F23C 2201/20
Burner staging
F23C2201/20 (Burner staging) appears on 216 US grants and 168 published applications in this corpus.
Search patents in F23C- Granted patents
- 216
- Published applications
- 168
- Assignees
- 121
- Inventors
- 463
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 13 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 10 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 3 |
| 2002 | 4 | 3 |
| 2003 | 2 | 9 |
| 2004 | 10 | 5 |
| 2005 | 4 | 5 |
| 2006 | 1 | 6 |
| 2007 | 5 | 8 |
| 2008 | 2 | 6 |
| 2009 | 5 | 6 |
| 2010 | 4 | 5 |
| 2011 | 2 | 5 |
| 2012 | 3 | 16 |
| 2013 | 4 | 7 |
| 2014 | 8 | 19 |
| 2015 | 10 | 11 |
| 2016 | 6 | 14 |
| 2017 | 11 | 9 |
| 2018 | 14 | 6 |
| 2019 | 9 | 5 |
| 2020 | 5 | 3 |
| 2021 | 1 | 4 |
| 2022 | 5 | 4 |
| 2023 | 3 | 3 |
| 2024 | 2 | 1 |
| 2025 | 4 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Burner, apparatus and method for the firing of ceramic articles16 Jun 2026US 12,656,062 B2Sacmi Forni & Filter S.P.A.
- Ultra-low NOx multi-port air staged burner apparatus12 Aug 2025US 12,385,637 B2Honeywell International Inc.
- Two-stage catalytic heating systems and methods of operating thereof22 Jul 2025US 12,366,356 B2Proof Energy Inc.
- Low NOx, high efficiency, high temperature, staged recirculating burner and radiant tube combustion system8 Jul 2025US 12,352,433 B2Saint-Gobain Ceramics & Plastics, Inc.
- Modular burner and furnace including this burner11 Feb 2025US 12,222,103 B2Eratec
- Combustion furnace and assembly2 Apr 2026US 2026/0092703 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Low nox, high efficiency, high temperature, staged recirculating burner and radiant tube combustion system23 Oct 2025US 2025/0327568 A1Saint-Gobain Ceramics & Plastics, Inc.
- Operating a feedstock reactor20 Mar 2025US 2025/0091025 A1Ekona Power Inc.
- Heater with remote combustion air addition23 Jan 2025US 2025/0027643 A1Lummus Technology Inc.
- Gas distribution component for burner2 Jan 2025US 2025/0003585 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Low NO.sub.x formation burner apparatus and methods152US 5,195,884 AJohn Zink Company, a Division of Koch Engineering Company, Inc. · 1993
- Methods and apparatus for burning fuel with low NO.sub.x formation123US 5,098,282 AJohn Zink Company · 1992
- Oxy-fuel burner having coaxial fuel and oxidant outlets123US 5,743,723 AAmerican Air Liquide, Inc. · 1998
- Methods and apparatus for burning fuel with low NO.sub.x formation119US 5,154,596 AJohn Zink Company, a Division of Koch Engineering Company, Inc. · 1992
- Rich-lean combustion burner and combustion apparatus111US 9,228,742 B2Noritz Corporation · 2016