F23C 7/00
Combustion apparatus characterised by arrangements for air supply
Official title: Combustion apparatus characterised by arrangements for air supply (inlets for fluidisation air F23C10/20; baffles or shields with air supply passages F23M9/04)
F23C7/00 (Combustion apparatus characterised by arrangements for air supply) appears on 1,041 US grants and 646 published applications in this corpus.
Search patents in F23C- Granted patents
- 1,041
- Published applications
- 646
- Assignees
- 477
- Inventors
- 2,102
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 16 | 0 |
| 1978 | 15 | 0 |
| 1979 | 12 | 0 |
| 1980 | 15 | 0 |
| 1981 | 22 | 0 |
| 1982 | 9 | 0 |
| 1983 | 13 | 0 |
| 1984 | 14 | 0 |
| 1985 | 18 | 0 |
| 1986 | 21 | 0 |
| 1987 | 18 | 0 |
| 1988 | 10 | 0 |
| 1989 | 16 | 0 |
| 1990 | 19 | 0 |
| 1991 | 16 | 0 |
| 1992 | 28 | 0 |
| 1993 | 29 | 0 |
| 1994 | 29 | 0 |
| 1995 | 29 | 0 |
| 1996 | 18 | 0 |
| 1997 | 23 | 0 |
| 1998 | 40 | 0 |
| 1999 | 38 | 0 |
| 2000 | 53 | 0 |
| 2001 | 36 | 8 |
| 2002 | 24 | 17 |
| 2003 | 12 | 31 |
| 2004 | 22 | 33 |
| 2005 | 33 | 27 |
| 2006 | 15 | 16 |
| 2007 | 10 | 30 |
| 2008 | 11 | 18 |
| 2009 | 17 | 26 |
| 2010 | 9 | 41 |
| 2011 | 19 | 22 |
| 2012 | 13 | 33 |
| 2013 | 17 | 22 |
| 2014 | 20 | 28 |
| 2015 | 23 | 46 |
| 2016 | 24 | 30 |
| 2017 | 31 | 23 |
| 2018 | 23 | 26 |
| 2019 | 21 | 27 |
| 2020 | 34 | 28 |
| 2021 | 18 | 13 |
| 2022 | 17 | 21 |
| 2023 | 17 | 25 |
| 2024 | 14 | 25 |
| 2025 | 18 | 16 |
| 2026 | 14 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cement kiln burner and method for operating same11 Aug 2026US 12,704,252 B2Taiheiyo Cement Corporation
- Monitoring and maintaining flare tip temperatures4 Aug 2026US 12,698,896 B2Saudi Arabian Oil Company
- Gas turbine engines and methods associated therewith28 Jul 2026US 12,692,792 B2General Electric Company
- Metal curing ovens with quick heat-up and cool-down, and processes of using same14 Jul 2026US 12,678,823 B2EPCON Industrial Services, LP
- Nozzle configured to deliver gas into incinerator9 Jun 2026US 12,650,225 B2Martin GmbH fur Umwelt- und Energietechnik
- Cooking appliance having a gas burner10 Sep 2026US 2026/0266456 A1Rational AG
- Burner assembly for gaseous fuels27 Aug 2026US 2026/0251296 A1Clearsign Technologies Corporation
- Burner system, method for operating a burner system and method for manufacturing27 Aug 2026US 2026/0251304 A1Deutsches Zentrum für Luft- und Raumfahrt e. V.
- Burner apparatus20 Aug 2026US 2026/0243419 A1Honeywell International Inc.
- Burner assembly and method for operating a burner assembly13 Aug 2026US 2026/0235285 A1Messer Austria GmbH
Most cited
By later US patents
- Apparatus for manufacturing a process abatement reactor386US 7,736,600 B2APPLIED Materials.Inc. · 2010
- Method for reducing the flame temperature of a burner and burner intended therefor164US 5,104,310 AAGA Aktiebolag · 1992
- Swozzle based burner tube premixer including inlet air conditioner for low emissions combustion155US 6,438,961 B2General Electric Company · 2002
- Dual fuel mixer for gas turbine combustor141US 5,351,477 AGeneral Electric Company · 1994
- Gas turbine combustor swirl vane arrangement131US 5,394,688 AWestinghouse Electric Corp. · 1995