F23J 2219/30
Sorption devices using carbon
Official title: Sorption devices using carbon, e.g. coke
F23J2219/30 (Sorption devices using carbon) appears on 87 US grants and 64 published applications in this corpus.
Search patents in F23J- Granted patents
- 87
- Published applications
- 64
- Assignees
- 62
- Inventors
- 205
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 3 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 5 |
| 2009 | 3 | 6 |
| 2010 | 7 | 4 |
| 2011 | 4 | 10 |
| 2012 | 2 | 4 |
| 2013 | 7 | 2 |
| 2014 | 2 | 4 |
| 2015 | 2 | 4 |
| 2016 | 2 | 2 |
| 2017 | 4 | 0 |
| 2018 | 2 | 2 |
| 2019 | 1 | 1 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 3 | 1 |
| 2023 | 1 | 4 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Industrial solid waste incinerator and flue gas treatment apparatus28 Apr 2026US 12,613,032 B2Zhejiang Weiming Environment Protection Co., Ltd.
- Mercury, dioxin, and furan removal system and method for reducing GAC fires on new high temperature municipal sludge incinerators17 Feb 2026US 12,553,605 B2
- Molecular sieve complex, composite material and application thereof25 Feb 2025US 12,233,396 B2China Petroleum & Chemical Corporation
- Composite material and use thereof in desulfurization25 Feb 2025US 12,233,397 B2China Petroleum & Chemical Corporation
- Method for desulphurizating and denitrating flue gas in integrated manner based on low-temperature adsorption14 Feb 2023US 11,577,199 B2China Huaneng Group Co., Ltd
- System and method of gas treatment with biochar sorbent system in power plant15 Jan 2026US 2026/0014541 A1GE Infrastructure Technology LLC
- Exhaust gas treatment system, power generation facility comprising same, and exhaust gas treatment method2 Oct 2025US 2025/0303358 A1Mitsubishi Heavy Industries, Ltd.
- Mercury, dioxin, and furan removal system and method for reducing gac fires on new high temperature municipal sludge incinerators6 Jun 2024US 2024/0183529 A1
- Molecular sieve complex, composite material and application thereof18 May 2023US 2023/0149891 A1China Petroleum & Chemical Corporation
- Composite material and use thereof in desulfurization18 May 2023US 2023/0149892 A1China Petroleum & Chemical Corporation
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
- Flue gas control system of coal combustion boiler and operating method thereof122US 8,071,060 B2Mitsubishi Heavy Industries, Ltd. · 2011
- Carbon dioxide capture power generation system58US 8,500,881 B2Hitachi, Ltd. · 2013
- Mercury sorbent delivery system for flue gas52US 7,494,632 B1The United State of America as represented by the United States Department of Energy · 2009
- Method for minimizing environmental release of toxic compounds in the incineration of wastes44US 5,607,654 ABeco Engineering Company · 1997