ClassID:

162077

F28F1/105 - 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 corrugated elements extending around the tubular elements

Recent Application in this class:
#1
20250257949
2025-08-14

HEAT EXCHANGER AND AIR-CONDITIONING APPARATUS

#2
20250155202
2025-05-15

LANCED SINE WAVE FIN CONFIGURATION FOR HEAT EXCHANGERS

#3
20240118039
2024-04-11

METHOD OF MAKING A HEAT EXCHANGER

#4
20220390152
2022-12-08

Thermal Storage System for Buildings

#5
20220128318
2022-04-28

HEAT TRANSFER TUBE FOR HEAT PUMP APPLICATION

#6
20220120460
2022-04-21

Smart air conditioner for reduction in fine dust and harmful gas

#7
20210389057
2021-12-16

HEAT EXCHANGER

#8
20200158441
2020-05-21

Fin enhancements for low Reynolds number airflow

#9
20190353428
2019-11-21

ANNULAR HEAT EXCHANGER

#10
20190346210
2019-11-14

Cylindrical heat exchanger

#11
20180120040
2018-05-03

Heat exchanger comprising a protective device

#12
20180058772
2018-03-01

Fin enhancements for low Reynolds number airflow

#13
20170336121
2017-11-23

Ice-making machine and heat exchanger therefor

#14
20170292053
2017-10-12

Process for the production of a thermally conductive article

#15
20160363380
2016-12-15

HEAT EXCHANGER

#16
20160146403
2016-05-26

INTERMEDIATE FLUID TYPE VAPORIZER

#17
20150198385
2015-07-16

Cross Flow Heat Exchanger

#18
20150159964
2015-06-11

TUBULAR HEAT EXCHANGER

#19
20140284037
2014-09-25

Aluminum Tube-and-Fin Assembly Geometry

#20
20140262170
2014-09-18

Heat transfer surface with nested tabs

#21
20140224460
2014-08-14

Microchannel Heat Exchanger

#22
20130323135
2013-12-05

Floating catalyst/regenerator

#23
20130228318
2013-09-05

HEAT EXCHANGER

#24
20130146255
2013-06-13

HEAT EXCHANGER FOR VEHICLE

#25
20100176064
2010-07-15

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

#26
20100175983
2010-07-15

Mutual remediation of effluents of petroleum production

#27
20100072186
2010-03-25

ELECTRONIC HEATING MODULE FOR HEATING UP AIR STREAMS, IN PARTICULAR FOR HEATING AND VENTILATING SEATS

#28
20090193804
2009-08-06

Heat exchanger and stirling engine

#29
20070266714
2007-11-22

HEAT EXCHANGER ASSEMBLY

#30
20070039725
2007-02-22

Water vaporizer with intermediate steam superheating pass

#31
20060185831
2006-08-24

Heat exchanger assembly

#32
20060124284
2006-06-15

Heat exchanger

#33
20050241232
2005-11-03

Highly integrated fuel processor for distributed hydrogen production

#34
20050217180
2005-10-06

Highly integrated fuel processor for distributed hydrogen production

#35
20050217179
2005-10-06

Highly integrated fuel processor for distributed hydrogen production

#36
20050178063
2005-08-18

Highly integrated fuel processor for distributed hydrogen production

#37
20050120722
2005-06-09

Fin structure

#38
20050109493
2005-05-26

Tubular charge air cooler