F01K 1/04
Steam accumulators: for storing steam in a liquid
Official title: for storing steam in a liquid, e.g. Ruth's type (in alkali to increase steam pressure F22B1/20)
F01K1/04 (Steam accumulators: for storing steam in a liquid) appears on 16 US grants and 18 published applications in this corpus.
Search patents in F01K- Granted patents
- 16
- Published applications
- 18
- Assignees
- 14
- Inventors
- 43
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 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 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 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 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 2 | 4 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Exothermic reaction energy system23 Jun 2026US 12,662,950 B2Advantron Technologies, LLC
- Charge, storage, and discharge energy system using liquid air and sCO225 Mar 2025US 12,258,883 B2Southwest Research Institute
- Exothermic reaction energy system11 Jun 2024US 12,006,847 B2Advantron Technologies, LLC
- Method for operating a combined gas and steam power plant with steam heated by an exothermic chemical reaction25 May 2021US 11,015,490 B2Siemens Energy Global GmbH & Co. KG
- Method for energy storage with co-production of peaking power and liquefied natural gas19 May 2020US 10,655,913 B2
- 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
- Steam accumulation multilayer reservoir with application of phase change material21 Nov 2024US 2024/0384941 A1
- Charge, Storage, and Discharge Energy System Using Liquid Air and sCO28 Dec 2022US 2022/0389841 A1Southwest Research Institute
- Exothermic reaction energy system23 Dec 2021US 2021/0396158 A1Advantron Technologies, LLC
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
- Steam-type peak-power generating system36US 3,982,379 ASiempelkamp Giesserei KG · 1976
- Steam heat storage system33US 9,683,788 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives · 2017
- Cyclic demand steam supply system10US 5,080,047 A1992
- High-temperature heat storage system5US 5,207,268 ADeutsche Forschungsanstalt fuer Luft - und Raumfahrt e. V. · 1993