ClassID:

157370

F23N2900/05002 - CPC Classification

Classification description:

Special features of, or arrangements for controlling combustion Measuring CO content in flue gas

Recent Application in this class:
#1
20260055891
2026-02-26

Method and Apparatus for Detecting a Threshold Deviation from Clean Combustion in a Residential Gas Heater Assembly

#2
20250164114
2025-05-22

SYSTEM AND A METHOD FOR CONTROLLING VARIABLE SPEED BLOWER

#3
20240401805
2024-12-05

Virtual Sensor for Combustion Furnace

#4
20240353103
2024-10-24

FURNACE, SYSTEM, AND METHOD FOR CALIBRATING FLAME CURRENT IN FURNACE

#5
20220373174
2022-11-24

Method for analyzing and optimizing the operation of waste incinerator systems

#6
20210317988
2021-10-14

Controllers for burner appliances and methods thereof

#7
20210041173
2021-02-11

Method for controlling furnace, and analyzing device for carrying out this method

#8
20190331339
2019-10-31

Portable flue gas analyser

#9
20190203936
2019-07-04

Closed-loop programming and control of a combustion appliance

#10
20190128520
2019-05-02

Method and apparatus for verification of TDLAS system operation

#11
20170363327
2017-12-21

VENT-FREE HEATER WITH ENVIRONMENTAL SENSORS

#12
20160245516
2016-08-25

Multi-sensor probe for monitoring combustion in a conduit

#13
20160084499
2016-03-24

Small heating system with improved ventilation and cyclonic combustion chamber

#14
20160025380
2016-01-28

Fluid heater with a variable-output burner including a perforated flame holder and method of operation

#15
20150345791
2015-12-03

Apparatus and a method of controlling the supply of fuel to a combustion chamber

#16
20150159868
2015-06-11

Igniter and flame sensor assembly with opening

#17
20130139765
2013-06-06

Method of controlling combustion of gas appliance

#18
20120251963
2012-10-04

THERMOSTAT WITH INTEGRATED CARBON MONOXIDE (CO) SENSOR

#19
20120137692
2012-06-07

Gas turbine engine fuel control using gas measurement at the air inlet

#20
20110271914
2011-11-10

Flue-Gas Analysis Safety Apparatus

#21
20110077874
2011-03-31

APPLIANCE MONITORING APPARATUS

#22
20110066387
2011-03-17

APPLIANCE MONITORING APPARATUS

#23
20110061575
2011-03-17

Combustion control system and method using spatial feedback and acoustic forcings of jets

#24
20110045422
2011-02-24

OPTICAL FLUE GAS MONITOR AND CONTROL

#25
20080168955
2008-07-17

Gas water heater having carbon dioxide detector

#26
20060204911
2006-09-14

High efficiency fuel injection system for gas appliances