ClassID:

162066

F28F1/003 - CPC Classification

Classification description:

Tubular elements; Assemblies of tubular elements Multiple wall conduits, e.g. for leak detection

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
20250187124
2025-06-12

AIR COOLED CONDENSER AND RELATED METHODS

#3
20250115021
2025-04-10

MULTILAYER COMPOSITE TUBE WITH FLAME-RESISTANT LAYERS

#4
20240399440
2024-12-05

METHOD FOR MANUFACTURING A DOUBLE-WALL HEAT-EXCHANGER TUBE

#5
20240353187
2024-10-24

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

#6
20240290506
2024-08-29

HEAT TRANSFER STRUCTURE OF DIVERTOR

#7
20240278372
2024-08-22

Cooling attachment for a work machine

#8
20240068753
2024-02-29

TEMPERATURE CONTROL APPARATUS FOR A GASEOUS MEDIUM

#9
20230408210
2023-12-21

Vending Machine External Heat Exchanger

#10
20230094752
2023-03-30

Conduits for cooling a hydrocarbon gas-containing stream and processes for using same

#11
20230080268
2023-03-16

Air cooled condenser and related methods

#12
20220288528
2022-09-15

Fuel gas conditioning system and method

#13
20220260318
2022-08-18

Pressure vessel with barrier layer

#14
20220228816
2022-07-21

A DUAL MEDIA SAFETY HEAT EXCHANGER

#15
20220128317
2022-04-28

Heat exchanger and leak detection system

#16
20220032571
2022-02-03

Multilayer composite tube with flame-resistant layers

#17
20210131748
2021-05-06

Heat exchange tube and heat exchanger having the same

#18
20210102757
2021-04-08

Pressure vessel with barrier layer

#19
20210055057
2021-02-25

Plate heat exchanger, heat pump device including plate heat exchanger, and heat pump cooling, heating, and hot water supply system including heat pump device

#20
20210033354
2021-02-04

Heat exchanger with barrier passages

#21
20210031315
2021-02-04

Air cooled condenser and related methods

#22
20210018276
2021-01-21

Tube for a heat exchanger, and method of making the same

#23
20200276777
2020-09-03

Self-healing metal composite tube walls

#24
20200103173
2020-04-02

Heat exchanger for quenching reaction gas

#25
20200088474
2020-03-19

IMPACT RESISTANT STRUCTURAL RADIATOR TUBE

#26
20200036066
2020-01-30

Battery pack having function of preventing inflow of leaking coolant

#27
20190383564
2019-12-19

Heat exchanger and leak detection system

#28
20190360761
2019-11-28

CTE-matched heat pipe

#29
20190283191
2019-09-19

VERTICAL BUNDLE AIR-COOLED HEAT EXCHNAGER, METHOD OF MANUFACTURING THE SAME, AND POWER GENERATION PLANT IMPLEMENTING THE SAME

#30
20190186848
2019-06-20

Integrated heat exchanger

#31
20190162490
2019-05-30

Heat exchanger

#32
20190154360
2019-05-23

Thermal pyrolytic graphite tube device for directional thermal management

#33
20180187980
2018-07-05

Heat recovery apparatus and method

#34
20180142970
2018-05-24

Extreme environment heat exchanger

#35
20180128558
2018-05-10

Columnar cooling tube bundle with wedge-shaped gap

#36
20180038655
2018-02-08

Adjustable heat exchange apparatus and method of use

#37
20180029175
2018-02-01

Vertical bundle air-cooled heat exchanger, method of manufacturing the same, and power generation plant implementing the same

#38
20180009180
2018-01-11

Self-healing metal composite tube walls

#39
20170336154
2017-11-23

Heating and cooling system

#40
20170307304
2017-10-26

HEAT SINK

#41
20170299280
2017-10-19

Tri-piece thermal energy body heat exchanger having multi-layer pipeline and transferring heat to exterior through outer periphery of pipeline

#42
20170292794
2017-10-12

Heat exchanger

#43
20170176112
2017-06-22

CTE-matched heat pipe

#44
20170160020
2017-06-08

HEAT STORAGE DEVICE

#45
20170074593
2017-03-16

Tube bundle heat exchanger

#46
20160341490
2016-11-24

Heat exchanger for a shower or bathtub

#47
20160341447
2016-11-24

PREHEATER SYSTEM FOR WATER HEATER INPUT WATER

#48
20160334175
2016-11-17

Flow devices and methods for guiding fluid flow

#49
20160322678
2016-11-03

Cooling system for battery

#50
20160320146
2016-11-03

Tubing for heat exchange, and a method for improving heat exchange

#51
20160290632
2016-10-06

Fluidized Bed Apparatus

#52
20160069617
2016-03-10

Heat recovery apparatus and method

#53
20160047562
2016-02-18

Regenerative vehicle air conditioning system

#54
20150360332
2015-12-17

Vertical bundle air cooled heat exchanger, method of manufacturing the same, and power generation plant implementing the same

