ClassID:

158079

F24D2220/06 - CPC Classification

Classification description:

Components of central heating installations excluding heat sources Heat exchangers

Recent Application in this class:
#1
20260153287
2026-06-04

HEATING DEVICE

#2
20250341323
2025-11-06

CEILING-MOUNTED RADIATING ELEMENTS

#3
20250320997
2025-10-16

HVAC BURNER ASSEMBLY AND A METHOD THEREOF

#4
20250237392
2025-07-24

SOLAR THERMAL COMBINED HEATING, COOLING, AND POWER SYSTEM AND ASSOCIATED CONTROL METHODS

#5
20250003604
2025-01-02

Multi-Tank Storage Type Gas Water Heater

#6
20240377073
2024-11-14

ENERGY EFFICIENT ENCLOSURE TEMPERATURE REGULATION SYSTEM

#7
20240288178
2024-08-29

THERMOELECTRIC BATTERY SYSTEM AND METHODS THEREOF

#8
20240027077
2024-01-25

HYBRID MULTI-AIR CONDITIONING SYSTEM AND METHOD FOR CONTROLLING A HYBRID MULTI-AIR CONDITIONING SYSTEM

#9
20230266019
2023-08-24

A HEATING SYSTEM

#10
20230213240
2023-07-06

Systems and methods for operating a furnace

#11
20230160388
2023-05-25

Water Heating System and Valving for These

#12
20220390125
2022-12-08

High-efficient central chiller plant system with variable load by phase change material thermal energy storage

#13
20220373226
2022-11-24

Modulation Systems and Methods for Instantaneous Hot Water Applications

#14
20220373194
2022-11-24

Reactive Energy Storage for Instantaneous Hot Water Applications

#15
20220099375
2022-03-31

Adjustable capacity heat exchanger

#16
20220090803
2022-03-24

Integrated space conditioning and water heating systems and methods thereto

#17
20220011018
2022-01-13

Systems and methods for operating a furnace

#18
20210381697
2021-12-09

Instant hot water delivery system

#19
20210293417
2021-09-23

Energy distributing system

#20
20210270470
2021-09-02

Energy efficient enclosure temperature regulation system

#21
20210262676
2021-08-26

Hot water tank

#22
20210231315
2021-07-29

Liner device for a furnace

#23
20210215353
2021-07-15

BACTERIA ABATEMENT WATER HEATER AND ABATING BACTERIAL GROWTH

#24
20210123610
2021-04-29

Methods and system for controlling a combination boiler

#25
20210123607
2021-04-29

THERMALLY ENHANCED HEATING

#26
20200386416
2020-12-10

Instant hot water delivery system

#27
20200340677
2020-10-29

RENEWABLE ELECTRIC POWER BASED COOKING SYSTEM

#28
20200263694
2020-08-20

Water Heating System and Valving for These

#29
20200200401
2020-06-25

Methods and system for demand-based control of a combination boiler

#30
20200200399
2020-06-25

Water heater with mix tank fluid time delay for causal feedforward control of hot water temperature

