F23G 5/12
Using gaseous or liquid fuel
Official title: using gaseous or liquid fuel (F23G5/14 takes precedence)
F23G5/12 (Using gaseous or liquid fuel) appears on 180 US grants and 141 published applications in this corpus.
Search patents in F23G- Granted patents
- 180
- Published applications
- 141
- Assignees
- 142
- Inventors
- 382
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 10 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 6 | 5 |
| 2003 | 5 | 5 |
| 2004 | 4 | 2 |
| 2005 | 5 | 7 |
| 2006 | 2 | 5 |
| 2007 | 4 | 2 |
| 2008 | 1 | 7 |
| 2009 | 1 | 5 |
| 2010 | 1 | 1 |
| 2011 | 3 | 4 |
| 2012 | 2 | 4 |
| 2013 | 1 | 3 |
| 2014 | 2 | 8 |
| 2015 | 5 | 7 |
| 2016 | 4 | 13 |
| 2017 | 3 | 6 |
| 2018 | 5 | 11 |
| 2019 | 5 | 5 |
| 2020 | 12 | 9 |
| 2021 | 7 | 8 |
| 2022 | 2 | 10 |
| 2023 | 5 | 5 |
| 2024 | 5 | 5 |
| 2025 | 5 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thermal sludge to energy transformer14 Jul 2026US 12,680,695 B2Gate 5 Energy Partners, Inc.
- Multi-autoclave lateral conversion module30 Dec 2025US 12,508,564 B2Bright Sand, Inc.
- Reactor fluid supply systems1 Jul 2025US 12,344,801 B2Deeptech Recycling Limited
- Compact waste combustion system1 Jul 2025US 12,345,413 B2
- Portable ignition system6 May 2025US 12,292,190 B2Saudi Arabian Oil Company
- Pulse flow reactors and systems or uses thereof27 Aug 2026US 2026/0249124 A1ThermoChem Recovery International, Inc.
- Compact domestic waste pyrolysis apparatus with integrated multi-chamber secondary combustion chamber21 May 2026US 2026/0139831 A1Kainos Renew Inc.
- Thermal sludge to energy transformer9 Jan 2025US 2025/0012439 A1Gate 5 Energy Partners, Inc.
- Charging water oxidation reactor using recovered reactor energy26 Dec 2024US 2024/0425395 A1Sreus Energy, LLC
- Compact waste combustion system12 Dec 2024US 2024/0410574 A1
Most cited
By later US patents
- Process for chemical/thermal treatment without toxic emissions67US 5,662,050 A1997
- Apparatus and method for treatment of soil contaminated with hydrocarbons59US 4,667,609 A1987
- Methods for generating energy using agricultural biofuel57US 7,263,934 B2Alliant Energy Corporate Services, Inc. · 2007
- Oxygen-enriched gas burner for incinerating waste materials46US 5,724,901 AGaz Metropolitan and Company Limited · 1998
- Combustion process having improved temperature distribution45US 4,957,050 AUnion Carbide Corporation · 1990