F23L 2900/07007
Special arrangements for supplying or treating air or oxidant for combustion: using
Official title: using specific ranges of oxygen percentage
F23L2900/07007 (Special arrangements for supplying or treating air or oxidant for combustion: using) appears on 94 US grants and 93 published applications in this corpus.
Search patents in F23L- Granted patents
- 94
- Published applications
- 93
- Assignees
- 64
- Inventors
- 246
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 3 | 4 |
| 2003 | 2 | 7 |
| 2004 | 4 | 3 |
| 2005 | 6 | 3 |
| 2006 | 0 | 2 |
| 2007 | 1 | 6 |
| 2008 | 2 | 4 |
| 2009 | 1 | 7 |
| 2010 | 3 | 5 |
| 2011 | 4 | 5 |
| 2012 | 1 | 10 |
| 2013 | 6 | 3 |
| 2014 | 4 | 4 |
| 2015 | 7 | 3 |
| 2016 | 3 | 5 |
| 2017 | 3 | 1 |
| 2018 | 1 | 2 |
| 2019 | 2 | 5 |
| 2020 | 2 | 2 |
| 2021 | 3 | 0 |
| 2022 | 1 | 3 |
| 2023 | 4 | 3 |
| 2024 | 1 | 1 |
| 2025 | 2 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for operation of a flexible fuel combustor25 Aug 2026US 12,716,589 B28 Rivers Capital, LLC
- Methods for operating a heating device5 May 2026US 12,618,558 B2Sabic Global Technologies B.V.
- Method and treatment facility for physical and thermochemical treatment of biomass2 Dec 2025US 12,486,460 B2Next Generation Elements GmbH
- Systems and methods for operation of a flexible fuel combustor25 Mar 2025US 12,259,136 B28 Rivers Capital, LLC
- System and method for high efficiency power generation using a carbon dioxide circulating working fluid22 Oct 2024US 12,123,345 B28 Rivers Capital, LLC
- Combustion system capable of operating with a recycling of combustion fumes30 Jul 2026US 2026/0218900 A1Carbodown
- Systems and methods for operation of a flexible fuel combustor12 Jun 2025US 2025/0189135 A18 Rivers Capital, LLC
- Dual-Fuel Burner and Method of Operation20 Feb 2025US 2025/0060098 A1Air Products and Chemicals, Inc.
- System and method for high efficiency power generation using a carbon dioxide circulating working fluid9 Jan 2025US 2025/0012214 A18 Rivers Capital, LLC
- Methods for operating a heating device15 Aug 2024US 2024/0271783 A1Sabic Global Technologies B.V.
Most cited
By later US patents
- Oxygen fired circulating fluidized bed steam generator105US 6,505,567 B1Alstom (Switzerland) Ltd · 2003
- Method for operating a boiler using oxygen-enriched oxidants87US 6,314,896 B1American Air Liquide, Inc. · 2001
- Real time optimization and control of oxygen enhanced boilers84US 7,401,577 B2American Air Liquide, Inc. · 2008
- Compression stripping of flue gas with energy recovery60US 6,898,936 B1The United States of America as represented by the United States Department of Energy · 2005
- System and method for high efficiency power generation using a carbon dioxide circulating working fluid50US 8,959,887 B28 Rivers Capital, LLC · 2015