F25J 2210/70
Flue or combustion exhaust gas
F25J2210/70 (Flue or combustion exhaust gas) appears on 134 US grants and 196 published applications in this corpus.
Search patents in F25J- Granted patents
- 134
- Published applications
- 196
- Assignees
- 89
- Inventors
- 351
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 2 | 11 |
| 2009 | 1 | 7 |
| 2010 | 4 | 15 |
| 2011 | 5 | 13 |
| 2012 | 11 | 19 |
| 2013 | 5 | 20 |
| 2014 | 8 | 12 |
| 2015 | 5 | 9 |
| 2016 | 12 | 9 |
| 2017 | 6 | 6 |
| 2018 | 6 | 11 |
| 2019 | 7 | 5 |
| 2020 | 8 | 7 |
| 2021 | 7 | 5 |
| 2022 | 4 | 4 |
| 2023 | 4 | 4 |
| 2024 | 3 | 7 |
| 2025 | 4 | 16 |
| 2026 | 4 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for efficient hydrogen compression11 Aug 2026US 12,704,116 B2Nuovo Pignone Tecnologie Srl
- Device and method for recovering carbon dioxide and nitrogen from flue gas14 Apr 2026US 12,601,540 B2Hangzhou Oxygen Plant Group Co., Ltd.
- Membrane capture of CO2 from refinery emissions7 Apr 2026US 12,594,523 B2Chevron U.S.A.Inc.
- Carbon capture system and method with exhaust gas recirculation20 Jan 2026US 12,528,041 B2Chart Energy & Chemicals, Inc.
- Carbon dioxide recovery device22 Jul 2025US 12,364,950 B2National University Corporation Tokai National Higher Education and Research System
- Compact carbon dioxide capture and liquefaction system using high-temperature district heating water waste heat from urban power plant combustion exhaust gas13 Aug 2026US 2026/0235352 A1Korea District Heating Corp.
- Carbon dioxide separation plant using external refrigeration circuit, and method13 Aug 2026US 2026/0235355 A1Nuovo Pignone Tecnologie Srl
- Compressed carbon dioxide energy storage system and method combined with air separation technology25 Jun 2026US 2026/0176984 A1Xi' An Jiaotong University
- Carbon dioxide recovery system and carbon dioxide recovery method18 Jun 2026US 2026/0166471 A1Mitsubishi Heavy Industries, Ltd.
- Method and apparatus for drying and purifying a fluid containing carbon dioxide and water11 Jun 2026US 2026/0158440 A1L'Air Liquide, Société Anonyme pour I'Etude et I'Exploitaion des Procédés Georges Claude
Most cited
By later US patents
- Combustion method and apparatus for producing a carbon dioxide end product164US 6,202,574 B1ABB Alstom Power Inc. · 2001
- Method and apparatus for flue gas cleaning by separation and liquefaction of sulfur dioxide and carbon dioxide127US 5,133,190 A1992
- Process for removing carbon dioxide from combustion exhaust gas122US 5,344,627 AMitsubishi Jukogyo Kabushiki Kaisha · 1994
- Method for the recovery of low purity carbon dioxide104US 4,977,745 A1990
- Integrated air separation process103US 6,282,901 B1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 2001