F24H 1/34
With water chamber arranged adjacent to the combustion chamber or chambers
Official title: with water chamber arranged adjacent to the combustion chamber or chambers, e.g. above or at side
F24H1/34 (With water chamber arranged adjacent to the combustion chamber or chambers) appears on 66 US grants and 61 published applications in this corpus.
Search patents in F24H- Granted patents
- 66
- Published applications
- 61
- Assignees
- 36
- Inventors
- 110
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 1 |
| 2011 | 0 | 3 |
| 2012 | 1 | 0 |
| 2013 | 0 | 3 |
| 2014 | 3 | 6 |
| 2015 | 1 | 2 |
| 2016 | 3 | 2 |
| 2017 | 3 | 5 |
| 2018 | 3 | 14 |
| 2019 | 3 | 6 |
| 2020 | 10 | 8 |
| 2021 | 8 | 2 |
| 2022 | 4 | 2 |
| 2023 | 3 | 0 |
| 2024 | 1 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Smoke tube boiler2 Jul 2024US 12,025,346 B2Kyungdong Navien Co., Ltd.
- Heat exchanger tubes and tube assembly configurations3 Oct 2023US 11,774,179 B2Rheem Manufacturing Company
- Smoke tube boiler11 Apr 2023US 11,624,527 B2Kyungdong Navien Co., Ltd.
- Diffuser plates and diffuser plate assemblies31 Jan 2023US 11,566,816 B2Rheem Manufacturing Company
- Round plate heat exchanger27 Sep 2022US 11,454,453 B2Kyungdong Navien Co., Ltd.
- Sieve element of a tubular heat exchanger and its use in a tubular heat exchanger22 Jan 2026US 2026/0022901 A1Aic Spolka Akcyjna
- Heat exchanger having circulation guide26 May 2022US 2022/0163235 A1
- Diffuser plates and diffuser plate assemblies31 Mar 2022US 2022/0099335 A1Rheem Manufacturing Company
- Temperature control device for fluids8 Jul 2021US 2021/0207846 A1
- Hybrid condensing boiler with preheater11 Feb 2021US 2021/0041139 A1Enerpro, Inc.
Most cited
By later US patents