F23K 2300/204
Preheating
F23K2300/204 (Preheating) appears on 33 US grants and 41 published applications in this corpus.
Search patents in F23K- Granted patents
- 33
- Published applications
- 41
- Assignees
- 29
- Inventors
- 90
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 3 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 4 |
| 2017 | 2 | 3 |
| 2018 | 1 | 3 |
| 2019 | 5 | 0 |
| 2020 | 2 | 4 |
| 2021 | 4 | 2 |
| 2022 | 0 | 1 |
| 2023 | 2 | 1 |
| 2024 | 3 | 5 |
| 2025 | 1 | 1 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combustion of fuel22 Sep 2026US 12,742,417 B2ROLLS-ROYCE plc
- Gas turbine performance30 Jun 2026US 12,669,090 B2ROLLS-ROYCE plc
- Apparatus for producing inorganic spheroidized particles and method for producing inorganic spheroidized particles10 Feb 2026US 12,546,535 B2Taiyo Nippon Sanso Corporation
- Gas turbine performance11 Nov 2025US 12,467,410 B2ROLLS-ROYCE plc
- Combustion of fuel24 Sep 2024US 12,098,675 B2ROLLS-ROYCE plc
- Soot detection method for mild combustion system of tar-containing biomass gasified gas1 Oct 2026US 2026/0298793 A1Tianjin University
- Combustion system24 Sep 2026US 2026/0287176 A1IHI Corporation
- Combustion tool23 Apr 2026US 2026/0110430 A1Illinois Tool Works Inc.
- Gas turbine performance12 Feb 2026US 2026/0043352 A1ROLLS-ROYCE plc
- Combustion of fuel22 Jan 2026US 2026/0022660 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Waste oil electrical generation systems15US 8,344,528 B22013
- Fuel delivery system for combusting fuel mixtures11US 6,520,767 B1Supercritical Combusion Corporation · 2003
- Method of forming a fuel feed passage in the feed arm of a fuel injector11US 7,043,922 B2Delavan Inc. · 2006
- Method of combusting a water/fossil fuel mixed emulsion and combustion apparatus9US 6,012,915 ATadashi Miyamoto · 2000
- Chemical fuel conditioning and activation9US 9,200,561 B2McAlister Technologies, LLC · 2015