Description
Class F23J : REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
Subclass 7/00: Arrangement of devices for supplying chemicals to fire (supplying chemicals to fire C10L)
F23J 7/00
Sub-Class
Stats
- 134 US PATENTS IN FORCE
- 15 US APPLICATIONS PENDING
- 64 Total Patent Owners
- 540 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12215287 | Methods and apparatus for carbonaceous fuel and/or feedstock treatment | Nov 21, 22 | Feb 04, 25 | VRC Technology, LLC |
| 12078348 | Systems and methods for online control of volatized chemical treatment solutions in boiler systems | Nov 24, 21 | Sep 03, 24 | ChemTreat Inc. |
| 11994286 | Method for inhibiting high temperature corrosion of heat exchange surface of biomass boiler | Oct 13, 21 | May 28, 24 | ZHEJIANG UNIVERSITY |
| 11959638 | Boiler | Jan 22, 21 | Apr 16, 24 | IHI Corporation |
| 11732888 | Sorbents for coal combustion | Mar 26, 21 | Aug 22, 23 | NOX II, LTD. |
| 11732889 | Reducing mercury emissions from the burning of coal by remote sorbent addition | Jul 08, 21 | Aug 22, 23 | NOx II, Ltd. |
| 11505757 | Methods and apparatus for improved gasification of carbonaceous feedstock | Mar 29, 21 | Nov 22, 22 | VRC Technology, LLC |
| 11384304 | Method and additive for controlling nitrogen oxide emissions | Jun 30, 20 | Jul 12, 22 | ADA-ES, Inc. |
| 11298657 | Hot-side method and system | Jun 24, 20 | Apr 12, 22 | ADA-ES, Inc. |
| 11221139 | Boiler cleaning process, corresponding device and boiler | Jun 30, 17 | Jan 11, 22 | CNIM ENVIRONNEMENT & ENERGIE SERVICES |
| 11213787 | Method and system for controlling mercury emissions from coal-fired thermal processes | Oct 12, 20 | Jan 04, 22 | ADA-ES, Inc. |
| 11168274 | Low sulfur coal additive for improved furnace operation | Mar 23, 18 | Nov 09, 21 | ADA-ES, Inc. |
| 11142717 | Hybrid boiler-dryer and method | Aug 22, 19 | Oct 12, 21 | General Electric Company |
| 11118127 | Process to reduce emissions of nitrogen oxides and mercury from coal-fired boilers | Jun 23, 20 | Sep 14, 21 | ADA-ES, Inc. |
| 11067273 | Process for pneumatically conveying a powdery material | Feb 12, 20 | Jul 20, 21 | S.A. LHOIST RECHERCHE et DEVELOPPEMENT |
| 11060723 | Reducing mercury emissions from the burning of coal by remote sorbent addition | Apr 23, 20 | Jul 13, 21 | NOx II, Ltd. |
| 10988700 | Desulfurization system using catalyst for desulfurization | Aug 30, 18 | Apr 27, 21 | LOWCARBON CO., LTD |
| 10982163 | Mineral additive blend compositions and methods of use thereof | Dec 21, 12 | Apr 20, 21 | Imerys USA, Inc. |
| 10961478 | Methods and apparatus for the utilization of treated carbonaceous fuels and feedstocks | Jan 02, 19 | Mar 30, 21 | VRC Technology, LLC |
| 10962224 | Sorbents for coal combustion | Apr 09, 20 | Mar 30, 21 | NOx II, Ltd. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2021/0140,634 | COMBUSTION DEVICE AND BOILER | Jan 14, 21 | May 13, 21 | IHI Corporation |
| 2021/0039,043 | METHOD AND SYSTEM FOR CONTROLLING MERCURY EMISSIONS FROM COAL-FIRED THERMAL PROCESSES | Oct 12, 20 | Feb 11, 21 | ADA-ES, INC. |
| 2020/0240,632 | SORBENTS FOR COAL COMBUSTION | Apr 09, 20 | Jul 30, 20 | NOx II, Ltd. |
| 2019/0101,286 | Reducing Mercury Emissions From The Burning Of Coal | Dec 04, 18 | Apr 04, 19 | Not available |
| 2019/0093,883 | Sorbents For Coal Combustion | Nov 30, 18 | Mar 28, 19 | Not available |
| 2018/0224,121 | SORBENTS FOR COAL COMBUSTION | Apr 04, 18 | Aug 09, 18 | Not available |
| 2017/0198,907 | METHOD OF COMBUSTING A SULFUR-CONTAINING CARBONACEOUS MATERIAL WITH ASH TREATMENT | Jan 08, 16 | Jul 13, 17 | CHANG GUNG UNIVERSITY |
| 2016/0040,873 | BIOMASS COMBUSTION | Mar 31, 14 | Feb 11, 16 | DRAX POWER LIMITED |
| 2015/0362,186 | METHODS FOR OPERATING A FURNACE | Aug 24, 15 | Dec 17, 15 | Not available |
| 2015/0136,002 | QUATERNARY AMMONIUM AMIDE AND/OR ESTER SALTS | Jan 30, 15 | May 21, 15 | THE LUBRIZOL CORPORATION |
| 2015/0090,165 | SYSTEM AND METHOD FOR RETROFITTING A BURNER FRONT AND INJECTING A SECOND FUEL INTO A UTILITY FURNACE | Dec 08, 14 | Apr 02, 15 | POWER & CONTROL SOLUTIONS, INC. |
| 2014/0299,028 | REDUCING ENVIRONMENTAL POLLUTION AND FOULING WHEN BURNING COAL | Mar 14, 14 | Oct 09, 14 | NOX II, LTD. |
| 2013/0040,250 | PROCESS FOR OPERATING A UTILITY BOILER AND METHODS THEREFOR | Oct 10, 12 | Feb 14, 13 | Environmental Energy Services, Inc. |
| 2011/0269,079 | PROCESS FOR OPERATING A UTILITY BOILER AND METHODS THEREFOR | Apr 28, 10 | Nov 03, 11 | Environmental Energy Services, Inc. |
| 2010/0150,980 | ANTIMICROBIAL MATERIAL | Apr 04, 07 | Jun 17, 10 | ETH ZURICH, PERLEN CONVERTING AG, |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 27 Months (last 2 years Issuances)
- 27 Months (last 5 years Issuances)