F23D 14/32
Burners for combustion of a gas: using a mixture of gaseous fuel
Official title: using a mixture of gaseous fuel and pure oxygen or oxygen-enriched air (F23D14/38 takes precedence)
F23D14/32 (Burners for combustion of a gas: using a mixture of gaseous fuel) appears on 358 US grants and 326 published applications in this corpus.
Search patents in F23D- Granted patents
- 358
- Published applications
- 326
- Assignees
- 190
- Inventors
- 776
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 9 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 14 | 0 |
| 2001 | 19 | 3 |
| 2002 | 9 | 7 |
| 2003 | 11 | 11 |
| 2004 | 10 | 12 |
| 2005 | 8 | 9 |
| 2006 | 2 | 7 |
| 2007 | 8 | 20 |
| 2008 | 7 | 9 |
| 2009 | 9 | 12 |
| 2010 | 3 | 21 |
| 2011 | 5 | 10 |
| 2012 | 5 | 10 |
| 2013 | 9 | 14 |
| 2014 | 14 | 13 |
| 2015 | 11 | 13 |
| 2016 | 11 | 13 |
| 2017 | 14 | 8 |
| 2018 | 8 | 16 |
| 2019 | 14 | 17 |
| 2020 | 7 | 21 |
| 2021 | 18 | 17 |
| 2022 | 10 | 18 |
| 2023 | 14 | 18 |
| 2024 | 10 | 9 |
| 2025 | 8 | 12 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Burner for fuel combustion and combustion method therefor1 Sep 2026US 12,723,753 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Systems and methods for operation of a flexible fuel combustor25 Aug 2026US 12,716,589 B28 Rivers Capital, LLC
- Method and device for heating a furnace18 Aug 2026US 12,710,173 B2Linde Aktiengesellschaft
- Burner and boiler-burner assembly5 May 2026US 12,618,556 B2Oilon Technology Oy
- Methods for operating a heating device5 May 2026US 12,618,558 B2Sabic Global Technologies B.V.
- Burner assembly and method for operating a burner assembly13 Aug 2026US 2026/0235285 A1Messer Austria GmbH
- Systems for oxyfuel combustion furnaces with heat recapture and reduced recirculation of flue gas23 Jul 2026US 2026/0208135 A1Sabic Global Technologies B.V.
- Glass melting process with very low to zero-co2 emission30 Apr 2026US 2026/0116803 A1Agc Glass Europe
- A gas heater assembly for a gas heating process and a system for a gas heating process12 Mar 2026US 2026/0071751 A1Luossavaara-Kiirunavaara AB
- Low Temperature Homogeneous Charge Continuous Oxidation Burner Heat Source29 Jan 2026US 2026/0029123 A1
Most cited
By later US patents
- Method for reducing the flame temperature of a burner and burner intended therefor164US 5,104,310 AAGA Aktiebolag · 1992
- Oxygen-gas fuel burner and glass forehearth containing the oxygen-gas fuel burner130US 5,814,121 AThe BOC Group, Inc. · 1998
- Oxy-fuel burner having coaxial fuel and oxidant outlets123US 5,743,723 AAmerican Air Liquide, Inc. · 1998
- Adjustable momentum self-cooled oxy/fuel burner for heating in high temperature environments110US 5,199,866 AAir Products and Chemicals, Inc. · 1993
- Melting of glass with staged submerged combustion107US 4,539,034 APPG Industries, Inc. · 1985