F02C 3/26
The fuel or oxidant being solid or pulverulent
Official title: the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension
F02C3/26 (The fuel or oxidant being solid or pulverulent) appears on 451 US grants and 376 published applications in this corpus.
Search patents in F02C- Granted patents
- 451
- Published applications
- 376
- Assignees
- 219
- Inventors
- 913
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 8 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 8 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 13 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 11 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 4 |
| 2002 | 6 | 6 |
| 2003 | 6 | 8 |
| 2004 | 8 | 10 |
| 2005 | 7 | 3 |
| 2006 | 3 | 8 |
| 2007 | 3 | 17 |
| 2008 | 6 | 18 |
| 2009 | 5 | 24 |
| 2010 | 11 | 49 |
| 2011 | 22 | 37 |
| 2012 | 13 | 37 |
| 2013 | 31 | 26 |
| 2014 | 22 | 27 |
| 2015 | 22 | 16 |
| 2016 | 20 | 10 |
| 2017 | 16 | 13 |
| 2018 | 11 | 8 |
| 2019 | 13 | 8 |
| 2020 | 6 | 12 |
| 2021 | 11 | 6 |
| 2022 | 4 | 3 |
| 2023 | 4 | 9 |
| 2024 | 6 | 5 |
| 2025 | 6 | 5 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated carbon sequestration and power generation system and methods of use1 Sep 2026US 12,723,540 B2Arbor Energy and Resources Corporation
- Metal-based fuel and fuel delivery systems7 Jul 2026US 12,674,412 B2Rtx Corporation
- Process and system for converting waste plastic into power17 Mar 2026US 12,577,480 B2University of South Africa
- Supercritical oxidation of waste25 Nov 2025US 12,479,750 B2Beyond the Dome Inc.
- Combined heat and power system using and producing CO2 and method of operation21 Oct 2025US 12,448,917 B2
- Metal-based fuel and fuel delivery systems1 Oct 2026US 2026/0298136 A1Rtx Corporation
- Electrical power generation system13 Aug 2026US 2026/0235069 A1Mitsubishi Heavy Industries, Ltd.
- A method and a system for carbon neutral power generation30 Jul 2026US 2026/0217526 A1Nuovo Pignone Tecnologie Srl
- Supercritical oxidation of waste26 Feb 2026US 2026/0055016 A1Beyond the Dome Inc.
- Combined heat and power system using and producing co2 and method of operation5 Feb 2026US 2026/0036080 A1Enexor BioEnergy, LLC
Most cited
By later US patents
- Method of power generation via coal gasification and liquid hydrocarbon synthesis315US 3,986,349 AChevron Research Company · 1976
- Coal gasification and hydrogen production system and method301US 5,955,039 ASiemens Westinghouse Power Corporation · 1999
- Synthesis gas production system and method299US 6,085,512 ASyntroleum Corporation · 2000
- Medium-load power-generating plant with integrated coal gasification plant287US 4,608,818 AKraftwerk Union Aktiengesellschaft · 1986
- Coal gasification power generation plant280US 4,442,665 AGeneral Electric Company · 1984