#31
20200149749
2020-05-14

Tabbed burner assembly

#32
20200072488
2020-03-05

Systems and methods for adjustment of heat exchanger position

#33
20200056791
2020-02-20

Hot, tempered, and cold water delivery systems

#34
20190301749
2019-10-03

Storage-combined cold, heat and power

#35
20190293302
2019-09-26

SUBATMOSPHERIC HEATING AND COOLING SYSTEM

#36
20190137113
2019-05-09

Solar hot water and recovery system

#37
20190107292
2019-04-11

Method and devices for controlling a fluid transportation network

#38
20190017753
2019-01-17

Heat exchanger tube

#39
20180356106
2018-12-13

Heat Exchanger Elevated Temperature Protection Sleeve

#40
20180313549
2018-11-01

HEAT EXCHANGER AND METHOD

#41
20180252433
2018-09-06

Reduced drag combustion pass in a tubular heat exchanger

#42
20180195739
2018-07-12

HEATING DEVICE WITH HOT WATER SUPPLY FUNCTION

#43
20180180299
2018-06-28

Automatic firing rate control for a heat exchanger

#44
20180156220
2018-06-07

Water Heating System and Valving for These

#45
20180073749
2018-03-15

Methods and system for controlling a combination boiler

#46
20180073748
2018-03-15

Methods and system for demand-based control of a combination boiler

#47
20170211820
2017-07-27

Heating furnace using energy saving mode

#48
20170102151
2017-04-13

Adjustable heat reflector

#49
20160195337
2016-07-07

Heat exchanger having arcuately and linearly arranged heat exchange tubes

#50
20160010877
2016-01-14

Solar hot water and recovery system

#51
20150136042
2015-05-21

Hot water generator

#52
20150104725
2015-04-16

Combined fuel cell and boiler system

#53
20150033758
2015-02-05

Combined heat and power plant and method for operation thereof

#54
20140209271
2014-07-31

Heat and energy recovery and regeneration assembly, system and method

#55
20140202442
2014-07-24

Condensing heat exchanger fins with enhanced airflow

#56
20130181060
2013-07-18

Hot-water storage type heating unit

#57
20130074827
2013-03-28

Solar thermal system

#58
20130042823
2013-02-21

Heat exchanger including waste heat recovery

#59
20130014740
2013-01-17

Heat exchanger for a high efficiency hot air heating appliance and heating appliance equipped therewith

#60
20130008635
2013-01-10

Heat exchanger

#61
20120181006
2012-07-19

HEAT EXCHANGER WITH HIGHLY FLEXIBLE USE

#62
20120061481
2012-03-15

DEVICE FOR PROVIDING REVERSE HEATING AND METHOD OF REVERSE HEATING

#63
20120014678
2012-01-19

Convection heater assembly providing laminar flow

#64
20110302941
2011-12-15

Air-conditioning apparatus

#65
20110247603
2011-10-13

Furnace vent with water-permeable inner pipe

#66
20110139259
2011-06-16

Storage hot water supplying apparatus, hot water supplying and space heating apparatus, operation control apparatus, operation control method, and operation control program

#67
20110082593
2011-04-07

System and method for controlling hydronic systems having multiple sources and multiple loads

#68
20110077781
2011-03-31

System and method for controlling hydronic systems having multiple sources and multiple loads

#69
20110048404
2011-03-03

HEATING SYSTEM

#70
20100263606
2010-10-21

THERMAL STORE

#71
20100257882
2010-10-14

Hybrid water heating system

#72
20100229583
2010-09-16

Refrigeration cycle apparatus

#73
20100126705
2010-05-27

HEATING AND HOT WATER SUPPLY APPARATUS

#74
20100101767
2010-04-29

HEAT PUMP TYPE HOT WATER SUPPLY APPARATUS

#75
20100101506
2010-04-29

HEAT PUMP TYPE HOT WATER SUPPLY APPARATUS AND HEATING AND HOT WATER SUPPLY APPARATUS

#76
20100083952
2010-04-08

Adaptive self pumping solar hot water heating system with overheat protection

#77
20100083950
2010-04-08

SOLAR ENERGY WATER HEATING SYSTEM

#78
20100037889
2010-02-18

SOLAR HEATING SYSTEM WITH BACK-UP HEATING

#79
20100031953
2010-02-11

Hybrid Water Heating System

#80
20090287355
2009-11-19

System and method for controlling hydronic systems having multiple sources and multiple loads

#81
20090223509
2009-09-10

Water-heating system

#82
20090223465
2009-09-10

Hot water storage type hot water supply device

#83
20090139513
2009-06-04

Bivalent water heating system

#84
20090107129
2009-04-30

Cogeneration system

#85
20060213637
2006-09-28

Geothermal aqueduct network

#86
17193695
2024-10-22

System and method for heat and energy recovery and regeneration