F23D 2900/00
Special features of, or arrangements for burners using fluid fuels or solid
Official title: Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
F23D2900/00 (Special features of, or arrangements for burners using fluid fuels or solid) appears on 1,939 US grants and 2,042 published applications in this corpus.
Search patents in F23D- Granted patents
- 1,939
- Published applications
- 2,042
- Assignees
- 821
- Inventors
- 3,967
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 6 | 0 |
| 1978 | 7 | 0 |
| 1979 | 6 | 0 |
| 1980 | 7 | 0 |
| 1981 | 14 | 0 |
| 1982 | 4 | 0 |
| 1983 | 11 | 0 |
| 1984 | 9 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 7 | 0 |
| 1988 | 16 | 0 |
| 1989 | 18 | 0 |
| 1990 | 14 | 0 |
| 1991 | 8 | 0 |
| 1992 | 14 | 0 |
| 1993 | 12 | 0 |
| 1994 | 19 | 0 |
| 1995 | 25 | 0 |
| 1996 | 23 | 0 |
| 1997 | 17 | 0 |
| 1998 | 39 | 0 |
| 1999 | 42 | 0 |
| 2000 | 48 | 0 |
| 2001 | 50 | 19 |
| 2002 | 42 | 38 |
| 2003 | 38 | 69 |
| 2004 | 57 | 68 |
| 2005 | 57 | 61 |
| 2006 | 29 | 51 |
| 2007 | 24 | 73 |
| 2008 | 18 | 58 |
| 2009 | 32 | 91 |
| 2010 | 42 | 126 |
| 2011 | 44 | 116 |
| 2012 | 70 | 106 |
| 2013 | 65 | 84 |
| 2014 | 78 | 110 |
| 2015 | 92 | 82 |
| 2016 | 83 | 113 |
| 2017 | 84 | 94 |
| 2018 | 86 | 87 |
| 2019 | 84 | 93 |
| 2020 | 105 | 115 |
| 2021 | 78 | 78 |
| 2022 | 76 | 81 |
| 2023 | 67 | 61 |
| 2024 | 53 | 74 |
| 2025 | 52 | 66 |
| 2026 | 33 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F23D 2900/14Special features of gas burnersIndexing code732
- F23D 2900/11101Pulverising gas flow impinging on fuel from pre-filming surfaceIndexing code203
- F23D 2900/21Burners specially adapted for a particular useIndexing code187
- F23D 2900/00003Fuel or fuel-air mixtures flow distribution devices upstream of the outletIndexing code129
- F23D 2900/00008Burner assemblies with diffusion and premix modes, i.e. dual mode burnersIndexing code125
- F23D 2900/00006Liquid fuel burners using pure oxygen or oxygen-enriched air as oxidantIndexing code109
- F23D 2900/00018Means for protecting parts of the burnerIndexing code104
- F23D 2900/00014Pilot burners specially adapted for ignition of main burners in furnaces orIndexing code97
All 51 subgroupsShow fewer
- F23D 2900/00015Pilot burners specially adapted for low load or transient conditionsIndexing code92
- F23D 2900/00016Preventing or reducing deposit build-up on burner partsIndexing code90
- F23D 2900/00012Liquid or gas fuel burners with flames spread over a flat surfaceIndexing code51
- F23D 2900/00011Burner with means for propagating the flames along a wall surfaceIndexing code39
- F23D 2900/00017Assembled burner modulesIndexing code27
- F23D 2900/00019Outlet manufactured from knitted fibresIndexing code27
- F23D 2900/01001Pulverised solid fuel burner with means for swirling the fuel-air mixtureIndexing code26
- F23D 2900/00002Cleaning burner partsIndexing code24
- F23D 2900/11402Airflow diaphragms at burner nozzleIndexing code24
- F23D 2900/03081Catalytic wick burnersIndexing code21
- F23D 2900/11001Impinging-jet injectors or jet impinging on a surfaceIndexing code21
- F23D 2900/11401Flame intercepting baffles forming part of burner headIndexing code18
- F23D 2900/11403Flame surrounding tubes in front of burner nozzleIndexing code18
