ClassID:

155955

F23C1/12 - CPC Classification

Classification description:

Combustion apparatus specially adapted for combustion of two or more kinds of fuel simultaneously or alternately, at least one kind of fuel being either a fluid fuel or a solid fuel suspended in a carrier gas or air gaseous and pulverulent fuel

Recent Application in this class:
#1
20260117967
2026-04-30

COMBUSTION METHOD USING FUEL COMBUSTION DEVICE, CEMENT MANUFACTURING METHOD, AND CEMENT FIRING FACILITY

#2
20240344692
2024-10-17

SYSTEM FOR SELF-SUSTAINING COMBUSTION OF IRON PARTICLES AND METHOD THEREOF

#3
20230296244
2023-09-21

COMBUSTION DEVICE AND BOILER

#4
20230022074
2023-01-26

PULVERIZED COAL BOILER WITH BOTTOM COMBUSTOR, AND CONTROL METHOD THEREFOR

#5
20220146090
2022-05-12

PETROLEUM RESIDUUM BURNING BOILER AND COMBUSTION METHOD THEREOF

#6
20210364163
2021-11-25

Burner and combustion device

#7
20210140634
2021-05-13

COMBUSTION DEVICE AND BOILER

#8
20190271465
2019-09-05

Auxiliary burner for electric furnace

#9
20190264914
2019-08-29

Auxiliary burner for electric furnace

#10
20190249922
2019-08-15

Auxiliary burner for electric furnace

#11
20170314780
2017-11-02

Wall-fired burners

#12
20150285494
2015-10-08

Powdered fuel conversion systems

#13
20150090165
2015-04-02

SYSTEM AND METHOD FOR RETROFITTING A BURNER FRONT AND INJECTING A SECOND FUEL INTO A UTILITY FURNACE

#14
20150086930
2015-03-26

SYSTEM AND METHOD FOR RETROFITTING A BURNER FRONT AND INJECTING A SECOND FUEL INTO A UTILITY FURNACE

#15
20140144353
2014-05-29

SOLID FIRED HOT GAS GENERATOR WITH EXTENDED REGULATING RANGE

#16
20140004469
2014-01-02

Low NOx combustion process and burner therefor

#17
20120129111
2012-05-24

PREMIX FOR NON-GASEOUS FUEL DELIVERY

#18
20090274985
2009-11-05

Powdered fuel conversion systems and methods

#19
20090188449
2009-07-30

METHOD TO ENHANCE AND IMPROVE SOLID CARBONACEOUS FUEL COMBUSTION SYSTEMS USING A HYDROGEN-RICH GAS

#20
20070095259
2007-05-03

Method for oxygen enriched low NOx, low CO2 and low CO combustion of pulverized solid fuel suspended in a preheated secondary fluid hydrocarbon fuel

#21
20060169181
2006-08-03

Method and burner apparatus for injecting a pulverized coal into rotary kilns, method and apparatus for producing cao using them