ClassID:

156779

F23J3/02 - CPC Classification

Classification description:

Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers Cleaning furnace tubes; Cleaning flues or chimneys

Sub-classes:
Recent Application in this class:
#1
20220357035
2022-11-10

Steam soot blowing device, rotary air preheater and steam jet parameter design method

#2
20220268440
2022-08-25

Rotary air preheater

#3
20220252262
2022-08-11

Optimized overfire air nozzles, system and strategy

#4
20220243913
2022-08-04

Closed-loop Control System, Method and Device for Intelligent Soot Blowing of Utility Boiler

#5
20220107085
2022-04-07

Cleaning of a recovery boiler

#6
20210372614
2021-12-02

Smelt spout cleaning assembly

#7
20210254829
2021-08-19

Interchangeable seal head system

#8
20210108917
2021-04-15

Scale thickness estimating system, scale thickness estimating method, and scale thickness estimating program

#9
20200309370
2020-10-01

FURNACE FLUE PIPE CLEARANCE DEVICE AND A METHOD OF USING THE SAME

#10
20190078779
2019-03-14

Soot blower

#11
20180195714
2018-07-12

Circular fluidizing bed combustion system with uniform airflow distributing device

#12
20180193888
2018-07-12

Method and means for recovery boiler outage

#13
20170056822
2017-03-02

Methods and systems for inhibiting crystalline buildup in a flue gas desulfurization unit

#14
20170023237
2017-01-26

Method and system for fuzzy constrained sootblowing optimization

#15
20160346813
2016-12-01

Method and device for cleaning interiors of containers and systems

#16
20150343501
2015-12-03

Device and method for cleaning combustion devices

#17
20150167970
2015-06-18

Controlling sootblowers according to rules, rankings of sootblowers, and fuzzy functions that evaluates fuzzy functions only related to temperature and pressure

#18
20130292087
2013-11-07

Gasification reactor with a heat exchange unit provided with one or more fouling protection devices

#19
20130283551
2013-10-31

Chimney sweeping tool

#20
20130146089
2013-06-13

Method and system for fuzzy constrained sootblowing optimization

#21
20120247405
2012-10-04

System and method for injecting compound into utility furnace

#22
20120036673
2012-02-16

Combustion furnace auto cleaner

#23
20110114035
2011-05-19

Method of and apparatus for cleaning fouling in heat exchangers, waste-heat boilers and combustion chambers

#24
20100236915
2010-09-23

Mitigation of deposits and secondary reactions in thermal conversion processes

#25
20100064470
2010-03-18

Method of rebuilding a sootblowing system of a recovery furnace, a sootblower for a recovery furnace, and a sootblowing system including a plurality of sootblowers

#26
20090277479
2009-11-12

Detonative Cleaning Apparatus

#27
20090266380
2009-10-29

Mitigation of deposits and secondary reactions in thermal conversion processes

#28
20080298426
2008-12-04

Method and apparatus for monitoring the formation of deposits in furnaces

#29
20080229984
2008-09-25

Plant for Heating by Combustion of a Solid Fuel

#30
20080053483
2008-03-06

Method for removing acidic deposit

#31
20070062201
2007-03-22

Methods and apparatus for injecting cleaning fluids into combustors

#32
20060272684
2006-12-07

Method of and apparatus for cleaning fouling in heat exchangers, waste-heat boilers and combustion chambers

#33
20060257806
2006-11-16

APPARATUS FOR CLEANING AN OIL TANK HEATER SYSTEM

#34
20060096616
2006-05-11

Cleaning method for an oil tank burner system

#35
20060027191
2006-02-09

Device, system and method for on-line explosive deslagging

#36
20050227189
2005-10-13

Online bakeout of regenerative oxidizers

#37
20050138753
2005-06-30

Boiler tube cleanout system

#38
13728015
2017-10-10

Flexible universal flue pipe connector with damper and sweep access (connector with damper and access)

#39
13405978
2015-08-18

Method for initiating flow of fluid blocked by frozen fluid