F23C 5/28
To obtain flames in opposing directions
Official title: to obtain flames in opposing directions, e.g. impacting flames
F23C5/28 (To obtain flames in opposing directions) appears on 27 US grants and 29 published applications in this corpus.
Search patents in F23C- Granted patents
- 27
- Published applications
- 29
- Assignees
- 21
- Inventors
- 113
- Latest grant
- 5 Mar 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 3 | 5 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 4 |
| 2019 | 2 | 1 |
| 2020 | 2 | 1 |
| 2021 | 1 | 2 |
| 2022 | 3 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Regenerative burner, industrial furnace and method for producing a fired article5 Mar 2024US 11,920,786 B2NGK Insulators, Ltd.
- Opposed-injection aluminum melting furnace uniform combustion system6 Dec 2022US 11,519,599 B2Guangdong University of Technology
- Supercritical CO2 boiler capable of realizing uniform combustion, corrosion resistance and coking resistance, and boiler system8 Nov 2022US 11,493,202 B2Huazhong University of Science and Technology
- System and method for synchronized oxy-fuel boosting of a regenerative glass melting furnace1 Mar 2022US 11,261,117 B2Air Products and Chemicals, Inc.
- Film temperature optimizer for fired process heaters31 Aug 2021US 11,105,500 B2Uop LLC
- Supercritical co2 boiler capable of realizing uniform combustion, corrosion resistance and coking resistance, and boiler system24 Mar 2022US 2022/0090782 A1Huazhong University of Science and Technology
- Opposed-injection aluminum melting furnace uniform combustion system17 Jun 2021US 2021/0180786 A1Guangdong University of Technology
- System and method for synchronized oxy-fuel boosting of a regenerative glass melting furnace29 Apr 2021US 2021/0122659 A1Air Products and Chemicals, Inc.
- Film temperature optimizer for fired process heaters7 May 2020US 2020/0141569 A1Uop LLC
- Regenerative burner, industrial furnace and method for producing a fired article9 May 2019US 2019/0137099 A1NGK Insulators, Ltd.
Most cited
By later US patents
- Method and apparatus for improving fluid flow and gas mixing in boilers20US 5,121,700 ASandwell and Company Limited · 1992
- Method of operating a wall fired duct heater11US 4,462,795 ACoen Company, Inc. · 1984
- Method and apparatus for optimizing the combustion air system in a recovery boiler11US 6,279,495 B1Pulp and Paper Research Institute of Canada · 2001
- Combustion apparatus10US 4,909,728 AMatsushita Electric Industrial Co., Ltd. · 1990
- Burner and method for combusting fuels10US 7,390,189 B2Air Products and Chemicals, Inc. · 2008