ClassID:

157023

F23L15/00 - CPC Classification

Classification description:

Heating of air supplied for combustion

Sub-classes:
Recent Application in this class:
#1
20250206611
2025-06-26

PROCESS AND APPARATUS FOR ACID REGENERATION

#2
20240392971
2024-11-28

SMOKELESS FIREPIT

#3
20240390838
2024-11-28

A system for reducing ammonium bisulfate blockage in air preheaters of coal-fired power plants

#4
20240302048
2024-09-12

STOVE WITH SELF-AIR DRAWING AND HEATING FOR PRIMARY BURN

#5
20240247808
2024-07-25

BIOMASS STOVE WITH WARMED SECONDARY COMBUSTION AIR

#6
20240175606
2024-05-30

FURNACE

#7
20230339752
2023-10-26

Process and apparatus for acid regeneration

#8
20220373178
2022-11-24

COMBUSTION CHAMBER AND GAS APPARATUS

#9
20220349571
2022-11-03

OXY-PFBC TEMPERATURE MANAGEMENT THROUGH STAGED GAS INJECTION AND GAS VELOCITY MANAGEMENT

#10
20220275759
2022-09-01

Flame control in an oxyfuel combustion process

#11
20220268445
2022-08-25

Cabinet circulator solid fuel heater combustion system

#12
20220152576
2022-05-19

Reforming furnace

#13
20220048044
2022-02-17

System and method for integrated removal of multiple pollutants in flue gas with near-zero emission

#14
20210341143
2021-11-04

Combustion apparatus

#15
20200309415
2020-10-01

Furnace

#16
20200292167
2020-09-17

COMBUSTION SYSTEM WITH WIDE TURNDOWN COAL BURNER

#17
20190107053
2019-04-11

Gas turbine

#18
20190078775
2019-03-14

Combustor for various types of solid fuels

#19
20180372285
2018-12-27

Luminous fluid sculptures

#20
20180080647
2018-03-22

Low NOx combustion devices and methods

#21
20180010504
2018-01-11

Heat exchanger and method for controlling heat exchanger

#22
20170356648
2017-12-14

Combustion system

#23
20170298818
2017-10-19

Solar chemically recuperated gas turbine system

#24
20170182459
2017-06-29

System and method for reducing liquid discharge from one or more devices

#25
20170153025
2017-06-01

Method for drying high moisture, low calorific value lignite for a generating set and recovering water contained therein and apparatus thereof

#26
20170016619
2017-01-19

START-UP TORCH

#27
20160245511
2016-08-25

Boiler system and power plant including the same

#28
20160047551
2016-02-18

Combustion system

#29
20150338127
2015-11-26

Combustion apparatus having air intake preheater

#30
20150300638
2015-10-22

Device for Centrifugal Combustion by Area Using Flow of Combustion Air

#31
20150079526
2015-03-19

Oxy-fired boiler unit and method of operating the same

#32
20140318129
2014-10-30

Combustion chamber

#33
20140290543
2014-10-02

Burner system for consuming waste fuel

#34
20140290542
2014-10-02

Burner system for consumption of waste fuel

#35
20140290541
2014-10-02

Energy conversion system

#36
20140272734
2014-09-18

Electrochemical device for syngas and liquid fuels production

#37
20140238281
2014-08-28

Pulverized fuel supply method for oxyfuel combustion boiler, and oxyfuel combustion boiler system

#38
20140227648
2014-08-14

Device for stabilizing dilute combustion in a cold-wall combustion chamber

#39
20140212823
2014-07-31

Reduction of NOx Emissions From Fired Heaters With Combustion Air Preheaters

#40
20140208994
2014-07-31

Fluid distribution and mixing grid for mixing gases

#41
20140130723
2014-05-15

Device and method for controlling the fuel-air ratio in the combustion of ground coal in a firing system of a coal-fired power station

#42
20140087322
2014-03-27

Method and system for heat recovery from products of combustion and charge heating installation including the same

#43
20140087316
2014-03-27

Method and system for heat recovery from products of combustion and charge heating installation including the same

