F23J 15/022
For removing solid particulate material from the gasflow
Official title: {for removing solid particulate material from the gasflow}
F23J15/022 (For removing solid particulate material from the gasflow) appears on 501 US grants and 391 published applications in this corpus.
Search patents in F23J- Granted patents
- 501
- Published applications
- 391
- Assignees
- 351
- Inventors
- 1,099
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 8 | 0 |
| 1981 | 10 | 0 |
| 1982 | 2 | 0 |
| 1983 | 12 | 0 |
| 1984 | 9 | 0 |
| 1985 | 14 | 0 |
| 1986 | 8 | 0 |
| 1987 | 14 | 0 |
| 1988 | 14 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 14 | 0 |
| 2001 | 15 | 6 |
| 2002 | 9 | 9 |
| 2003 | 11 | 14 |
| 2004 | 6 | 15 |
| 2005 | 9 | 15 |
| 2006 | 10 | 12 |
| 2007 | 6 | 8 |
| 2008 | 5 | 18 |
| 2009 | 9 | 8 |
| 2010 | 13 | 20 |
| 2011 | 11 | 25 |
| 2012 | 16 | 15 |
| 2013 | 12 | 22 |
| 2014 | 15 | 22 |
| 2015 | 14 | 18 |
| 2016 | 17 | 21 |
| 2017 | 12 | 20 |
| 2018 | 16 | 21 |
| 2019 | 24 | 19 |
| 2020 | 11 | 9 |
| 2021 | 11 | 15 |
| 2022 | 8 | 14 |
| 2023 | 15 | 17 |
| 2024 | 9 | 14 |
| 2025 | 5 | 8 |
| 2026 | 14 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Method for clean and low-carbon in-situ disposal of waste incineration fly ash14 Jul 2026US 12,678,726 B2Zhejiang University
- Separating carbon dioxide and hydrogen from a multicomponent gaseous stream7 Jul 2026US 12,674,107 B2Saudi Arabian Oil Company
- Apparatus for collecting reaction by-products for semiconductor processes through pyrolysis in the high temperature region and oxidation reaction in the low temperature region2 Jun 2026US 12,644,179 B2Milaebo Co., Ltd.
- Honeycomb structure20 Aug 2026US 2026/0241375 A1NGK Insulators, Ltd.
- Forced Air Furnace with a Novel Multi-Path Heat Exchanger Section6 Aug 2026US 2026/0227096 A1
- Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles2 Jul 2026US 2026/0183699 A1Graymont (PA) Inc.
- Apparatus for removing dust emitted from melting furnace25 Jun 2026US 2026/0177320 A1Korea Hydro & Nuclear Power Co., Ltd.
- Gas abatement apparatus and gas treatment method9 Apr 2026US 2026/0097361 A1Kanken Techno Co., Ltd.
Most cited
By later US patents
- 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
- Intermittent mixer with low pressure drop102US 6,946,011 B2The Babcock & Wilcox Company · 2005
- Reducing mercury emissions from the burning of coal97US 7,776,301 B2NOx II, Ltd. · 2010
- Spark arresting module95US 4,307,673 AForest Fuels, Inc. · 1981