F01K 25/12
The vapours being metallic
Official title: the vapours being metallic, e.g. mercury
F01K25/12 (The vapours being metallic) appears on 10 US grants and 10 published applications in this corpus.
Search patents in F01K- Granted patents
- 10
- Published applications
- 10
- Assignees
- 9
- Inventors
- 34
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 1 |
| 2016 | 3 | 2 |
| 2017 | 1 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low temperature magnetohydrodynamics power system7 Oct 2025US 12,438,432 B2Her Majesty the Queen in right of Canada, as represented by the Minister of Natural Resources
- Multi-stage sodium heat engine for electricity and heat production9 Feb 2021US 10,916,819 B2Enlighten Innovations Inc.
- Boiler using liquid metal as working medium and power generation system comprising same31 Mar 2020US 10,605,448 B2Korea Institute of Industrial Technology
- Heat engine system23 Jul 2019US 10,358,945 B2Elwha LLC
- Submersible power generators and method of operating thereof16 May 2017US 9,651,032 B2General Electric Company
- A method for transferring heat between two independent processes26 Mar 2026US 2026/0085624 A1BASF SE
- Low temperature magnetohydrodynamics power system23 May 2024US 2024/0171055 A1Her Majesty the Queen in right of Canada, as represented by the Minister of Natural Resources
- Boiler using liquid metal as working medium and power generation system comprising same7 Dec 2017US 2017/0350586 A1Korea Institute of Industrial Technology
- Multi-stage sodium heat engine for electricity and heat production23 Mar 2017US 2017/0084970 A1Enlighten Innovations Inc.
- Heat engine system30 Jun 2016US 2016/0186615 A1Elwha LLC
Most cited
By later US patents
- Submersible power generators and method of operating thereof331US 9,651,032 B2General Electric Company · 2017
- Apparatus, system, and methods for mechanical energy regeneration36US 9,394,807 B12016
- Systems, apparatus and methods for thermal energy storage, coupling and transfer26US 8,464,535 B2Infinia Corporation · 2013
- Thermal power plants and method of operating a thermal power plant14US 4,041,709 AVereinigte Edelstahlwerke Aktiengesellschaft · 1977
- Heat engine system6US 9,404,392 B2Elwha LLC · 2016