F22B 35/001
Controlling by flue-gas dampers
Official title: {Controlling by flue-gas dampers (for superheaters F22G5/04)}
F22B35/001 (Controlling by flue-gas dampers) appears on 15 US grants and 19 published applications in this corpus.
Search patents in F22B- Granted patents
- 15
- Published applications
- 19
- Assignees
- 21
- Inventors
- 68
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 3 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Artificial intelligence-based optimal air damper control system and method for increasing energy efficiency of industrial boilers28 Jul 2026US 12,693,009 B2Korea Electronics Technology Institute
- Air supplying apparatus and method of hybrid power generation equipment3 May 2022US 11,319,874 B1
- Gas turbine cogeneration system and operation mode change method therefor26 Oct 2021US 11,156,130 B2Mitsubishi Power, Ltd.
- Power plant methods and apparatus23 Mar 2021US 10,954,854 B2Mitsubishi Power Americas, Inc.
- Thermal energy recovery device and startup operation method for the same1 Dec 2020US 10,851,678 B2Kobe Steel, Ltd.
- Combined cycle unit and non-oxygen-consuming energy storage system thereof18 Sep 2025US 2025/0290626 A1Jia Kai Energy Technology Co. Ltd.
- Heat damper for a waste heat recovery unit and waste heat recovery unit comprising a heat damper27 Feb 2025US 2025/0067427 A1Nuovo Pignone Tecnologie Srl
- Artificial intelligence-based optimal air damper control system and method for increasing energy efficiency of industrial boilers13 Jun 2024US 2024/0191871 A1Korea Electronics Technology Institute
- Air supplying apparatus and method of hybrid power generation equipment5 May 2022US 2022/0136437 A1Doosan Heavy Industries Construction Co., Ltd
- Power plant methods and apparatus9 Jan 2020US 2020/0011242 A1Mitsubishi Hitachi Power Systems Americas, Inc.
Most cited
By later US patents
- Direct evaporator apparatus and energy recovery system40US 8,511,085 B2General Electric Company · 2013
- Incinerator steam generation system21US 4,452,152 AClear Air, Inc. · 1984
- Incinerator steam generation system12US 4,483,258 AClear Air, Inc. · 1984
- Incinerator steam generation system11US 4,473,013 AClear Air, Inc. · 1984
- Waste heat boiler5US 7,412,945 B2ALSTOM Technology Ltd · 2008