F23R 3/58
Cyclone or vortex type combustion chambers
F23R3/58 (Cyclone or vortex type combustion chambers) appears on 82 US grants and 88 published applications in this corpus.
Search patents in F23R- Granted patents
- 82
- Published applications
- 88
- Assignees
- 45
- Inventors
- 176
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 3 |
| 2005 | 3 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 1 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 2 | 5 |
| 2015 | 6 | 4 |
| 2016 | 1 | 5 |
| 2017 | 2 | 7 |
| 2018 | 7 | 7 |
| 2019 | 6 | 9 |
| 2020 | 10 | 5 |
| 2021 | 4 | 5 |
| 2022 | 4 | 5 |
| 2023 | 7 | 3 |
| 2024 | 4 | 6 |
| 2025 | 5 | 2 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Injector with injector elements in circumferential rows that alternate between counter-clockwise and clockwise swirl16 Jun 2026US 12,655,814 B2Aerojet Rocketdyne, Inc.
- Burner with two-layer vortex countercurrent flow21 Oct 2025US 12,449,129 B2Innorom IV Holdings Innovation and Ventures LTD.
- Apparatuses, systems, and methods for optimizing acoustic wave confinement to increase combustion efficiency20 May 2025US 12,305,858 B2Gtl Company
- Turbine engine having a reverse flow annular vortex combustor13 May 2025US 12,298,009 B1General Electric Company
- Method of controlling deflagration combustion process in pistonless combustor4 Mar 2025US 12,241,407 B2Finno Exergy Oy
- Annular vortex combustor for a turbine engine8 Oct 2026US 2026/0309330 A1General Electric Company
- Reverse Flame Vortex Combustion Chamber10 Sep 2026US 2026/0266465 A1
- Two-stage burner with two-layer vortex countercurrent flow18 Jun 2026US 2026/0168676 A1Innorom IV Holdings Innovation and Ventures LTD.
- Method of controlling deflagration combustion process in pistonless combustor30 Apr 2026US 2026/0117975 A1Finno Exergy Oy
- Combustor having a plurality of openings to control a vortex driver jet for a gas turbine engine26 Feb 2026US 2026/0055895 A1General Electric Company
Most cited
By later US patents
- System, method and apparatus for lean combustion with plasma from an electrical arc107US 8,074,439 B2Foret Plasma Labs, LLC · 2011
- Variable residence time vortex combustor49US 4,702,073 A1987
- Annular vortex slinger combustor48US 4,996,838 ASol-3 Resources, Inc. · 1991
- Gas turbine engine combustor can with trapped vortex cavity46US 6,735,949 B1General Electric Company · 2004
- Gas turbine engine combustor can with trapped vortex cavity42US 6,951,108 B2General Electric Company · 2005