#55
20150345875
2015-12-03

FLAT TUBE FOR A CHARGE AIR HEAT EXCHANGER AND CORRESPONDING CHARGE AIR HEAT EXCHANGER

#56
20150345486
2015-12-03

Oil-free air compressor having vented cylinder supports

#57
20150316294
2015-11-05

Coaxial borehole heat exchanger and method of producing the same

#58
20150107806
2015-04-23

Heat exchanger with double-walled tubes

#59
20150053386
2015-02-26

Eyebrow coil jacket, a heat control apparatus of a reactor using the eyebrow coil jacket, and a method for manufacturing the heat control apparatus

#60
20140360706
2014-12-11

Laboratory condensers with passive heat exchange

#61
20140332191
2014-11-13

Extreme environment heat exchanger

#62
20140138050
2014-05-22

Double-walled dry heat exchanger coil with single-walled return bends

#63
20140083667
2014-03-27

Tri-piece thermal energy body heat exchanger having multi-layer pipeline and transferring heat to exterior through outer periphery of pipeline

#64
20140083666
2014-03-27

Tri-Piece Thermal Energy Body Heat Exchanger Having Multi-Layer Pipeline and Transferring Heat to Exterior Through Outer Periphery of Pipeline

#65
20140038118
2014-02-06

In-line ultrapure heat exchanger

#66
20130306289
2013-11-21

Composite pipe heat exchanger for drainwater heat recovery

#67
20130302642
2013-11-14

Multi-layer aluminum alloy sheet product for tubes for heat exchangers

#68
20130248159
2013-09-26

Heat conduction member

#69
20130205861
2013-08-15

Method for producing double-wall tube with braided wires at its interface

#70
20130175007
2013-07-11

HEAT-CONDUCTING MODULE AND METHOD FOR MANUFACTURING THE SAME

#71
20130133855
2013-05-30

Heat exchanger for LPI vehicle

#72
20130118421
2013-05-16

METHOD FOR PROTECTING HEAT EXCHANGER PIPES IN STEAM BOILER SYSTEMS, MOULDED BODY, HEAT EXCHANGER PIPE AND STEAM BOILER SYSTEM

#73
20130070889
2013-03-21

Double-walled tube with interface gap and production method therefor

#74
20120151950
2012-06-21

Heat transfer system

#75
20120055660
2012-03-08

FLATTENED FLUID CONDUITS FOR USE IN HEAT EXCHANGERS AND OTHER SYSTEMS, AND ASSOCIATED METHODS OF MANUFACTURE AND USE

#76
20110239958
2011-10-06

HEAT EXCHANGER AND WATER HEATER INCORPORATING SAME

#77
20110226341
2011-09-22

DEVICE AND METHOD FOR REUSING GREYWATER

#78
20110220237
2011-09-15

BIMETALLIC TUBE

#79
20110176276
2011-07-21

CTE-MATCHED HEAT PIPE

#80
20110139404
2011-06-16

HEAT EXCHANGER AND METHOD FOR MAKING THE SAME

#81
20110024080
2011-02-03

Heat Exchanger

#82
20100226471
2010-09-09

SYSTEM FOR EVACUATING THE RESIDUAL HEAT FROM A LIQUID METAL OR MOLTEN SALTS COOLED NUCLEAR REACTOR

#83
20100012293
2010-01-21

Heat Pump Liquid Heater

#84
20090298002
2009-12-03

INDIRECT HEAT EXCHANGER

#85
20090266529
2009-10-29

Protected Carbon Steel Pipe for Fire Tube Heat Exchange Devices, Particularly Boilers

#86
20090266509
2009-10-29

Heat Exchanger Element and a Water Heater and Heat Pump Utilizing Same

#87
20090065185
2009-03-12

Tube bundle heat exchanger

#88
20080314469
2008-12-25

Double wall pipe

#89
20080296006
2008-12-04

ADJUSTABLE HEAT EXCHANGE APPARATUS AND METHOD OF USE

#90
20080223024
2008-09-18

Exhaust gas heat exchanger

#91
20080000616
2008-01-03

Heat exchanger and use thereof in showers

#92
20080000247
2008-01-03

Heat pump liquid heater

#93
20080000021
2008-01-03

Towel warmer for use in conjunction with a hot tub

#94
20070221208
2007-09-27

HIGH-TEMPERATURE PIPELINE

#95
20070187067
2007-08-16

Heat transfer tube and heat exchanger using same

#96
20060201655
2006-09-14

HEAT PIPE SUITABLE FOR APPLICATION IN ELECTRONIC DEVICE WITH LIMITED MOUNTING SPACE

#97
20060032244
2006-02-16

Water-heating dehumidifier

#98
20050241816
2005-11-03

Interconnected microchannel tube

#99
20050161194
2005-07-28

Heat exchanger, in particular charge-air cooler

#100
20050139995
2005-06-30

CTE-matched heat pipe

#101
17102149
2022-10-18

Remote active cooling heat exchanger and antenna system with the same

#102
15289671
2017-07-18

Thermosiphon systems with nested tubes

#103
14738651
2018-03-27

System for cooling down boiling vessels