Class F23J : REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
Subclass 3/02: Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers Cleaning furnace tubes; Cleaning flues or chimneys (by means which do not differ materially from the cleaning of any other tube once the fire is out B08B)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12203650 | Waste heat recovery system and method | Nov 09, 22 | Jan 21, 25 | SAMSUNG E&A CO., LTD. |
| 11982446 | Optimized overfire air nozzles, system and strategy | Aug 18, 21 | May 14, 24 | Not available |
| 11828459 | Cleaning of a recovery boiler | Sep 12, 18 | Nov 28, 23 | VARO TEOLLISUUSPALVELUT OY |
| 11774028 | Interchangeable seal head system | Feb 18, 21 | Oct 03, 23 | Quest Integrity Group, LLC |
| 11708999 | Biomass heating system with optimized flue gas treatment | Sep 03, 20 | Jul 25, 23 | SL-TECHNIK GMBH |
| 11592175 | Smelt spout cleaning assembly | May 27, 21 | Feb 28, 23 | The Babcock & Wilcox Company |
| 11536450 | Power chimney sweep | Feb 09, 20 | Dec 27, 22 | Not available |
| 11536451 | Rotary air preheater | May 12, 22 | Dec 27, 22 | SUZHOU TPRI ENER & ENVIRO TECH CO., LTD. |
| 11221139 | Boiler cleaning process, corresponding device and boiler | Jun 30, 17 | Jan 11, 22 | CNIM ENVIRONNEMENT & ENERGIE SERVICES |
| 10962223 | Soot blower | Mar 28, 17 | Mar 30, 21 | MITSUBISHI POWER, LTD.; MHI PLANT CORPORATION; |
| 10907913 | Device for the cleaning of flue gas tubes of a boiler plant with a cleaning hose, a hose store and a hose guide | Mar 23, 15 | Feb 02, 21 | Martin GmbH fuer Umwelt- und Energietechnik |
| 10551063 | Boiler ash remover based on combined flow | Nov 04, 15 | Feb 04, 20 | NANJING CHANGRONG ACOUSTIC INC. |
| 10518300 | Method and means for recovery boiler outage | Nov 05, 15 | Dec 31, 19 | VARO TEOLLISUUSPALVELUT OY |
| 10415826 | Filament retaining device | May 20, 16 | Sep 17, 19 | RODSTATION LTD. |
| 10213813 | Method and device for cleaning interiors of containers and systems | Feb 04, 15 | Feb 26, 19 | BANG & CLEAN GMBH |
| 10179352 | Pivoting tube brush | May 25, 16 | Jan 15, 19 | Crossford International, LLC |
| 10174936 | Circular fluidizing bed combustion system with uniform airflow distributing device | Oct 29, 16 | Jan 08, 19 | Guangdong University of Technology |
| 10161630 | Systems and methods for testing flue gas cleaning systems | Dec 01, 16 | Dec 25, 18 | General Electric Technology GmbH |
| 10113743 | Motor-driven chimney draft system | Dec 28, 15 | Oct 30, 18 | exodraft a/s |
| 10101090 | Duct cleaning and valve device for furnace system | Jul 18, 16 | Oct 16, 18 | Owens-Brockway Glass Container Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0424,538 | CHIMNEY CLEANING SYSTEM | Jun 24, 24 | Dec 26, 24 | Not available |
| 2022/0357,035 | STEAM SOOT BLOWING DEVICE, ROTARY AIR PREHEATER AND STEAM JET PARAMETER DESIGN METHOD | Dec 29, 20 | Nov 10, 22 | Not available |
| 2022/0341,625 | BIOMASS HEATING SYSTEM, AS WELL AS ITS COMPONENTS | Sep 03, 20 | Oct 27, 22 | SL-TECHNIK GMBH |
| 2022/0243,913 | Closed-loop Control System, Method and Device for Intelligent Soot Blowing of Utility Boiler | Oct 15, 21 | Aug 04, 22 | Not available |
| 2021/0102,699 | Method and Apparatus for Cleaning Chimneys | Oct 01, 20 | Apr 08, 21 | ChimSteam, LLC |
| 2020/0309,370 | FURNACE FLUE PIPE CLEARANCE DEVICE AND A METHOD OF USING THE SAME | Mar 26, 19 | Oct 01, 20 | Not available |
| 2019/0078,779 | SOOT BLOWER | Mar 28, 17 | Mar 14, 19 | MITSUBISHI HITACHI POWER SYSTEMS, LTD.; MHI PLANT CORPORATION; |
| 2018/0119,952 | SYSTEM AND METHOD FOR REMOVING ASH DEPOSITS WITHIN A BOILER | Oct 31, 16 | May 03, 18 | General Electric Technology GmbH |
| 2017/0059,157 | DEVICE FOR CLEANING AND REMOTELY INSPECTING A CHIMNEY | Nov 15, 16 | Mar 02, 17 | Not available |
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