F22G
Superheating of steam
F22G (Superheating of steam) appears on 412 US grants and 393 published applications in this corpus.
Search patents in F22G- Granted patents
- 412
- Published applications
- 393
- Assignees
- 255
- Inventors
- 993
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 12 | 0 |
| 1986 | 6 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 2 |
| 2004 | 6 | 3 |
| 2005 | 2 | 8 |
| 2006 | 5 | 13 |
| 2007 | 5 | 9 |
| 2008 | 6 | 13 |
| 2009 | 8 | 15 |
| 2010 | 5 | 20 |
| 2011 | 10 | 17 |
| 2012 | 9 | 19 |
| 2013 | 7 | 26 |
| 2014 | 14 | 24 |
| 2015 | 20 | 28 |
| 2016 | 18 | 22 |
| 2017 | 23 | 31 |
| 2018 | 18 | 15 |
| 2019 | 32 | 22 |
| 2020 | 21 | 25 |
| 2021 | 22 | 17 |
| 2022 | 17 | 21 |
| 2023 | 19 | 11 |
| 2024 | 11 | 10 |
| 2025 | 6 | 6 |
| 2026 | 2 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- Generating electrical energy from hydrogen and oxygen7 Apr 2026US 12,595,761 B2Siemens Energy Global GmbH & Co. KG
- Combustion method for controlling and monitoring exhaust gas emissions in boilers6 Jan 2026US 12,516,813 B2Oriental Giant Dyes & Chemical Ind. Corp.
- High temperature CO2 steam and H2 reactions for environmental benefits11 Nov 2025US 12,465,887 B2MHI Health Devices, LLC
- Waste treatment system and waste treatment method4 Nov 2025US 12,459,018 B2Mitsubishi Heavy Industries, Ltd.
- Integrated steam generator and superheater with process gas in ammonia synloop15 Jul 2025US 12,358,803 B2Kellogg Brown & Root LLC
- System for reheat steam temperature turndown control in heat recovery steam generators8 Oct 2026US 2026/0309057 A1GE Vernova Infrastructure Technology LLC
- Flue gas circulation system for improving combustion characteristics and thermal characteristics of pulverized coal fired boiler3 Sep 2026US 2026/0258941 A1Xi'an Thermal Power Research Institute Co., Ltd.
- Process for controlling heat transfer and generating power6 Aug 2026US 2026/0225974 A1Uop LLC
- System for reheat steam temperature turndown control in heat recovery steam generators23 Jul 2026US 2026/0210275 A1General Electric Technology GmbH
- Apparatus and process for producing a superheated steam2 Jul 2026US 2026/0185699 A1Uop LLC
Most cited
By later US patents
- High-temperature dual-source organic Rankine cycle with gas separations92US 8,046,999 B2Doty Scientific, Inc. · 2011
- Hot to cold steam transformer for turbine systems70US 7,174,715 B2Siemens Power Generation, Inc. · 2007
- Panel of vapor generating and superheating tubes48US 4,512,336 AThe Babcock & Wilcox Company · 1985
- Multi-nozzle spray desuperheater45US 4,442,047 AWhite Consolidated Industries, Inc. · 1984
- Superheater capillary two-phase thermodynamic power conversion cycle system43US 6,918,254 B2The Aerospace Corporation · 2005