ClassID:

158720

F24H9/122 - CPC Classification

Classification description:

Sub-classes:
Recent Application in this class:
#1
20220170667
2022-06-02

Hybrid water system with an inlet and outlet bypass

#2
20210372666
2021-12-02

Water tank mounting structure for ventilation treatment apparatus and ventilation treatment apparatus

#3
20210180816
2021-06-17

Field replaceable fluid element methods and systems for fluidic processors

#4
20200355399
2020-11-12

HOT WATER CIRCULATING APPARATUS

#5
20200224927
2020-07-16

Tank-based and tankless water heater systems

#6
20190170398
2019-06-06

Tank-based and tankless water heater systems

#7
20190033004
2019-01-31

Heat exchanger

#8
20180245817
2018-08-30

Heat exchanger and production method of the heat exchanger

#9
20180156470
2018-06-07

Boiler loop system

#10
20180058717
2018-03-01

Water heat exchanger with tube drainage member

#11
20170321398
2017-11-09

HOT WATER SAVING SYSTEM

#12
20170176022
2017-06-22

Boiler control comprising analog up/down timer circuit for generating variable threshold signal

#13
20170059203
2017-03-02

Heat exchanger

#14
20160348942
2016-12-01

Fluid circulation type heating apparatus

#15
20160319548
2016-11-03

Fixture support for membrane roof

#16
20160223225
2016-08-04

Boiler control comprising analog up/down timer circuit for generating variable threshold signal

#17
20150219412
2015-08-06

Valve device capable of washing internal pipe in hot water boiler

#18
20150056903
2015-02-26

Exhaust adapter, exhaust structure for water heater, and method for installing exhaust adapter

#19
20130319348
2013-12-05

WATER HEATER HAVING CONDENSING RECUPERATOR AND DUAL PURPOSE PUMP

#20
20130014825
2013-01-17

METHOD FOR CIRCULATING WATER THROUGH THE INSIDE OF A PIPELINE

#21
20120227681
2012-09-13

Pipe connecting structure of water heater

#22
20110168795
2011-07-14

PRIMARY/SECONDARY LOOP PIPING SYSTEM

#23
20110163171
2011-07-07

PRIMARY/SECONDARY PIPING LOOP INTERFACE APPARATUS

#24
20110042468
2011-02-24

TEMPERATURE-CONTROLLED MIXED WATER AND COLD/HOT WATER SUPPLY SYSTEM

#25
20100319795
2010-12-23

Near boiler piping apparatus with open drain

#26
20100251973
2010-10-07

Fluid heating system

#27
20100193043
2010-08-05

Valve assembly

#28
20090283057
2009-11-19

Hot-Water Supplying System of Boiler Equipped With Dual Pipe Heat Exchanger

#29
20090178717
2009-07-16

MIXING AND PUMPING SYSTEM FOR USE WITH INSTALLED HYDRONIC RADIANT FLOOR HEATING SYSTEMS AND THE LIKE

#30
20090159259
2009-06-25

Modular heat pump liquid heater system

#31
20090071428
2009-03-19

Warm-up system and warm-up method for in-vehicle power train

#32
20090025656
2009-01-29

Return temperature stabilizer assembly

#33
20080314466
2008-12-25

Valves for use with tankless water heater

#34
20080223314
2008-09-18

Condensation heat exchanger including 2 primary bundles and a secondary bundle

#35
20060283966
2006-12-21

Apparatus and method for installing a heating system in a building