F23C 3/006
The chamber being arranged for cyclonic combustion
Official title: {the chamber being arranged for cyclonic combustion (for waste F23G5/32)}
F23C3/006 (The chamber being arranged for cyclonic combustion) appears on 159 US grants and 79 published applications in this corpus.
Search patents in F23C- Granted patents
- 159
- Published applications
- 79
- Assignees
- 117
- Inventors
- 352
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 11 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 11 | 0 |
| 1990 | 3 | 0 |
| 1991 | 11 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 5 |
| 2007 | 1 | 1 |
| 2008 | 1 | 6 |
| 2009 | 0 | 4 |
| 2010 | 3 | 4 |
| 2011 | 3 | 7 |
| 2012 | 5 | 4 |
| 2013 | 1 | 5 |
| 2014 | 1 | 3 |
| 2015 | 2 | 7 |
| 2016 | 2 | 2 |
| 2017 | 4 | 2 |
| 2018 | 3 | 4 |
| 2019 | 2 | 3 |
| 2020 | 1 | 5 |
| 2021 | 2 | 3 |
| 2022 | 6 | 2 |
| 2023 | 4 | 3 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vortex chamber10 Feb 2026US 12,546,343 B2Universiteit Antwerpen
- Combustor2 Sep 2025US 12,405,001 B2Kabushiki Kaisha Toyota Jidoshokki
- Vortex hybrid rocket motor27 Aug 2024US 12,071,915 B2Sierra Space Corporation
- Swirl stabilized high capacity duct burner26 Dec 2023US 11,852,335 B2John Zink Company
- Swirl preburner system and method14 Nov 2023US 11,815,049 B2Stratolaunch, LLC
- Gas-burning furnace16 May 2024US 2024/0158277 A1Rockwool A/S
- Swirl preburner system and method7 Mar 2024US 2024/0077049 A1Stratolaunch, LLC
- Vortex Chamber28 Dec 2023US 2023/0417264 A1Universiteit Antwerpen
- Vortex hybrid rocket motor24 Aug 2023US 2023/0265816 A1Sierra Space Corporation
- Combustor23 Mar 2023US 2023/0086672 A1Kabushiki Kaisha Toyota Jidoshokki
Most cited
By later US patents
- Low NO.sub.x multistage combustor110US 6,089,855 AThermo Power Corporation · 2000
- Sulfur removal by sorbent injection in secondary combustion zones96US 4,873,930 ATRW Inc. · 1989
- Combustion chamber to accommodate a split-stream of recycled gases76US 6,079,974 ABeloit Technologies, Inc. · 2000
- Pressurized combustion and heat transfer process and apparatus58US 6,651,645 B12003
- Method of optimizing combustion and the capture of pollutants during coal combustion in a cyclone combustor49US 4,765,258 ACoal Tech Corp. · 1988