F01K 7/42
Use of desuperheaters for feed-water heating
F01K7/42 (Use of desuperheaters for feed-water heating) appears on 14 US grants and 12 published applications in this corpus.
Search patents in F01K- Granted patents
- 14
- Published applications
- 12
- Assignees
- 16
- Inventors
- 43
- Latest grant
- 10 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 3 |
| 2021 | 4 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Waste heat recovery systems with heat exchangers18 Jun 2020US 2020/0191020 A1Cummins Inc.
- Exhaust steam waste heat recovering and supplying system of air-cooling units in large thermal power plants14 May 2020US 2020/0149433 A1Uni-Rising(Beijing) Technology Co., Ltd.
- Energy-recovery turbines for gas streams2 Jan 2020US 2020/0003082 A1Uop LLC
- Water Quality Monitoring System and Steam Turbine System Including the Same as Well as Water Quality Monitoring Method3 Oct 2019US 2019/0301308 A1Mitsubishi Hitachi Power Systems, Ltd.
Most cited
By later US patents
- Method and apparatus for controlling the final feedwater temperature of a regenerative rankine cycle12US 7,040,095 B12006
- Steam turbine plant5US 7,032,384 B2Kabushiki Kaisha Toshiba · 2006
- Method and apparatus for generating power and low pressure saturated or near saturated steam2US 4,535,594 AAir Products and Chemicals, Inc. · 1985
- System and method for recovery of waste heat from dual heat sources2US 9,038,391 B2General Electric Company · 2015
- Heaters for thermal energy transformation installations1US 4,635,588 AHamon-Sobelco, S.A. · 1987