F23N 2225/02
Filling height in burners
Official title: filling height in burners
F23N2225/02 (Filling height in burners) appears on 48 US grants and 10 published applications in this corpus.
Search patents in F23N- Granted patents
- 48
- Published applications
- 10
- Assignees
- 34
- Inventors
- 86
- Latest grant
- 23 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and device for calculating combustion in waste incinerator bed23 Nov 2021US 11,181,266 B2Tianjin University
- Bubbling fluidized bed combustion device and method for monitoring the fluidized bed in such a combustion device13 Oct 2020US 10,801,719 B2Vattenfall AB
- Wall mounted pellet stove5 Sep 2017US 9,752,778 B2United States Stove Company
- Biomass fuel furnace system and related methods4 Feb 2014US 8,640,633 B2Wayne/Scott Fetzer Company
- Combustion control device16 Jul 2013US 8,485,137 B2Noritz Corporation
- Combustion system and method of operation thereof20 Jul 2023US 2023/0228414 A1Pro-Iroda Industries, Inc.
- Method and Device for Calculating Combustion in Waste Incinerator Bed26 Aug 2021US 2021/0262658 A1Tianjin University
- Bubbling Fluidized Bed Combustion Device and Method for Monitoring the Fluidized Bed in Such a Combustion Device19 Apr 2018US 2018/0106475 A1Vattenfall AB
- Method and apparatus for controlling combustion in a furnace3 Nov 2016US 2016/0320058 A1Aalto University Foundation
- Biomass Fuel Furnance System And Related Methods29 May 2014US 2014/0144385 A1Wayne/Scott Fetzer Company
Most cited
By later US patents
- Furnace control using induced draft blower and exhaust stack flow rate sensing65US 4,251,025 AHoneywell Inc. · 1981
- Furnace control using induced draft blower and exhaust gas differential pressure sensing59US 4,334,855 AHoneywell Inc. · 1982
- Furnace control using induced draft blower, exhaust gas flow rate sensing and density compensation55US 4,340,355 AHoneywell Inc. · 1982
- Flow control system49US 5,819,721 ATridelta Industries, Inc. · 1998
- Flow control system40US 5,601,071 ATridelta Industries, Inc. · 1997