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ClassID:

162021 ⎘

F28D2021/0024 - CPC Classification

Classification description:

Heat-exchange apparatus not covered by any of the groups  - ; Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for combustion apparatus, e.g. for boilers

Recent Application in this class:
#1
20260084995
2026-03-26

Rotary Batch Preheater

 #2
20250277602
2025-09-04

HEAT EXCHANGER UNIT

 #3
20250109912
2025-04-03

Thermal Energy Storage System

 #4
20240418408
2024-12-19

Integrated Anode For A Heat Exchanger

 #5
20240133586
2024-04-25

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

 #6
20240077262
2024-03-07

CLEANING SYSTEM AND METHOD

 #7
20230152007
2023-05-18

HEAT EXCHANGER UNIT AND CONDENSING BOILER USING THE SAME

 #8
20230111255
2023-04-13

Heat exchanger

 #9
20230108472
2023-04-06

Tube winding for a gas heat exchange cell for a boiler

 #10
20230040599
2023-02-09

Rotary Batch Preheater

 #11
20220341684
2022-10-27

Condensation Heat Exchanger

 #12
20220316828
2022-10-06

Cleaning system and method

 #13
20220290894
2022-09-15

High efficiency tankless water heater

 #14
20220260326
2022-08-18

HEAT EXCHANGER BAFFLES AND METHODS FOR MANUFACTURING THE SAME

 #15
20220221192
2022-07-14

Heat exchanger unit

 #16
20220221191
2022-07-14

Heat exchanger unit

 #17
20220221190
2022-07-14

Heat exchanger unit

 #18
20220214122
2022-07-07

Heat recovery steam generator cleaning system and method

 #19
20220205734
2022-06-30

HIGH-TEMPERATURE FLUID TRANSPORTING PIPELINE WITH PIPELINE CASING FORMED BY HEAT EXCHANGE APPARATUS, SUITABLE HEAT EXCHANGE APPARATUS AND HEAT EXCHANGE METHOD

 #20
20210364241
2021-11-25

Heat recovery steam generator cleaning system and method

 #21
20210247103
2021-08-12

Heat exchanger unit and condensing boiler using the same

 #22
20210247102
2021-08-12

Heat-exchange pipe, heat-exchanger unit using same, and condensing boiler using same

 #23
20210222873
2021-07-22

Deep fryer combustion burner system

 #24
20210215392
2021-07-15

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

 #25
20210190442
2021-06-24

Heat transfer enhancement pipe as well as cracking furnace and atmospheric and vacuum heating furnace including the same

 #26
20210131701
2021-05-06

Heat exchange cell and method

 #27
20210041103
2021-02-11

Portable liquid fuel vaporizer

 #28
20200363099
2020-11-19

Smoke tube boiler

 #29
20200326141
2020-10-15

Heat transfer enhancement pipe as well as cracking furnace and atmospheric and vacuum heating furnace including the same

