ClassID:

162089

F28F1/26 - CPC Classification

Classification description:

Tubular elements; Assemblies of tubular elements; Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being integral with the element

Sub-classes:
Recent Application in this class:
#1
20260126249
2026-05-07

HEAT AUGMENTATION FEATURES IN A CAST HEAT EXCHANGER

#2
20250277637
2025-09-04

HEAT EXCHANGERS INCLUDING PARTIAL HEIGHT FINS HAVING AT LEAST PARTIALLY FREE TERMINAL EDGES

#3
20250244085
2025-07-31

IMMERSION LIQUID COOLING HEAT SINK

#4
20240247880
2024-07-25

MICROCHANNEL COMPACT HEAT EXCHANGING SYSTEM

#5
20240191951
2024-06-13

HEAT EXCHANGERS INCLUDING PARTIAL HEIGHT FINS HAVING AT LEAST PARTIALLY FREE TERMINAL EDGES

#6
20240060728
2024-02-22

CAST PLATE HEAT EXCHANGER AND METHOD OF MAKING USING DIRECTIONAL SOLIDIFICATION

#7
20230228455
2023-07-20

HEAT EXCHANGER FOR HEATING DEVICES, AND TUBE-ASSEMBLY MODULE FOR A HEAT EXCHANGER

#8
20220412671
2022-12-29

Stackable core system for producing cast plate heat exchanger

#9
20220364800
2022-11-17

Asymmetric flow path topology

#10
20220316813
2022-10-06

Heat exchangers including partial height fins having at least partially free terminal edges

#11
20220205726
2022-06-30

Bypass air/fluid heat exchanger, method for manufacturing same and turbofan engine provided with such exchanger

#12
20220011057
2022-01-13

Cooling system and fabrication method thereof

#13
20210348858
2021-11-11

Aluminum heat exchanger with fin arrangement for sacrificial corrosion protection

#14
20210310443
2021-10-07

Heat exchanger for a turbomachine and manufacturing thereof

#15
20210214831
2021-07-15

Protective surface on stainless steel

#16
20210180869
2021-06-17

Intensified cassette-type heat dissipation module

#17
20210156623
2021-05-27

Heat exchanger and water heating apparatus including same

#18
20210116187
2021-04-22

Arrowhead fin for heat exchange tubing

#19
20210108863
2021-04-15

MODULAR FLUID COOLING ASSEMBLY

#20
20210080195
2021-03-18

Asymmetric flow path topology

#21
20210071962
2021-03-11

Heat exchanger with stacked flow channel modules

#22
20210003350
2021-01-07

HEAT EXCHANGER

#23
20200370841
2020-11-26

HEAT EXCHANGER ASSEMBLY FOR AN HVAC SYSTEM

#24
20200284528
2020-09-10

Finned heat exchanger tube

#25
20200189046
2020-06-18

LOCOMOTIVE HEAT EXCHANGER APPARATUS AND METHOD OF MANUFACTURING A HEAT EXCHANGER APPARATUS

#26
20200025467
2020-01-23

Stackable core system for producing cast plate heat exchanger

#27
20190310030
2019-10-10

HEAT AUGMENTATION FEATURES IN A CAST HEAT EXCHANGER

#28
20190293366
2019-09-26

Shaped leading edge of cast plate fin heat exchanger

#29
20190293365
2019-09-26

Cast plate heat exchanger and method of making using directional solidification

#30
20190100833
2019-04-04

Protective surface on stainless steel

#31
20190093939
2019-03-28

Tube Pattern For A Refrigerator Evaporator

#32
20190033010
2019-01-31

Condenser tubes with additional flank structure

#33
20180372416
2018-12-27

Manufacturing a heat exchanger using a material buildup process

#34
20180266773
2018-09-20

Pin fin heat exchanger

#35
20180242476
2018-08-23

Thermal Module

#36
20180242475
2018-08-23

Thermal module

#37
20180238238
2018-08-23

ANNULAR SURFACE COOLER AND METHOD OF FORMING MULTIPLE FINS IN A HEAT EXCHANGER

#38
20180023901
2018-01-25

Arrowhead fin for heat exchange tubing

#39
20180003444
2018-01-04

Heat exchanger

#40
20170108279
2017-04-20

Heat exchanger with multiple flow tubes for fluid circulation

#41
20170016677
2017-01-19

Heat exchanger and method for manufacturing same

#42
20160219756
2016-07-28

Heat sink structure with heat exchange mechanism

#43
20160084585
2016-03-24

Method using heat pipes with multiple evaporator/condenser zones and heat exchangers using same

