F23J 2900/13001
Preventing or reducing corrosion in chimneys
F23J2900/13001 (Preventing or reducing corrosion in chimneys) appears on 12 US grants and 14 published applications in this corpus.
Search patents in F23J- Granted patents
- 12
- Published applications
- 14
- Assignees
- 7
- Inventors
- 31
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 4 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Exhaust system and process equipment18 Feb 2025US 12,230,517 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Thermal chamber exhaust structure and method31 May 2022US 11,348,811 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Apparatus and method for progressive reduction of flue gas3 Mar 2020US 10,578,304 B2Indian Oil Corporation Limited
- Thermal chamber exhaust structure and method30 Jul 2019US 10,366,909 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Method and device for temperature reduction of exhaust gas by making use of thermal water11 Jan 2005US 6,841,138 B2Takuma Co., Ltd.
- Method of using exhaust system and method of using process equipment22 May 2025US 2025/0167014 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Exhaust system and process equipment8 Sep 2022US 2022/0285177 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Thermal chamber exhaust structure and method14 Nov 2019US 2019/0348309 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Thermal chamber exhaust structure and method31 Jan 2019US 2019/0035653 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Apparatus and method for progressive reduction of flue gas10 Jan 2019US 2019/0011126 A1Indian Oil Corporation Limited
Most cited
By later US patents
- Combustion system for a coal-fired furnace having an air nozzle for discharging air along the inner surface of a furnace wall7US 5,746,143 A1998
- Method and device for temperature reduction of exhaust gas by making use of thermal water5US 6,523,811 B1Takuma Co., Ltd. · 2003
- Combustion method utilizing tangential firing3US 6,120,281 A2000
- Use of expanded agents for minimizing corrosion and build-up of deposits in flue-gas systems2US 6,694,899 B2Apollo Technologies International Corp. · 2004
- Method and device for temperature reduction of exhaust gas by making use of thermal water2US 6,733,735 B2Takuma Co., Ltd. · 2004