- F23D 2900/00001Local catalytic coatings applied to burner surfacesIndexing code17
- F23D 2900/05002Use of porous members to convert liquid fuel into vaporIndexing code16
- F23D 2900/03082Wick made of specific materialIndexing code15
- F23D 2900/11002Liquid fuel burners with more than one nozzleIndexing code14
- F23D 2900/00004Burners specially adapted for generating high luminous flamesIndexing code10
- F23D 2900/31Air supply for wick burnersIndexing code8
- F23D 2900/05001Burner using gel type fuelIndexing code6
- F23D 2900/31004Wick burners using alcohol as a fuelIndexing code4
- F23D 2900/31019Mixing tubes combined with burner headsIndexing code4
- F23D 2900/3102Preheating devicesIndexing code4
- F23D 2900/31012Wick adjusting devices directly engaging the wickIndexing code3
- F23D 2900/31022Alcohol vapour burnersIndexing code3
- F23D 2900/31002Wick burners with flame spreaders or burner hoodIndexing code2
- F23D 2900/31018Nozzles and cleaning devices thereforIndexing code2
- F23D 2900/31001Wick burners without flame spreaders or burner hoodIndexing code1
- F23D 2900/31014Wick stop devicesIndexing code1
- F23D 2900/31023Vapour burners where the vaporiser is heated by conductionIndexing code1
- F23D 2900/31003Inverted wick burnersIndexing code0
- F23D 2900/31005Wick burners using oil as a fuelIndexing code0
- F23D 2900/31006Details of blue flame wick burnersIndexing code0
- F23D 2900/31007Blue flame burners without flame spreader or burner hoodIndexing code0
- F23D 2900/31008Blue flame burners with flame spreader or burner hood without a beadIndexing code0
- F23D 2900/31009Blue flame burners with flame spreader or burner hood with a beadIndexing code0
- F23D 2900/3101Blue flame burners with flame on one side only without a beadIndexing code0
- F23D 2900/31011Blue flame burners with flame on one side only and a beadIndexing code0
- F23D 2900/31013Wick adjusting devices engaging the tube carrying the wickIndexing code0
- F23D 2900/31015Devices for mounting the wick to the carrierIndexing code0
- F23D 2900/31016Burners in which the gas produced in the wick is not burnedIndexing code0
- F23D 2900/31017Burners using carburetted gasIndexing code0
- F23D 2900/31021Vaporisers with devices for controlling the feeding of the fuelIndexing code0
Recent patents
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- Cooled flare tip barrel17 Sep 2026US 2026/0276194 A1Saudi Arabian Oil Company
- Passively cooled aluminum barbecue pit3 Sep 2026US 2026/0258945 A1Predator Grills, LLC
- Burner assembly for gaseous fuels27 Aug 2026US 2026/0251296 A1Clearsign Technologies Corporation
- Burner assembly for an appliance30 Jul 2026US 2026/0215620 A1North Atlantic Imports, LLC
- Fuel container for a tabletop fire pit30 Jul 2026US 2026/0218895 A1fire friends GmbH & Co. KG
Most cited
By later US patents
- Apparatus for manufacturing a process abatement reactor386US 7,736,600 B2APPLIED Materials.Inc. · 2010
- Controlled fluid dispersal techniques213US 4,052,002 ABowles Fluidics Corporation · 1977
- Air-atomizing fuel nozzle165US 3,980,233 AParker-Hannifin Corporation · 1976
- Personal care spray device156US 4,122,845 ABowles Fluidics Corporation · 1978
- Swozzle based burner tube premixer including inlet air conditioner for low emissions combustion155US 6,438,961 B2General Electric Company · 2002