F23J 15/003
Arrangements of devices for treating smoke or fumes: for supplying chemicals to
Official title: {for supplying chemicals to fumes, e.g. using injection devices}
F23J15/003 (Arrangements of devices for treating smoke or fumes: for supplying chemicals to) appears on 345 US grants and 361 published applications in this corpus.
Search patents in F23J- Granted patents
- 345
- Published applications
- 361
- Assignees
- 224
- Inventors
- 843
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 7 | 5 |
| 2002 | 11 | 13 |
| 2003 | 15 | 16 |
| 2004 | 9 | 12 |
| 2005 | 8 | 9 |
| 2006 | 8 | 11 |
| 2007 | 3 | 9 |
| 2008 | 5 | 21 |
| 2009 | 9 | 19 |
| 2010 | 11 | 27 |
| 2011 | 15 | 19 |
| 2012 | 19 | 21 |
| 2013 | 16 | 21 |
| 2014 | 23 | 24 |
| 2015 | 21 | 24 |
| 2016 | 14 | 22 |
| 2017 | 16 | 16 |
| 2018 | 14 | 20 |
| 2019 | 17 | 12 |
| 2020 | 14 | 10 |
| 2021 | 8 | 11 |
| 2022 | 10 | 5 |
| 2023 | 7 | 6 |
| 2024 | 4 | 4 |
| 2025 | 3 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust gas treatment facility12 May 2026US 12,623,187 B2IHI Corporation
- Industrial solid waste incinerator and flue gas treatment apparatus28 Apr 2026US 12,613,032 B2Zhejiang Weiming Environment Protection Co., Ltd.
- Systems and methods for removal of mercury and/or hydrochloric acid from gas streams using calcium-containing particles6 Jan 2026US 12,515,165 B2Graymont (PA) Inc.
- Method and device to reduce emissions of nitrogen oxides and increase heat transfer in fired process heaters21 Oct 2025US 12,449,124 B2XRG Technologies, LLC
- NOx abatement system for a stationary burning system24 Jun 2025US 12,337,280 B2Yara International Asa
- 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.
- Gas cooling apparatus and heat furnace16 Apr 2026US 2026/0104207 A1Laplace Renewable Energy Technology Co., Ltd.
- Scr reactor system, scr reactor assembly, scr reactor apparatus, and mixing device, and methods of using and assembling each of the same2 Oct 2025US 2025/0303362 A1Umicore AG & Co. KG
- Operating method for exhaust gas treatment facility10 Jul 2025US 2025/0222389 A1Kurita Water Industries Ltd.
- A system for reducing ammonium bisulfate blockage in air preheaters of coal-fired power plants28 Nov 2024US 2024/0390838 A1
Most cited
By later US patents
- Control of mercury emissions from solid fuel combustion141US 6,848,374 B2ALSTOM Technology Ltd · 2005
- Method and device for introducing liquid into an exhaust-gas purification system124US 5,884,475 ASiemens Aktiengesellschaft · 1999
- Flue gas control system of coal combustion boiler and operating method thereof122US 8,071,060 B2Mitsubishi Heavy Industries, Ltd. · 2011
- Integrated injection and bag filter house system for SO.sub.x -NO.sub.x -particulate control with reagent/catalyst regeneration115US 4,793,981 AThe Babcock & Wilcox Company · 1988
- Metering system105US 6,539,708 B1Siemens Aktiengesellscahft · 2003