F02C 7/30
Preventing corrosion or unwanted deposits in gas-swept spaces
Official title: Preventing corrosion {or unwanted deposits} in gas-swept spaces
F02C7/30 (Preventing corrosion or unwanted deposits in gas-swept spaces) appears on 148 US grants and 170 published applications in this corpus.
Search patents in F02C- Granted patents
- 148
- Published applications
- 170
- Assignees
- 60
- Inventors
- 440
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 4 |
| 2003 | 4 | 1 |
| 2004 | 0 | 5 |
| 2005 | 3 | 3 |
| 2006 | 1 | 4 |
| 2007 | 1 | 7 |
| 2008 | 1 | 3 |
| 2009 | 4 | 1 |
| 2010 | 3 | 2 |
| 2011 | 1 | 3 |
| 2012 | 3 | 3 |
| 2013 | 3 | 5 |
| 2014 | 1 | 6 |
| 2015 | 1 | 13 |
| 2016 | 3 | 15 |
| 2017 | 6 | 8 |
| 2018 | 6 | 8 |
| 2019 | 8 | 14 |
| 2020 | 7 | 9 |
| 2021 | 11 | 7 |
| 2022 | 8 | 10 |
| 2023 | 12 | 7 |
| 2024 | 11 | 15 |
| 2025 | 9 | 11 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Methods and apparatus for a combustion turbine nitrogen purge system171US 7,730,711 B2General Electric Company · 2010
- Pulse combusted acoustic agglomeration apparatus and process95US 5,353,721 AManufacturing and Technology Conversion International, Inc. · 1994
- Coated articles and method for the prevention of fuel thermal degradation deposits80US 5,805,973 AGeneral Electric Company · 1998
- Cement, reduced-carbon ash and controlled mineral formation using sub- and supercritical high-velocity free-jet expansion into fuel-fired combustor fireballs72US 6,240,859 B1Four Corners Group, Inc. · 2001
- Protection of thermal barrier coating by a sacrificial surface coating66US 5,660,885 AGeneral Electric Company · 1997