F23J 15/02
Arrangements of devices for treating smoke or fumes: of purifiers
Official title: of purifiers, e.g. for removing noxious material (traps for solid residues F23J3/04)
F23J15/02 (Arrangements of devices for treating smoke or fumes: of purifiers) appears on 1,242 US grants and 1,139 published applications in this corpus.
Search patents in F23J- Granted patents
- 1,242
- Published applications
- 1,139
- Assignees
- 762
- Inventors
- 2,870
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 8 | 0 |
| 1980 | 18 | 0 |
| 1981 | 29 | 0 |
| 1982 | 9 | 0 |
| 1983 | 15 | 0 |
| 1984 | 20 | 0 |
| 1985 | 22 | 0 |
| 1986 | 21 | 0 |
| 1987 | 23 | 0 |
| 1988 | 28 | 0 |
| 1989 | 16 | 0 |
| 1990 | 35 | 0 |
| 1991 | 17 | 0 |
| 1992 | 19 | 0 |
| 1993 | 15 | 0 |
| 1994 | 16 | 0 |
| 1995 | 23 | 0 |
| 1996 | 13 | 0 |
| 1997 | 10 | 0 |
| 1998 | 16 | 0 |
| 1999 | 13 | 0 |
| 2000 | 23 | 0 |
| 2001 | 25 | 8 |
| 2002 | 17 | 16 |
| 2003 | 19 | 29 |
| 2004 | 10 | 27 |
| 2005 | 15 | 26 |
| 2006 | 21 | 28 |
| 2007 | 12 | 13 |
| 2008 | 10 | 39 |
| 2009 | 22 | 28 |
| 2010 | 24 | 53 |
| 2011 | 30 | 79 |
| 2012 | 36 | 71 |
| 2013 | 45 | 81 |
| 2014 | 62 | 96 |
| 2015 | 56 | 86 |
| 2016 | 63 | 60 |
| 2017 | 64 | 68 |
| 2018 | 54 | 51 |
| 2019 | 54 | 51 |
| 2020 | 37 | 26 |
| 2021 | 27 | 42 |
| 2022 | 26 | 38 |
| 2023 | 27 | 41 |
| 2024 | 20 | 41 |
| 2025 | 23 | 24 |
| 2026 | 25 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thermal processing apparatus with a heating device operated with hydrogen, sustainable cremation, free of CO215 Sep 2026US 12,736,220 B2Albert Hesse Familienstiftung
- Selective catalytic reduction catalyst module support system and installation method15 Sep 2026US 12,736,221 B2Lummus Technology Inc.
- Pollutant capturer and mobilizer8 Sep 2026US 12,729,640 B2
- Flue gas purification system for hazardous waste incineration and purification method25 Aug 2026US 12,714,969 B2Chongqing Greening Environmental Protection Co. Ltd
- Gasification furnace operating method and gasification furnace18 Aug 2026US 12,709,714 B2Ebara Environmental Plant Co., Ltd.
- 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
- Process and apparatus for separating carbon dioxide from a flue gas stream8 Oct 2026US 2026/0306999 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Honeycomb structure20 Aug 2026US 2026/0241375 A1NGK Insulators, Ltd.
- System and method for biomass growth and processing6 Aug 2026US 2026/0226396 A1Brisa International, LLC
- Control device, exhaust gas supply system, control method, and program6 Aug 2026US 2026/0227064 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Process for removal or mercury vapor and/or vapor of noxious organic compounds and/or nitrogen oxides from flue gas from an incinerator plant206US 4,889,698 AA/S Niro Atomizer · 1989
- Flue gas control system of coal combustion boiler and operating method thereof122US 8,071,060 B2Mitsubishi Heavy Industries, Ltd. · 2011
- Waste material incineration system and method118US 4,440,098 AEnergy Recovery Group, Inc. · 1984
- Fluid handling103US 4,469,446 AJoy Manufacturing Company · 1984
- Intermittent mixer with low pressure drop102US 6,946,011 B2The Babcock & Wilcox Company · 2005