F01K 7/223
Inter-stage moisture separation
Official title: {Inter-stage moisture separation}
F01K7/223 (Inter-stage moisture separation) appears on 32 US grants and 34 published applications in this corpus.
Search patents in F01K- Granted patents
- 32
- Published applications
- 34
- Assignees
- 21
- Inventors
- 69
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 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 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 4 |
| 2012 | 0 | 4 |
| 2013 | 2 | 5 |
| 2014 | 3 | 1 |
| 2015 | 1 | 3 |
| 2016 | 3 | 0 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 4 |
| 2022 | 3 | 1 |
| 2023 | 2 | 0 |
| 2024 | 2 | 3 |
| 2025 | 2 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reaction turbine operating on condensing vapors18 Aug 2026US 12,709,999 B2
- Increased water heat absorption capacity for steam injected turbine engine29 Apr 2025US 12,286,907 B2Rtx Corporation
- Turbine control valves dynamic interaction21 Jan 2025US 12,203,395 B2General Electric Technology GmbH
- Increased water heat absorption capacity for steam injected turbine engine3 Sep 2024US 12,078,084 B1Rtx Corporation
- Reaction turbine operating on condensing vapors13 Feb 2024US 11,898,469 B2
- Increased water heat absorption capacity for steam injected turbine engine15 Aug 2024US 2024/0271549 A1Raytheon Technologies Corporation
- Increased water heat absorption capacity for steam injected turbine engine15 Aug 2024US 2024/0271550 A1Rtx Corporation
- Reaction turbine operating on condensing vapors27 Jun 2024US 2024/0209755 A1
- Reaction turbine operating on condensing vapors8 Dec 2022US 2022/0389840 A1
- Moisture separator and steam turbine plant30 Sep 2021US 2021/0301682 A1Mitsubishi Power, Ltd.
Most cited
By later US patents
- Turbine generator cycle for provision of heat to an external heat load19US 4,043,130 AWestinghouse Electric Corp. · 1977
- Steam turbine power plant13US 6,742,336 B2Hitachi, Ltd. · 2004
- Turbine moisture removal system6US 4,948,335 AWestinghouse Electric Corp. · 1990
- Method and apparatus for removing moisture from turbine exhaust lines5US 4,811,566 AWestinghouse Electric Corp. · 1989
- Method and apparatus for controlling moisture separator reheaters5US 8,499,561 B2General Electric Company · 2013