F22B 13/00
Steam boilers of fire-box type, i.e. boilers where both combustion chambers and
Official title: Steam boilers of fire-box type, i.e. boilers where both combustion chambers and subsequent flues or fire tubes are arranged within the boiler body
F22B13/00 (Steam boilers of fire-box type, i.e. boilers where both combustion chambers and) appears on 40 US grants and 39 published applications in this corpus.
Search patents in F22B- Granted patents
- 40
- Published applications
- 39
- Assignees
- 32
- Inventors
- 82
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 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 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 2 | 4 |
| 2007 | 1 | 4 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 4 |
| 2016 | 2 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 2 |
| 2019 | 0 | 3 |
| 2020 | 1 | 1 |
| 2021 | 2 | 3 |
| 2022 | 0 | 1 |
| 2023 | 0 | 2 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F22B 13/005Steam boilers of fire-box type, i.e. boilers where both combustion chambers and13
- F22B 13/02Mounted in fixed position with the boiler body disposed upright11
- F22B 13/04Mounted in fixed position with the boiler body disposed substantially horizontally7
- F22B 13/06Locomobile, traction-engine, steam-roller, or locomotive boilers1
- F22B 13/14Component parts thereof1
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