F23L 13/10
Construction of valves or dampers for controlling air supply or draught: having
Official title: having a compound movement involving both sliding and pivoting
F23L13/10 (Construction of valves or dampers for controlling air supply or draught: having) appears on 7 US grants and 6 published applications in this corpus.
Search patents in F23L- Granted patents
- 7
- Published applications
- 6
- Assignees
- 7
- Inventors
- 16
- Latest grant
- 7 Jun 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- High turndown ratio gaseous fuel burner nozzle and control7 Jun 2022US 11,353,211 B2Gas Technology Institute
- Solid fuel burning appliance having an air intake control assembly and method for controlling an air intake into a combustion chamber of a solid fuel burning appliance7 Jul 2020US 10,704,788 B2Fabricant De PoêLes International Inc.
- Radial burner air inlet with linear volumetric air control23 Aug 2016US 9,423,127 B2John Zink Company
- Radial burner air inlet with linear volumetric air control15 Sep 2015US 9,134,024 B2John Zink Company
- Shutoff device for burners of a pulverized coal furnace26 Oct 2004US 6,807,914 B2Babcock Borsig Power Systems GmbH
- High turndown ratio gaseous fuel burner nozzle and control10 Oct 2019US 2019/0309941 A1Gas Technology Institute
- Solid fuel burning appliance having an air intake control assembly and method for controlling an air intake into a combustion chamber of a solid fuel burning appliance22 Feb 2018US 2018/0051885 A1Fabricant De PoêLes International Inc.
- Radial burner air inlet with linear volumetric air control3 Dec 2015US 2015/0345786 A1John Zink Company
- Supply-air wall duct9 Jul 2015US 2015/0192321 A1Cb-Tec GmbH
- Radial burner air inlet with linear volumetric air control23 Jan 2014US 2014/0020607 A1John Zink Company
Most cited
By later US patents
- Apparatus for regulating air flow through an air port of a chemical recovery furnace16US 4,846,080 AAnthony-Ross Company · 1989
- Wind box for a chemical recovery furnace6US 6,257,156 B1Osmo Kaulamo Engineering Oy · 2001
- Shutoff device for burners of a pulverized coal furnace5US 6,807,914 B2Babcock Borsig Power Systems GmbH · 2004
- Radial burner air inlet with linear volumetric air control3US 9,134,024 B2John Zink Company · 2015
- Radial burner air inlet with linear volumetric air control3US 9,423,127 B2John Zink Company · 2016