F23D 2900/14021
Premixing burners with swirling or vortices creating means for fuel or air
F23D2900/14021 (Premixing burners with swirling or vortices creating means for fuel or air) appears on 147 US grants and 166 published applications in this corpus.
Search patents in F23D- Granted patents
- 147
- Published applications
- 166
- Assignees
- 82
- Inventors
- 433
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 1 |
| 2003 | 1 | 1 |
| 2004 | 3 | 3 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 9 |
| 2008 | 2 | 1 |
| 2009 | 4 | 5 |
| 2010 | 0 | 13 |
| 2011 | 6 | 4 |
| 2012 | 4 | 17 |
| 2013 | 6 | 7 |
| 2014 | 9 | 10 |
| 2015 | 9 | 12 |
| 2016 | 18 | 9 |
| 2017 | 9 | 10 |
| 2018 | 5 | 4 |
| 2019 | 7 | 7 |
| 2020 | 8 | 7 |
| 2021 | 2 | 1 |
| 2022 | 2 | 6 |
| 2023 | 9 | 9 |
| 2024 | 5 | 9 |
| 2025 | 10 | 8 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combustion burner with fixed vanes28 Apr 2026US 12,613,030 B2
- Gas turbine engine fuel nozzle having a secondary fuel passage through a swirler9 Dec 2025US 12,492,819 B2General Electric Company
- Ultra-low NOx multi-port burner apparatus25 Nov 2025US 12,480,653 B2Honeywell International Inc.
- Combustor2 Sep 2025US 12,405,001 B2Kabushiki Kaisha Toyota Jidoshokki
- Air and gas feeder device for gas boilers19 Aug 2025US 12,392,485 B2Nordgas S.R.L.
- Burner assembly for gaseous fuels27 Aug 2026US 2026/0251296 A1Clearsign Technologies Corporation
- Low-emission combustor head structure with v-shaped trailing edge vane7 May 2026US 2026/0126175 A1Harbin Engineering University
- Burner, combustor provided with same, and gas turbine provided with combustor16 Apr 2026US 2026/0104166 A1Mitsubishi Heavy Industries, Ltd.
- Turbine engine having a fuel nozzle9 Apr 2026US 2026/0098640 A1General Electric Company
- Fuel nozzle and swirler12 Mar 2026US 2026/0071755 A1General Electric Company
Most cited
By later US patents
- Swozzle based burner tube premixer including inlet air conditioner for low emissions combustion155US 6,438,961 B2General Electric Company · 2002
- Gas turbine burner and method of mixing fuel and air in a swirling area of a gas turbine burner78US 8,117,846 B2Siemens Aktiengesellschaft · 2012
- Gas Burner77US 6,461,147 B1Leiv Eiriksson Nyfotek AS · 2002
- Multi-point staging strategy for low emission and stable combustion71US 6,962,055 B2United Technologies Corporation · 2005
- Gas turbine combustor including a diffusion nozzle assembly with a double cylindrical structure70US 5,450,725 AKabushiki Kaisha Toshiba · 1995