F01K 3/24
With heating by separately-fired heaters
Official title: with heating by separately-fired heaters
F01K3/24 (With heating by separately-fired heaters) appears on 65 US grants and 53 published applications in this corpus.
Search patents in F01K- Granted patents
- 65
- Published applications
- 53
- Assignees
- 56
- Inventors
- 157
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 2 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 2 | 3 |
| 2012 | 1 | 4 |
| 2013 | 1 | 0 |
| 2014 | 5 | 8 |
| 2015 | 5 | 8 |
| 2016 | 2 | 0 |
| 2017 | 4 | 4 |
| 2018 | 2 | 6 |
| 2019 | 4 | 0 |
| 2020 | 1 | 5 |
| 2021 | 4 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Steam utilization system of factory producing concrete pipe pile2 Dec 2025US 12,485,577 B2Guangdong University of Technology
- Solar thermodynamic power generator4 Apr 2023US 11,619,379 B2Regen Technologies Pte. Ltd.
- System and method for improving startup time in a fossil-fueled power generation system28 Jun 2022US 11,371,392 B1General Electric Company
- Method and a system for maintaining steam temperature with decreased loads of a steam turbine power plant comprising a fluidized bed boiler12 Apr 2022US 11,300,288 B2Valmet Technologies Oy
- System and method for providing supercritical steam2 Nov 2021US 11,162,389 B2Saudi Arabian Oil Company
- Steam utilization system of factory producting concrete pipe pile24 Aug 2023US 2023/0264387 A1Guangdong University of Technology
- Solar thermodynamic power generator8 Dec 2022US 2022/0390099 A1
- System and method for improving startup time in a fossil-fueled power generation system7 Jul 2022US 2022/0213815 A1General Electric Company
- A method and a system for maintaining steam temperature with decreased loads of a steam turbine power plant comprising a fluidized bed boiler19 Nov 2020US 2020/0363056 A1Valmet Technologies Oy
- Waste-to-energy plant25 Jun 2020US 2020/0200047 A1Nanyang Technological University
Most cited
By later US patents
- Combined heat power system62US 8,674,525 B2Universiteit Gent · 2014
- Multi-stage combustion system for externally fired power plants43US 5,450,821 AExergy S.P.A. · 1995
- Waste disposal method and apparatus35US 4,852,344 AEnergy Economics & Development, Inc. · 1989
- Method of optimizing the performance of a multi-unit power34US 4,069,675 AMeasurex Corporation · 1978
- Power generation system utilizing oxidized gases from waste combustion34US 6,832,480 B12004