F02C 6/006
Open cycle gas-turbine in which the working fluid is expanded to a
Official title: {Open cycle gas-turbine in which the working fluid is expanded to a pressure below the atmospheric pressure and then compressed to atmospheric pressure}
F02C6/006 (Open cycle gas-turbine in which the working fluid is expanded to a) appears on 47 US grants and 25 published applications in this corpus.
Search patents in F02C- Granted patents
- 47
- Published applications
- 25
- Assignees
- 28
- Inventors
- 70
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 5 |
| 2003 | 4 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 3 |
| 2019 | 0 | 1 |
| 2020 | 2 | 2 |
| 2021 | 3 | 0 |
| 2022 | 3 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Turbine engine with inverse Brayton cycle16 Dec 2025US 12,497,918 B2Rtx Corporation
- Turbine engine device with power system generator, and vehicle comprising such a device1 Oct 2024US 12,104,494 B2Psa Automobiles SA
- Turbine engine with inverse Brayton cycle26 Mar 2024US 11,939,913 B2Rtx Corporation
- Turbine engine with mass rejection12 Sep 2023US 11,753,993 B1Raytheon Technologies Corporation
- Systems and methods associated with bottoming cycle power systems for generating power, capturing carbon dioxide and producing products8 Aug 2023US 11,719,136 B2Scuderi Group, LLC
- Turbine engine with inverse brayton cycle1 Aug 2024US 2024/0254917 A1Rtx Corporation
- Turbine engine device with power system generator, and vehicle comprising such a device2 May 2024US 2024/0141801 A1Psa Automobiles SA
- Turbine engine with inverse brayton cycle17 Aug 2023US 2023/0258125 A1Rtx Corporation
- Turbine engine with mass rejection17 Aug 2023US 2023/0258130 A1Raytheon Technologies Corporation
- Systems and methods associated with bottoming cycle power systems for generating power, capturing carbon dioxide and producing products29 Dec 2022US 2022/0412230 A1Scuderi Group, LLC
Most cited
By later US patents
- Ambient pressure gas turbine system96US 6,298,654 B12001
- Combined-cycle power plant with exhaust gas recycling and CO2 separation, and method for operating a combined cycle power plant71US 8,424,282 B2ALSTOM Technology Ltd · 2013
- Gas turbine engine with exhaust expander and compressor56US 6,134,876 AGeneral Electric Company · 2000
- Advanced multi pressure mode gas turbine54US 6,606,864 B22003
- Variable pitch rotor assembly for a gas turbine engine inlet49US 5,911,679 AGeneral Electric Company · 1999