F23R 2900/00
Special features of, or arrangements for continuous combustion chambers
Official title: Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
F23R2900/00 (Special features of, or arrangements for continuous combustion chambers) appears on 3,492 US grants and 4,198 published applications in this corpus.
Search patents in F23R- Granted patents
- 3,492
- Published applications
- 4,198
- Assignees
- 359
- Inventors
- 4,844
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 11 | 0 |
| 1994 | 19 | 0 |
| 1995 | 14 | 0 |
| 1996 | 21 | 0 |
| 1997 | 17 | 0 |
| 1998 | 21 | 0 |
| 1999 | 12 | 0 |
| 2000 | 19 | 0 |
| 2001 | 23 | 7 |
| 2002 | 42 | 43 |
| 2003 | 44 | 41 |
| 2004 | 47 | 76 |
| 2005 | 53 | 74 |
| 2006 | 63 | 70 |
| 2007 | 33 | 75 |
| 2008 | 30 | 72 |
| 2009 | 42 | 112 |
| 2010 | 68 | 175 |
| 2011 | 63 | 153 |
| 2012 | 109 | 190 |
| 2013 | 120 | 219 |
| 2014 | 143 | 261 |
| 2015 | 152 | 240 |
| 2016 | 208 | 327 |
| 2017 | 151 | 282 |
| 2018 | 206 | 296 |
| 2019 | 272 | 271 |
| 2020 | 320 | 225 |
| 2021 | 237 | 171 |
| 2022 | 220 | 178 |
| 2023 | 175 | 184 |
| 2024 | 200 | 164 |
| 2025 | 154 | 158 |
| 2026 | 125 | 134 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F23R 2900/03044Impingement cooled combustion chamber walls or subassembliesIndexing code608
- F23R 2900/03042Film cooled combustion chamber walls or domesIndexing code519
- F23R 2900/00017Assembling combustion chamber liners or subpartsIndexing code482
- F23R 2900/00018Manufacturing combustion chamber liners or subpartsIndexing code468
- F23R 2900/00014Reducing thermo-acoustic vibrations by passive meansIndexing code440
- F23R 2900/03041Effusion cooled combustion chamber walls or domesIndexing code410
- F23R 2900/00002Gas turbine combustors adapted for fuels having low heating value [lhv]Indexing code321
- F23R 2900/00012Details of sealing devicesIndexing code312
All 25 subgroupsShow fewer
- F23R 2900/03043Convection cooled combustion chamber walls with means for guiding the cooling airIndexing code296
- F23R 2900/00005Preventing fatigue failures or reducing mechanical stress in gas turbine componentsIndexing code254
- F23R 2900/00013Reducing thermo-acoustic vibrations by active meansIndexing code215
- F23R 2900/03045Convection cooled combustion chamber walls provided with turbolators or means for creatingIndexing code204
- F23R 2900/00019Repairing or maintaining combustion chamber liners or subpartsIndexing code141
- F23R 2900/00004Preventing formation of deposits on surfaces of gas turbine componentsIndexing code128
- F23R 2900/03341Sequential combustion chambers or burnersIndexing code126
- F23R 2900/03343Pilot burners operating in premixed modeIndexing code81
- F23R 2900/00015Trapped vortex combustion chambersIndexing code64
- F23R 2900/00001Arrangements using bellowsIndexing code51
- F23R 2900/03282High speed injection of air and/or fuel inducing internal recirculationIndexing code40
- F23R 2900/00016Retrofitting in generalIndexing code36
- F23R 2900/00009Special features of, or arrangements for continuous combustion chambers: using plasma torchesIndexing code30
- F23R 2900/00006Special features of, or arrangements for continuous combustion chambers: using laser forIndexing code28
- F23R 2900/03342Arrangement of silo-type combustion chambersIndexing code28
- F23R 2900/03281Intermittent fuel injection or supply with plunger pump or other means thereforIndexing code14
- F23R 2900/00008Combustion techniques using plasma gasIndexing code13
Recent patents
- Combustor assembly for a gas turbine engine6 Oct 2026US 12,753,921 B1General Electric Company
- Coated components for coke abatement in gas turbine engines6 Oct 2026US 12,753,924 B2General Electric Company
- Combustion module for a turbomachine6 Oct 2026US 12,753,925 B2Safran Ceramics
- Dual fuel combustor for a turbine engine29 Sep 2026US 12,747,863 B2General Electric Company
- Combustor assembly for a gas turbine engine29 Sep 2026US 12,747,864 B1General Electric Company
- Annular vortex combustor for a turbine engine8 Oct 2026US 2026/0309330 A1General Electric Company
- Turbine engine including a combustor1 Oct 2026US 2026/0298471 A1General Electric Company
- Coupling assembly for a turbine engine1 Oct 2026US 2026/0298472 A1General Electric Company
- Combustion system24 Sep 2026US 2026/0287176 A1IHI Corporation
- Weld-induced distortion compensation method, system and program product17 Sep 2026US 2026/0273669 A1GE Infrastructure Technology LLC
Most cited
By later US patents
- Self-contained energy center for producing mechanical, electrical, and heat energy199US 6,107,693 ASolo Energy Corporation · 2000
- Premix combustor178US 4,100,733 AUnited Technologies Corporation · 1978
- Staged combustion of a low heating value fuel gas for driving a gas turbine166US 6,201,029 B1Marathon Oil Company · 2001
- Impingement cooled transition duct153US 4,719,748 AGeneral Electric Company · 1988
- Gas turbine ultra low NOx combustor149US 5,361,586 AWestinghouse Electric Corp. · 1994