F22B 3/02
Involving the use of working media other than water
Official title: involving the use of working media other than water
F22B3/02 (Involving the use of working media other than water) appears on 39 US grants and 47 published applications in this corpus.
Search patents in F22B- Granted patents
- 39
- Published applications
- 47
- Assignees
- 31
- Inventors
- 104
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 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 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 4 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 5 |
| 2019 | 1 | 9 |
| 2020 | 4 | 8 |
| 2021 | 3 | 3 |
| 2022 | 7 | 3 |
| 2023 | 8 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat pump systems and methods14 Jul 2026US 12,680,734 B2AtmosZero, Inc.
- Continuous flow steam boiler utilising seawater as feedstock13 Jan 2026US 12,523,370 B2
- Production of renewable fuel for steam generation for heavy oil extraction14 Jan 2025US 12,196,412 B2Kore Infrastructure
- Method and apparatus for fuel vaporising in catalytic fuel tank inerting30 Apr 2024US 11,971,167 B2Hs Marston Aerospace Limited
- Steam generation apparatuses, processes, and methods14 Nov 2023US 11,815,262 B2
- Heat Pump Systems and Methods17 Sep 2026US 2026/0276247 A1AtmosZero, Inc.
- Heat Pump Systems and Methods22 Jan 2026US 2026/0022875 A1AtmosZero, Inc.
- Production of renewable fuel for steam generation for heavy oil extraction30 Oct 2025US 2025/0334264 A1Kore Infrastructure
- Continuous flow steam boiler utilising seawater as feedstock14 Sep 2023US 2023/0288055 A1
- Water vapor insulation system10 Aug 2023US 2023/0250953 A1
Most cited
By later US patents
- Multi-pass helical coil thermal fluid heater19US 4,357,910 A1982
- Power-generating plant having increased circulating force of working fluid16US 4,275,563 AHitachi, Ltd. · 1981
- Flameless nitrogen skid unit15US 4,458,633 AHalliburton Company · 1984
- Thermosiphoning supercritical CO2 in geothermal energy production11US 9,803,626 B1GreenFire Energy Inc. · 2017
- Heat transfer method and apparatus5US 4,526,006 A1985