F01K 1/08
Charging or discharging of accumulators with steam
Official title: Charging or discharging of accumulators with steam (peculiar to multiple accumulators F01K1/12)
F01K1/08 (Charging or discharging of accumulators with steam) appears on 15 US grants and 17 published applications in this corpus.
Search patents in F01K- Granted patents
- 15
- Published applications
- 17
- Assignees
- 15
- Inventors
- 25
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 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 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 3 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Machine for converting residual heat into mechanical energy25 Jan 2022US 11,230,949 B2Entent
- System and Method for Steam Accumulation Using Packed-Bed Latent Heat Thermal Energy Storage24 Sep 2026US 2026/0286866 A1The Regents of the University of California
- Exothermic reaction energy system12 Dec 2024US 2024/0410300 A1Advantron Technologies, LLC
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Most cited
By later US patents
- Heat storage system with combined heat storage device88US 5,269,145 ADeutsche Forschungsanstalt fuer Luft - und Raumfahrt e. V. · 1993
- Thermoelectric energy storage system with an intermediate storage tank and method for storing thermoelectric energy62US 8,904,793 B2ABB Research Ltd. · 2014
- Systems and methods for the capture of heat energy, long-distance conveyance, storage, and distribution of the captured heat energy and power generated therefrom40US 11,274,660 B2Lochterra Inc. · 2022
- Systems and methods for the capture of heat energy, long-distance conveyance, storage, and distribution of the captured heat energy and power generated therefrom40US 11,326,479 B2Lochterra Inc. · 2022
- Steam heat storage system33US 9,683,788 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives · 2017