 #30
20200263902
2020-08-20

Heat exchange system with siphon for draining a condensate

 #31
20200263901
2020-08-20

Heat exchange system with siphon for draining a condensate

 #32
20200224984
2020-07-16

Heat recovery steam generator cleaning system and method

 #33
20200200047
2020-06-25

Waste-to-energy plant

 #34
20200191436
2020-06-18

Heat source device

 #35
20200103178
2020-04-02

Counter-flow heat exchanger

 #36
20200049413
2020-02-13

Heat exchanger with a plurality of non-communicating gas vents

 #37
20200025379
2020-01-23

Combustion chamber and heat exchanger

 #38
20190323729
2019-10-24

Heat exchanger for heating water

 #39
20190277577
2019-09-12

System and method for heat exchanger of an HVAC and R system

 #40
20190226719
2019-07-25

Heat exchange device and heat source machine

 #41
20190195563
2019-06-27

HEAT EXCHANGE DEVICE AND HEAT SOURCE MACHINE

 #42
20190032955
2019-01-31

Heating device

 #43
20190024981
2019-01-24

Heat exchanger

 #44
20190024942
2019-01-24

Condensation heat exchanger provided with a heat exchange device

 #45
20190024607
2019-01-24

Burner-heat exchanger assembly for an external combustion engine

 #46
20180356160
2018-12-13

Heat exchanger unit

 #47
20180356126
2018-12-13

High efficiency gas-fired water heater

 #48
20180356125
2018-12-13

Water heating apparatus with parallel heat exchangers

 #49
20180347854
2018-12-06

Heat exchanger

 #50
20180306529
2018-10-25

Fin-tube type of heat exchanger

 #51
20180306518
2018-10-25

Heat exchanger arrangement for a carbon black production plant

 #52
20180292106
2018-10-11

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

 #53
20180252478
2018-09-06

Curved plate heat exchanger

 #54
20180216848
2018-08-02

Heat exchanger

 #55
20180202724
2018-07-19

CONDUCTIVE STRUCTURE OF HEAT EXCHANGE PIPE

 #56
20180187384
2018-07-05

Cold in-place recycling with in-line heater for asphalt cement

 #57
20180172366
2018-06-21

Heat exchanger and hot water apparatus

 #58
20180172313
2018-06-21

Profile of piping for a heat exchanger, heat exchanger for condensation boilers providing said profile, and condensation boiler providing said heat exchanger

 #59
20180164047
2018-06-14

HEAT EXCHANGER INCLUDING TWISTED TUBES

 #60
20180031274
2018-02-01

Enhanced heat transfer surfaces for heat exchangers

 #61
20180023895
2018-01-25

Enhanced Tubular Heat Exchanger

 #62
20180023844
2018-01-25

Heat exchanger element and method for manufacturing such a heat exchanger element

 #63
20180010793
2018-01-11

Indoor installation type combustion apparatus

 #64
20170355047
2017-12-14

System and method for assembling a heat exchanger

 #65
20170332513
2017-11-16

Heat exchanger

 #66
20170299274
2017-10-19

HEAT EXCHANGER

 #67
20170211887
2017-07-27

TUBE CONFIGURATION FOR A HEAT EXCHANGER, HEAT EXCHANGER INCLUDING THE TUBE CONFIGURATION, FLUID HEATING SYSTEM INCLUDING THE SAME, AND METHODS OF MANUFACTURE THEREOF

 #68
20170198987
2017-07-13

Heat exchangers with floating headers

 #69
20170167751
2017-06-15

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

 #70
20170102164
2017-04-13

Heat exchange cell and method

 #71
20170016686
2017-01-19

COMPLEX CLEANING SYSTEM FOR HEAT EXCHANGER

 #72
20160377349
2016-12-29

Heat exchanger, method for forming thereof and use thereof

 #73
20160377348
2016-12-29

Heat exchanger

 #74
20160377319
2016-12-29

Heat exchanger

 #75
20160313075
2016-10-27

Cylindrical tubular heat exchanger type 2

 #76
20160313074
2016-10-27

Cylindrical tubular heat exchanger type 1

 #77
20160298874
2016-10-13

Plate heat exchanger, in particular for condensing boilers

 #78
20160273850
2016-09-22

Heat transfer fin and heat exchanger using thereof

 #79
20160146500
2016-05-26

Exchanger for heating boilers

 #80
20150362174
2015-12-17

Transfer pipe for furnace

 #81
20150308756
2015-10-29

Fin-tube type heat exchanger

 #82
20140245768
2014-09-04

Co-fired absorption system generator

 #83
20140083408
2014-03-27

METHODS AND DEVICES FOR HEATING LIQUID FOR INJECTION INTO A WELLBORE OR PIPELINE SYSTEM

 #84
20140000845
2014-01-02

Heat exchangers with floating headers

 #85
20130112384
2013-05-09

Heat exchanger

 #86
20120088200
2012-04-12

FURNACE HEAT EXCHANGER

 #87
20120080055
2012-04-05

Pulsed detonation cleaning systems and methods

 #88
20120055421
2012-03-08

Sectional Boiler

 #89
20120055420
2012-03-08

SECTIONAL BOILER

 #90
20100307729
2010-12-09

FIRETUBE HEAT EXCHANGER