#44
20150211780
2015-07-30

Specialty cooling features using extruded evaporator

#45
20140360698
2014-12-11

Unitary heat exchangers having integrally-formed compliant heat exchanger tubes and heat exchange systems including the same

#46
20140284036
2014-09-25

Condenser tubes with additional flank structure

#47
20140216699
2014-08-07

Air conditioner and heat exchanger therefor

#48
20140199054
2014-07-17

Biphasic heat exchange radiator with optimisation of the boiling transient

#49
20140151008
2014-06-05

Heat exchangers

#50
20140151007
2014-06-05

Tubing element with fins for a heat exchanger

#51
20140109609
2014-04-24

Drainage structure for corrugated-fin heat exchanger

#52
20140090249
2014-04-03

Heat exchanger, methods therefor and a nuclear fission reactor system

#53
20140027097
2014-01-30

Heat Exchanger for an Intercooler and Water Extraction Apparatus

#54
20130284408
2013-10-31

Reservoir Cooling Apparaturs and Method

#55
20130228321
2013-09-05

Nested helical fin tube coil and associated manufacturing methods

#56
20130098582
2013-04-25

Method using heat pipes with multiple evaporator/condenser zones and heat exchangers using same

#57
20120205066
2012-08-16

Heat exchanger arrangement, especially for a fuel-operated vehicle heater

#58
20120160465
2012-06-28

HEAT EXCHANGER

#59
20120024867
2012-02-02

METHODS AND APPARATUS FOR ACOUSTIC TREATMENT OF SAMPLES FOR HEATING AND COOLING

#60
20110201169
2011-08-18

Thermal treatment equipment and method for heat-treating

#61
20110083619
2011-04-14

DUAL ENHANCED TUBE FOR VAPOR GENERATOR

#62
20110079278
2011-04-07

Method of Manufacturing a Photovoltaic Compound Semiconductor Printing Solution to Produce Solar Cells

#63
20110075787
2011-03-31

Heat exchanger, methods therefor and a nuclear fission reactor system

#64
20110075786
2011-03-31

Heat exchanger, methods therefor and a nuclear fission reactor system

#65
20110061846
2011-03-17

Method of producing a very light weight finned tube heat exchanger

#66
20110048062
2011-03-03

Portable Cooling Unit

#67
20110048048
2011-03-03

Personal Cooling System

#68
20110036553
2011-02-17

INTEGRAL EVAPORATOR AND DEFROST HEATER SYSTEM

#69
20100314092
2010-12-16

HEAT TRANSFER TUBE

#70
20100288480
2010-11-18

Metallic heat exchanger tube

#71
20090308051
2009-12-17

HEAT EXCHANGER TUBE AND AIR-TO-AIR INTERCOOLER

#72
20090277188
2009-11-12

Heat Exchanger for a Mobile Refrigerated Vehicle

#73
20090194256
2009-08-06

Heat exchanger

#74
20090073660
2009-03-19

COOLING APPARATUS FOR ELECTRONIC DEVICES

#75
20090065186
2009-03-12

CONDENSER ASSEMBLY

#76
20090049861
2009-02-26

Heat Exchanger with Sloped Baffles

#77
20080311286
2008-12-18

Thermal treatment equipment and method for heat-treating

#78
20080289809
2008-11-27

Heat exchanger and fabrication method thereof

#79
20080093065
2008-04-24

HEAT EXCHANGER TUBE FOR HEATING SYSTEM

#80
20070236884
2007-10-11

HEAT SINK AND METHOD FOR MANUFACTURING THE SAME

#81
20070131396
2007-06-14

Condensing heat-exchange copper tube for an flooded type electrical refrigeration unit

#82
20070034361
2007-02-15

Heat transfer tubes for evaporators

#83
20060160333
2006-07-20

Thermal treatment equipment and method for heat-treating

#84
20060109628
2006-05-25

Cooling apparatus for electronic devices

#85
20060081364
2006-04-20

External ribbed furnace tubes

#86
20060048931
2006-03-09

Heat exchanger assembly for a charge air cooler