Y02B30/106 - CPC Classification Index

#1

20200116391

2020-04-16

Furnace for a rooftop unit

#2

20200047080

2020-02-13

Condensate neutralizer system including condensate device health monitoring

#3

20180283685

2018-10-04

Non-return valve for flue gas venting and damper assembly for use therein

#4

20180187921

2018-07-05

Water heater

#5

20180149388

2018-05-31

Exhaust gas latent heat recovery device

#6

20180087805

2018-03-29

Hot water apparatus

#7

20180058717

2018-03-01

Water heat exchanger with tube drainage member

#8

20180031340

2018-02-01

Furnace for a rooftop unit

#9

20180031273

2018-02-01

Condensing gas water heater, condensing heat exchanger and heat exchanger plate

#10

20180023844

2018-01-25

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

#11

20180009070

2018-01-11

Heat exchanger having an interference rib

#12

20170343304

2017-11-30

Turbulence member and heat exchanger using same, and water heater

#13

20170328597

2017-11-16

Combustion apparatus

#14

20170320175

2017-11-09

Furnace vent termination

#15

20170299221

2017-10-19

Down-fired high efficiency gas-fired water heater

#16

20170254563

2017-09-07

Condensate trap for heating-cooling systems

#17

20170080532

2017-03-23

Alternative-fuel gas orifice having principal-fuel gas orifice temperature profile and a heating, ventilation and air conditioning system incorporating the same

#18

20170010020

2017-01-12

Condensate neutrilizer adapter cap

#19

20160363346

2016-12-15

Furnace inducer elbow, gas furnace system having elbow, and method of manufacturing elbow

#20

20160305689

2016-10-20

Furnace header box having blocked condensation protection, a furnace including the header box and a blocked condensation protection system

#21

20160216005

2016-07-28

Four pass high efficiency furnace and heat exchanger

#22

20160195262

2016-07-07

Flue gas heat recovery integration

#23

20160040921

2016-02-11

Condensate trap for heating-cooling systems

#24

20160025377

2016-01-28

Water heater

#25

20160025376

2016-01-28

Water heater

#26

20160025375

2016-01-28

Water heater

#27

20160010892

2016-01-14

Water heater

#28

20160010891

2016-01-14

Water heater

#29

20150176862

2015-06-25

Water heater

#30

20150176861

2015-06-25

Water heater

#31

20140193308

2014-07-10

Device for neutralizing acid condensates

#32

20140190425

2014-07-10

Heat exchanger and water heater

#33

20140174697

2014-06-26

White smoke reducing system and method of recovering waste heat and water using the same

#34

20140116357

2014-05-01

Control apparatus for water heater

#35

20140053791

2014-02-27

Downfired high efficiency gas-fired water heater

#36

20140034038

2014-02-06

Furnace header

#37

20130327761

2013-12-12

Condensate trap heater for condensing gas furnace

#38

20130174830

2013-07-11

Electronic water level sensing apparatus and associated methods

#39

20130025546

2013-01-31

Combustion apparatus

#40

20120312513

2012-12-13

Hot fluid production device including a condensing heat exchanger

#41

20120240869

2012-09-27

Condensing gas appliance and condensate trap therefor

#42

20120090601

2012-04-19

Condensate collector system for multi-poise gas furnace system

#43

20120090591

2012-04-19

Gas furnace condensate collector box

#44

20120055465

2012-03-08

Condensate pan with condensate trap

#45

20110177465

2011-07-21

Alternative-fuel gas orifice having principal-fuel gas orifice temperature profile and a heating, ventilation and air conditioning system incorporating the same

#46

20110174890

2011-07-21

Furnace vent termination

#47

20110174461

2011-07-21

Furnace header box having blocked condensation protection, a furnace including the header box and a blocked condensation protection system

#48

20110174302

2011-07-21

Heat exchanger expanded overlap joint

#49

20110174299

2011-07-21

Heat exchanger having an interference rib

#50

20110174289

2011-07-21

Condensate trap for heating-cooling systems

#51

20110174202

2011-07-21

Condensation management system, a furnace including the same and a condensation collection box