F23D 2204/00
Burners adapted for simultaneous or alternative combustion having more than one fuel
Official title: Burners adapted for simultaneous or alternative combustion having more than one fuel supply
F23D2204/00 (Burners adapted for simultaneous or alternative combustion having more than one fuel) appears on 80 US grants and 97 published applications in this corpus.
Search patents in F23D- Granted patents
- 80
- Published applications
- 97
- Assignees
- 74
- Inventors
- 268
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 1 | 4 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 5 | 3 |
| 2011 | 6 | 1 |
| 2012 | 2 | 5 |
| 2013 | 1 | 3 |
| 2014 | 2 | 8 |
| 2015 | 2 | 2 |
| 2016 | 6 | 5 |
| 2017 | 2 | 7 |
| 2018 | 1 | 5 |
| 2019 | 6 | 5 |
| 2020 | 5 | 2 |
| 2021 | 5 | 6 |
| 2022 | 3 | 1 |
| 2023 | 3 | 6 |
| 2024 | 3 | 5 |
| 2025 | 2 | 9 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual fuel valve8 Sep 2026US 12,729,851 B2GDA Valve Technology Co., Ltd.
- Combustion device and boiler2 Jun 2026US 12,644,597 B2IHI Corporation
- Injector assembly for a gas turbine and aircraft26 May 2026US 12,638,185 B2Rolls-Royce Deutschland Ltd & Co KG
- Burner and method of operation19 May 2026US 12,631,326 B2Air Products and Chemicals, Inc.
- Mixed combustion system fueled with ammonia, hydrogen and natural gas21 Apr 2026US 12,607,348 B2Guangdong University of Technology
- Dual fuel valve17 Sep 2026US 2026/0276192 A1GDA Valve Technology Co., Ltd.
- Burner and method of operation6 Aug 2026US 2026/0227063 A1Air Products and Chemicals, Inc.
- Natural gas co-firing ammonia burner2 Jul 2026US 2026/0185701 A1Metal Industries Research & Development Centre
- Ammonia preheating flow-controllable low-nitrogen ammonia-coal co-firing burner25 Jun 2026US 2026/0177236 A1China Datang Corporation Science and Technology General Research Institute
- Coaxially staged burner for low-emission combustion chamber of dual-fuel gas turbine utilizing gaseous and liquid fuels26 Mar 2026US 2026/0085837 A1Harbin Engineering University
Most cited
By later US patents
- Multiplex injector89US 6,755,024 B1Delavan Inc. · 2004
- Gaseous fuel burner77US 7,934,926 B2DEKA Products Limited Partnership · 2011
- Rotary valve in a multi-gas cooker65US 7,156,370 B22007
- Multi-gas cooker, with a rotary valve provided with interchangeable regulating means57US 7,641,470 B2Coprecitec, S. L. · 2010
- Rotary valve arranged in a multi-gas cooker55US 7,651,330 B2Coprecitec, S. L. · 2010