110048343
2011-03-03

STEAM BOILER EQUIPPED WITH COOLING DEVICE

#152
20110045418
2011-02-24

MULTI-FUEL OIL FURNACE

#153
20110042203
2011-02-24

Electrolytic cell and method of use thereof

#154
20110041784
2011-02-24

Energy system for dwelling support

#155
20100300663
2010-12-02

Heat exchanger

#156
20100213052
2010-08-26

Electrolytic cell and method of use thereof

#157
20100205946
2010-08-19

Engine exhaust heat recovery device, and energy supply apparatus using the same

#158
20100186440
2010-07-29

THERMAL STORAGE FOR CO2 SYSTEM

#159
20100181052
2010-07-22

Finned cylindrical heat exchanger

#160
20100176064
2010-07-15

Back pressure-matched, integrated, environmental-remediation apparatus and method

#161
20100175983
2010-07-15

Mutual remediation of effluents of petroleum production

#162
20100043413
2010-02-25

Exhaust heat recovery system

#163
20100034528
2010-02-11

Water heating apparatus and system

#164
20090226308
2009-09-10

COMBINED COLD AND POWER (CCP) SYSTEM AND METHOD FOR IMPROVED TURBINE PERFORMANCE

#165
20090220390
2009-09-03

Device for generating hydrogen from hydrocarbon, water and oxygen comprising a reaction and heat exchange chamber

#166
20090159249
2009-06-25

Heat exchanger

#167
20090139700
2009-06-04

HEAT EXCHANGER

#168
20090087707
2009-04-02

Preheating heat exchanger for a fuel cell

#169
20090014163
2009-01-15

Temperature Controlled Pipe Systems And Methods

#170
20080295784
2008-12-04

Water vaporizer with intermediate steam superheating pass

#171
20080089676
2008-04-17

Microstructured apparatus for heating a fluid

#172
20080050306
2008-02-28

Increased capacity sulfur recovery plant and process for recovering elemental sulfur

#173
20070280862
2007-12-06

Modular Micro-Reactor Architecture And Method For Fluid Processing Devices

#174
20070122677
2007-05-31

Fuel cell system

#175
20070079630
2007-04-12

Apparatus and method for condensing hydrocarbons from natural gas

#176
20070074773
2007-04-05

Fluidic device

#177
20070071663
2007-03-29

Fuel reforming apparatus with first pipe ends closed onto second pipe

#178
20070039725
2007-02-22

Water vaporizer with intermediate steam superheating pass

#179
20060277909
2006-12-14

Method and device for converting heat into mechanical work

#180
20060210468
2006-09-21

Heat transfer system for the combustion of a fuel heating of a process fluid and a process that uses same

#181
20060080997
2006-04-20

Accumulator with an internal heat exchanger for an air-conditioning system

#182
20060054381
2006-03-16

Exhaust heat recovery muffler

#183
20060032612
2006-02-16

Gas heat exchanger

#184
20050150640
2005-07-14

Double-tube apparatus for use in a heat exchanger and method of using the same

#185
20050109493
2005-05-26

Tubular charge air cooler

#186
20050077029
2005-04-14

Heat exchanger for fermentation tank

#187
20050066668
2005-03-31

Refrigeration-type dryer apparatus and method

#188
20050061495
2005-03-24

Microstructured apparatus for heating a fluid

#189
15433004
2017-08-22

Hydro-blasting anti-withdrawal device support