F23J 2219/50
Sorption with semi-dry devices
Official title: Sorption with semi-dry devices, e.g. with slurries
F23J2219/50 (Sorption with semi-dry devices) appears on 34 US grants and 38 published applications in this corpus.
Search patents in F23J- Granted patents
- 34
- Published applications
- 38
- Assignees
- 32
- Inventors
- 91
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 4 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 3 | 1 |
| 2011 | 0 | 2 |
| 2012 | 3 | 3 |
| 2013 | 3 | 5 |
| 2014 | 3 | 1 |
| 2015 | 3 | 3 |
| 2016 | 3 | 3 |
| 2017 | 3 | 2 |
| 2018 | 1 | 4 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for zero discharge treatment of desulfurization wastewater suitable for multiple working conditions9 Sep 2025US 12,409,414 B2Xi'an Boiler & Environmental Protection Engineering Co., Ltd.
- Mercury emission control from a wet flue gas scrubber31 Mar 2020US 10,603,629 B2General Electric Company
- Spray dryer absorber and related processes19 Feb 2019US 10,208,951 B2The Babcock & Wilcox Company
- Process and apparatus for reducing acid plume5 Feb 2019US 10,197,272 B2Fuel Tech, Inc.
- Method of reducing sulfur dioxide content in flue gas emanating from a circulating fluidized bed boiler plant23 Oct 2018US 10,105,647 B2Sumitomo SHI FW Energia Oy
- Method and system for zero discharge treatment of desulfurization wastewater suitable for multiple working conditions19 Jan 2023US 2023/0017568 A1Xi'an Boiler & Environment Protection Engineering Co., Ltd.
- Reactor for cleaning flue gas by a dry or quasi-dry sorption process12 Aug 2021US 2021/0245094 A1Doosan Lentjes GmbH
- Improved mercury emission control from a wet flue gas scrubber26 Dec 2019US 2019/0388833 A1General Electric Company
- Sorbent injection system and method for treating flue gases6 Sep 2018US 2018/0250628 A1Mobotec UK Ltd
- Method of reducing sulfur dioxide content in flue gas emanating from a circulating fluidized bed boiler plant2 Aug 2018US 2018/0214820 A1Sumitomo SHI FW Energia Oy
Most cited
By later US patents
- Carbon dioxide capture/regeneration structures and techniques55US 8,163,066 B22012
- Ultra cleaning of combustion gas including the removal of CO241US 7,641,717 B2EIG, Inc. · 2010
- Ultra cleaning of combustion gas including the removal of CO226US 8,308,849 B2ALSTOM Technology Ltd · 2012
- Method for removing contaminants from exhaust gases25US 8,865,098 B2Cannon Technology, Inc. · 2014
- Carbon dioxide capture/regeneration method using vertical elevator and storage17US 8,500,859 B22013