F01K 11/04
The boilers or condensers being rotated in use
Official title: the boilers or condensers being rotated in use
F01K11/04 (The boilers or condensers being rotated in use) appears on 57 US grants and 27 published applications in this corpus.
Search patents in F01K- Granted patents
- 57
- Published applications
- 27
- Assignees
- 17
- Inventors
- 54
- Latest grant
- 10 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 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 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 2 | 1 |
| 2016 | 0 | 4 |
| 2017 | 3 | 1 |
| 2018 | 2 | 3 |
| 2019 | 1 | 2 |
| 2020 | 3 | 1 |
| 2021 | 2 | 1 |
| 2022 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System and method to improve boiler and steam turbine start-up times10 May 2022US 11,326,471 B2General Electric Company
- Air energy boiler4 Jan 2022US 11,215,355 B2
- Exploiting compression heat in heat engines20 Apr 2021US 10,982,569 B2Exency Ltd.
- Exploiting condensation heat in heat engines6 Apr 2021US 10,968,786 B2Exency Ltd.
- Renewable energy system and methods for creating renewable energy6 Oct 2020US 10,794,368 B2
- System and method to improve boiler and steam turbine start-up times16 Sep 2021US 2021/0285335 A1General Electric Company
- Air energy boiler18 Jun 2020US 2020/0191379 A1
- Exploiting internally generated heat in heat engines31 Oct 2019US 2019/0331006 A1Exency Ltd.
- Rotating heat exchanger/bypass combo21 Mar 2019US 2019/0084376 A1Hamilton Sundstrand Corporation
- Renewable energy system and methods for creating renewable energy13 Dec 2018US 2018/0355854 A1
Most cited
By later US patents
- Rotary thermodynamic apparatus and method84US 4,524,587 A1985
- Mass management system for a supercritical working fluid circuit81US 10,077,683 B2Echogen Power Systems, LLC · 2018
- Sealed turbine engine38US 4,069,673 ALaitram, L. L. C. · 1978
- Rotary Rankine engine powered electric generating apparatus37US 3,950,950 AE. I. Du Pont de Nemours and Company · 1976
- Solar electrical generator27US 4,249,083 A1981