F23C 5/14
To obtain a single flame of concentrated or substantially planar form
Official title: to obtain a single flame of concentrated or substantially planar form, e.g. pencil or sheet flame (F23C5/32 takes precedence)
F23C5/14 (To obtain a single flame of concentrated or substantially planar form) appears on 21 US grants and 10 published applications in this corpus.
Search patents in F23C- Granted patents
- 21
- Published applications
- 10
- Assignees
- 11
- Inventors
- 36
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
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
- Method for electrodynamically driving a charged gas or charged particles entrained in a gas2 Oct 2018US 10,088,151 B2Clearsign Combustion Corporation
- System and method for flattening a flame1 May 2018US 9,958,154 B2Clearsign Combustion Corporation
- Apparatus for electrodynamically driving a charged gas or charged particles entrained in a gas26 Jan 2016US 9,243,800 B2Clearsign Combustion Corporation
- Oxy-fuel burner arrangement8 Dec 2015US 9,206,979 B2Air Products and Chemicals, Inc.
- Burner for fuel combustion and combustion method therefor9 Feb 2023US 2023/0043686 A1L'Air Liquide, Société Anonyme pour I'Etude et I'Explotation des Procédés Georges Claude
- Method for electrodynamically driving a charged gas or charged particles entrained in a gas9 Jun 2016US 2016/0161109 A1Clearsign Combustion Corporation
- Electric field control of two or more responses in a combustion system22 Jan 2015US 2015/0024331 A1Clearsign Combustion Corporation
- Solid fired hot gas generator with extended regulating range29 May 2014US 2014/0144353 A1Loesche GmbH
- System and method for flattening a flame21 Mar 2013US 2013/0071794 A1Clearsign Combustion Corporation
Most cited
By later US patents
- Combustion process and apparatus therefore containing separate injection of fuel and oxidant streams96US 5,975,886 AAmerican Air Liquide, Inc. · 1999
- Combustion process and apparatus therefore containing separate injection of fuel and oxidant streams80US 6,074,197 AAmerican Air Liquide, Inc. · 2000
- Electric field control of two or more responses in a combustion system44US 8,881,535 B2Clearsign Combustion Corporation · 2014
- Apparatus for electrodynamically driving a charged gas or charged particles entrained in a gas31US 9,243,800 B2Clearsign Combustion Corporation · 2016
- Method for gas lancing25US 4,927,357 AThe BOC Group, Inc. · 1990