F23J 2219/00
Treatment devices
F23J2219/00 (Treatment devices) appears on 912 US grants and 885 published applications in this corpus.
Search patents in F23J- Granted patents
- 912
- Published applications
- 885
- Assignees
- 560
- Inventors
- 2,162
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 8 | 0 |
| 1993 | 17 | 0 |
| 1994 | 12 | 0 |
| 1995 | 17 | 0 |
| 1996 | 20 | 0 |
| 1997 | 12 | 0 |
| 1998 | 24 | 0 |
| 1999 | 14 | 0 |
| 2000 | 28 | 0 |
| 2001 | 25 | 8 |
| 2002 | 21 | 22 |
| 2003 | 26 | 26 |
| 2004 | 14 | 25 |
| 2005 | 19 | 23 |
| 2006 | 17 | 29 |
| 2007 | 11 | 12 |
| 2008 | 13 | 44 |
| 2009 | 31 | 43 |
| 2010 | 28 | 56 |
| 2011 | 40 | 78 |
| 2012 | 32 | 65 |
| 2013 | 45 | 63 |
| 2014 | 60 | 68 |
| 2015 | 44 | 68 |
| 2016 | 48 | 42 |
| 2017 | 50 | 40 |
| 2018 | 44 | 35 |
| 2019 | 33 | 23 |
| 2020 | 27 | 16 |
| 2021 | 7 | 15 |
| 2022 | 19 | 17 |
| 2023 | 13 | 17 |
| 2024 | 10 | 29 |
| 2025 | 12 | 11 |
| 2026 | 9 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F23J 2219/40Sorption with wet devicesIndexing code309
- F23J 2219/10Catalytic reduction devicesIndexing code253
- F23J 2219/60Sorption with dry devicesIndexing code174
- F23J 2219/70Condensing contaminants with coolersIndexing code123
- F23J 2219/20Non-catalytic reduction devicesIndexing code92
- F23J 2219/30Sorption devices using carbonIndexing code87
- F23J 2219/80QuenchingIndexing code72
- F23J 2219/50Sorption with semi-dry devicesIndexing code34
Recent patents
- Selective catalytic reduction catalyst module support system and installation method15 Sep 2026US 12,736,221 B2Lummus Technology Inc.
- Char collector18 Aug 2026US 12,710,174 B2Scanship AS
- Industrial solid waste incinerator and flue gas treatment apparatus28 Apr 2026US 12,613,032 B2Zhejiang Weiming Environment Protection Co., Ltd.
- Methods for regenerating a filter medium and cleaning flue gas7 Apr 2026US 12,594,519 B2W. L. Gore & Associates, Inc.
- Process and system for waste heat recovery from a flue gas generator24 Mar 2026US 12,584,628 B1Black Swan, LLC
- Method and device for separating a carbon dioxide-containing gas by partial condensation and/or distillation and/or solidification8 Oct 2026US 2026/0306989 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Building Emission Processing and/or Sequestration Systems and Methods27 Aug 2026US 2026/0251297 A1Carbonquest, Inc.
- Honeycomb structure20 Aug 2026US 2026/0241375 A1NGK Insulators, Ltd.
- Control device, exhaust gas supply system, control method, and program6 Aug 2026US 2026/0227064 A1Mitsubishi Heavy Industries, Ltd.
- Carbon dioxide capture using high silicon low aluminum co2-selective adsorbent16 Jul 2026US 2026/0199818 A1Echeneidae Inc.
Most cited
By later US patents
- Thief process for the removal of mercury from flue gas141US 6,521,021 B1The United States of America as represented by the United States Department of Energy · 2003
- Method and apparatus for flue gas cleaning by separation and liquefaction of sulfur dioxide and carbon dioxide127US 5,133,190 A1992
- Flue gas control system of coal combustion boiler and operating method thereof122US 8,071,060 B2Mitsubishi Heavy Industries, Ltd. · 2011
- Method for the removal of mercury and nitrogen oxides from combustion flue gas121US 6,375,909 B1Infilco Degremont Inc. · 2002
- Oxygen fired circulating fluidized bed steam generator105US 6,505,567 B1Alstom (Switzerland) Ltd · 2003