F23J 3/04
Traps
F23J3/04 (Traps) appears on 14 US grants and 13 published applications in this corpus.
Search patents in F23J- Granted patents
- 14
- Published applications
- 13
- Assignees
- 8
- Inventors
- 40
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 2 | 1 |
| 2018 | 1 | 0 |
| 2019 | 3 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Waste heat recovery system and method21 Jan 2025US 12,203,650 B2Samsung E&A Co., Ltd.
- Monolithic gas trap adsorber for high efficiency, cost effective, low-emission condensing furnace31 Oct 2023US 11,802,692 B2UT-Battelle, LLC
- Duct wall surface structure26 Nov 2019US 10,488,040 B2Mitsubishi Hitachi Power Systems, Ltd.
- Exhaust duct and boiler18 Jun 2019US 10,323,844 B2Mitsubishi Hitachi Power Systems, Ltd.
- Apparatus for collecting large particle ash in thermal power plant14 May 2019US 10,288,284 B2Doosan Heavy Industries Construction Co., Ltd
- Waste heat recovery system and method19 Dec 2024US 2024/0418360 A1Samsung E&A Co., Ltd.
- Monolithic gas trap adsorber for high efficiency, cost effective, low-emission condensing furnace21 Oct 2021US 2021/0325038 A1UT-Battelle, LLC
- Exhaust duct and boiler16 Nov 2017US 2017/0328564 A1Mitsubishi Hitachi Power Systems, Ltd.
- Apparatus for collecting large particle ash in thermal power plant3 Nov 2016US 2016/0320055 A1Doosan Heavy Industries Construction Co., Ltd
- Duct wall surface structure22 Sep 2016US 2016/0273766 A1Mitsubishi Hitachi Power Systems, Ltd.
Most cited
By later US patents
- Solid fuel warm air furnace12US 4,466,358 A1984
- Solid fuel warm air furnace10US 4,409,955 A1983
- High efficiency solid fuel burning stove with optimized burning conditions and low level of emission8US 10,041,682 B1University of Maryland · 2018
- Baffle for increased capture of popcorn ash in economizer hoppers6US 7,100,521 B2The Babcock & Wilcox Company · 2006
- Solid fuel burning heating system4US 4,432,339 A1984