F23C 2900/09001
Cooling flue gas before returning them to flame or combustion chamber
F23C2900/09001 (Cooling flue gas before returning them to flame or combustion chamber) appears on 12 US grants and 16 published applications in this corpus.
Search patents in F23C- Granted patents
- 12
- Published applications
- 16
- Assignees
- 15
- Inventors
- 48
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combustion system comprising an annular shroud burner15 Jul 2025US 12,359,807 B2Jupiter Oxygen Corporation
- Burner, furnace, and steam cracking processes using the same3 Aug 2021US 11,078,429 B2ExxonMobil Chemical Patents Inc.
- Burner, furnace, and steam cracking processes using the same24 Mar 2020US 10,597,586 B2ExxonMobil Chemical Patents Inc.
- Turbine system with exhaust gas recirculation, separation and extraction11 Jun 2019US 10,316,746 B2ExxonMobil Upstream Research Company
- Turbine system with exhaust gas recirculation, separation and extraction9 Apr 2019US 10,253,690 B2ExxonMobil Upstream Research Company
- Method for reducing nitrogen oxide emission and combustion system16 Jul 2026US 2026/0202054 A1China Petroleum & Chemical Corporation
- Combustion system comprising an annular shroud burner5 Feb 2026US 2026/0036299 A1Jupiter Oxygen Corporation
- Combustion system able to operate with recycling of the combustion gas27 Nov 2025US 2025/0362016 A1Carbodown
- Combustion system comprising an annular shroud burner13 Oct 2022US 2022/0325888 A1Jupiter Oxygen Corporation
- Burner, Furnace, and Steam Cracking Processes Using the Same4 Jun 2020US 2020/0172815 A1ExxonMobil Chemical Patents Inc.
Most cited
By later US patents
- Thermal power plant with sequential combustion and reduced-CO2 emission, and a method for operating a plant of this type129US 7,503,178 B2ALSTOM Technology Ltd · 2009
- Method for two-stage combustion utilizing forced internal recirculation49US 5,350,293 AInstitute of Gas Technology · 1994
- Burner, furnace, and steam cracking processes using the same15US 11,078,429 B2ExxonMobil Chemical Patents Inc. · 2021
- Process temperature control in oxy/fuel combustion system13US 8,555,796 B2Air Products and Chemicals, Inc. · 2013
- Method and facility for feeding carbon dioxide to oxyfuel combustion boiler3US 8,490,556 B2Electric Power Development Co., Ltd. · 2013