#44
20140080073
2014-03-20

High pressure fossil fuel oxy-combustion system with carbon dioxide capture for interface with an energy conversion system

#45
20140004470
2014-01-02

Method and System for Injecting Low Pressure Oxygen from an Ion Transport Membrane into an Ambient or Super Ambient Pressure Oxygen-Consuming Process

#46
20130273480
2013-10-17

Start-up torch

#47
20130260324
2013-10-03

Fired heater and method of using the same

#48
20130192500
2013-08-01

FIRE GRATE TYPE INCINERATION APPARATUS

#49
20130139810
2013-06-06

Oxygen transport reactor-based oven

#50
20130008168
2013-01-10

BURNER FOR STABILIZING THE COMBUSTION OF A GAS TURBINE

#51
20120318180
2012-12-20

Burner system for waste plastic fuel

#52
20120308942
2012-12-06

Oil burner, regulating device and regulating method therefor

#53
20120285171
2012-11-15

HEAT RECOVERY SYSTEM AND HEAT RECOVERY METHOD OF CO2 RECOVERY UNIT

#54
20120276486
2012-11-01

Method and apparatus for the conveyance, cooling and energy recuperation of hot material

#55
20120272945
2012-11-01

Auxiliary heating duct for an indirect fired heater

#56
20120064465
2012-03-15

Combustion apparatus and methods

#57
20110165526
2011-07-07

EXTERNAL PREHEATING OF FRESH AIR IN SOLID MATERIAL FURNACES

#58
20110136066
2011-06-09

Bio-fuel furnace

#59
20100291493
2010-11-18

Preheating of fuel and oxidant of oxy-burners, using combustion air preheating installations

#60
20100263377
2010-10-21

Power plant that uses a membrane and method for operating the same

#61
20100251942
2010-10-07

REAGENT DRYING VIA EXCESS AIR PREHEAT

#62
20100227287
2010-09-09

Apparatus for burning organic substances

#63
20100199896
2010-08-12

METHOD FOR INCREASING COMBUSTION EFFICIENCY

#64
20100081103
2010-04-01

FURNACE WITH MULTIPLE HEAT RECOVERY SYSTEMS

#65
20090286191
2009-11-19

Dispositif de combustion

#66
20090266278
2009-10-29

AUTO-IGNITER FOR BIOMASS FURNACE

#67
20090250040
2009-10-08

Method For Improving Combustion Efficiency

#68
20090241814
2009-10-01

Method and System for Heating of Water Based on Hot Gases

#69
20090078176
2009-03-26

Wood-pellet cogeneration unit with stirling engine in condensing technology

#70
20090053660
2009-02-26

FLAMELESS COMBUSTION HEATER

#71
20080118413
2008-05-22

Reactor air supply system and burner configuration

#72
20080102411
2008-05-01

APPARATUS AND METHODS FOR CONDITIONING COMBUSTION AIR

#73
20080083356
2008-04-10

HYBRID BOOSTED OVERFIRE AIR SYSTEM AND METHODS FOR NOx REDUCTION IN COMBUSTION GASES

#74
20080047700
2008-02-28

Formed sheet heat exchanger

#75
20080041357
2008-02-21

Combustion apparatus for solid fuel

#76
20080008638
2008-01-10

Method and apparatus for removing gaseous mercury in flue gas

#77
20070261408
2007-11-15

Gas turbine having exhaust recirculation

#78
20060213404
2006-09-28

Air and water conveyor/cooler for hot loose materials

#79
20060210936
2006-09-21

Multi-tube heat transfer system for the combustion of a fuel and heating of a process fluid and the use thereof

#80
20060210468
2006-09-21

Heat transfer system for the combustion of a fuel heating of a process fluid and a process that uses same

#81
20060059919
2006-03-23

System and method for improving thermal efficiency of dry low emissions combustor assemblies

#82
20050189097
2005-09-01

Formed sheet heat exchanger

#83
17664281
2023-03-28

Process and apparatus for recovering energy from low energy density gas stream

#84
15971695
2020-07-14

Temperature balancing for thermal integration of an air separation unit (ASU) with a power generation system