ClassID:

162090

F28F1/28 - 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 the element being built-up from finned sections

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

HEAT AUGMENTATION FEATURES IN A CAST HEAT EXCHANGER

#2
20240219128
2024-07-04

Cover fin and heat exchanger unit including the same

#3
20240035753
2024-02-01

CONDENSER TUBE WITH NON-UNIFORM SURFACE ENHANCEMENTS

#4
20220282936
2022-09-08

Finned tube heat exchangers and methods for manufacturing same

#5
20220248567
2022-08-04

Computer Cooling System And Method of Use

#6
20210131747
2021-05-06

Heat Exchanger

#7
20200408467
2020-12-31

TWO-PHASE THERMAL SYPHON ASSEMBLY

#8
20200400379
2020-12-24

Heatsink

#9
20200393201
2020-12-17

Heatsink

#10
20200096259
2020-03-26

MICROTUBE HEAT EXCHANGER HEADER

#11
20190310030
2019-10-10

HEAT AUGMENTATION FEATURES IN A CAST HEAT EXCHANGER

#12
20190086153
2019-03-21

Heat exchanger

#13
20190011171
2019-01-10

Defroster and refrigerator having same

#14
20180249592
2018-08-30

Water-cooling radiator unit and water-cooling module using same

#15
20180164005
2018-06-14

Heat exchanger and air-conditioning apparatus

#16
20180156523
2018-06-07

Defrosting device and refrigerator having the same

#17
20180112932
2018-04-26

TUBE-FIN HEAT EXCHANGER

#18
20180035569
2018-02-01

Computer cooling system and method of use

#19
20170307311
2017-10-26

Simple Heat Exchanger Using Super Alloy Materials for Challenging Applications

#20
20170045306
2017-02-16

Liquid-cooled heat sink head and heat sink system having the same

#21
20160258689
2016-09-08

Heat exchanger

#22
20150000320
2015-01-01

HEAT EXCHANGER

#23
20120180979
2012-07-19

Computer cooling system and method of use

#24
20110302928
2011-12-15

LIQUID-GAS HEAT EXCHANGER

#25
20110168373
2011-07-14

Heat exchanger fin with corrugated portion and louvers

#26
20080115923
2008-05-22

Exhaust heat recovering device

#27
20060272349
2006-12-07

Indoor unit of air conditioner

#28
15079464
2019-05-21

Two-section wooden enclosure for a hydronic baseboard finned tube heater