F23C 2900/07022
Delaying secondary air introduction into the flame by using a shield or
Official title: Delaying secondary air introduction into the flame by using a shield or gas curtain
F23C2900/07022 (Delaying secondary air introduction into the flame by using a shield or) appears on 22 US grants and 26 published applications in this corpus.
Search patents in F23C- Granted patents
- 22
- Published applications
- 26
- Assignees
- 14
- Inventors
- 80
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 6 |
| 2011 | 3 | 3 |
| 2012 | 2 | 6 |
| 2013 | 2 | 1 |
| 2014 | 3 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 2 | 0 |
| 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 for reducing NOx emissions and method for operating the burner14 Jan 2025US 12,196,416 B2Econova, Inc.
- Multi stage combustion furnace and process for the thermal expansion of mineral particles17 Oct 2017US 9,791,147 B2Terajoule Inc.
- Lance of a gas turbine burner10 Nov 2015US 9,182,117 B2ALSTOM Technology Ltd
- System and method for reducing combustion dynamics in a combustor1 Sep 2015US 9,121,612 B2General Electric Company
- An arrangement for an induration machine of a pelletizing plant, an induration machine and a method for indurating iron ore pellets12 Mar 2026US 2026/0071295 A1Luossavaara-Kiirunavaara AB
- Combustion system comprising an annular shroud burner5 Feb 2026US 2026/0036299 A1Jupiter Oxygen Corporation
- Combustion system comprising an annular shroud burner13 Oct 2022US 2022/0325888 A1Jupiter Oxygen Corporation
- Burner for reducing nox emissions and method for operating the burner3 Feb 2022US 2022/0034504 A1Econova, Inc.
- Copper anode refining system and method17 Apr 2014US 2014/0102257 A1
Most cited
By later US patents
- Low NO.sub.x combustion system for fuel-fired heating appliances26US 5,370,529 ARheem Manufacturing Company · 1994
- Inshot fuel burner Nox reduction device with integral positioning support structure26US 5,546,925 ARheem Manufacturing Company · 1996
- Method and apparatus for combustor nozzle with flameholding protection24US 8,079,218 B2General Electric Company · 2011
- Fuel injection method21US 8,621,870 B2ALSTOM Technology Ltd · 2014
- Method and apparatus for combusting fuel employing vortex stabilization17US 7,628,606 B12009