F25J 1/0027
Oxides of carbon
Official title: {Oxides of carbon, e.g. CO2}
F25J1/0027 (Oxides of carbon) appears on 111 US grants and 168 published applications in this corpus.
Search patents in F25J- Granted patents
- 111
- Published applications
- 168
- Assignees
- 104
- Inventors
- 376
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 4 |
| 2007 | 0 | 0 |
| 2008 | 1 | 2 |
| 2009 | 2 | 5 |
| 2010 | 1 | 2 |
| 2011 | 1 | 6 |
| 2012 | 2 | 4 |
| 2013 | 1 | 13 |
| 2014 | 2 | 11 |
| 2015 | 1 | 15 |
| 2016 | 7 | 5 |
| 2017 | 9 | 4 |
| 2018 | 6 | 6 |
| 2019 | 5 | 6 |
| 2020 | 4 | 5 |
| 2021 | 6 | 7 |
| 2022 | 4 | 13 |
| 2023 | 4 | 13 |
| 2024 | 9 | 16 |
| 2025 | 6 | 15 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Power generation process utilizing fuel, liquid air and/or oxygen with zero CO2 emissions25 Aug 2026US 12,716,650 B2Saipem S.P.A.
- Comprehensive energy utilization system for coupling carbon capture, energy storage, and thermal power generation18 Aug 2026US 12,710,000 B2Exax Energy Technology (Shenzhen) Co., Ltd
- Systems of separating carbon dioxide from flue gas and sequestering liquid carbon dioxide18 Aug 2026US 12,710,226 B2Carbon Vault Technologies LLC
- Process and apparatus for liquefaction of CO211 Aug 2026US 12,704,322 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for removing CO2 from a CO2-containing stream28 Jul 2026US 12,691,402 B2Shell USA, Inc.
- Carbon dioxide reliquefaction system and carbon dioxide reliquefaction method which use closed cycle17 Sep 2026US 2026/0276299 A1Hanwha Ocean Co., Ltd.
- Carbon dioxide separation device, fuel synthesis device, carbon dioxide separation method, and fuel production method20 Aug 2026US 2026/0241321 A1Ishikawa Energy Research Co., Ltd.
- 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.
- Method and apparatus for liquefying and/or separating a mixture containing co230 Jul 2026US 2026/0217528 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for liquefying a stream rich in co216 Jul 2026US 2026/0202124 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Power plant with carbon dioxide capture and zero pollutant emissions254US 5,724,805 AUniversity of Massachusetts Lowell · 1998
- Process for removing carbon dioxide from combustion exhaust gas122US 5,344,627 AMitsubishi Jukogyo Kabushiki Kaisha · 1994
- Process for solids waste landfill gas treatment and separation of methane and carbon dioxide95US 5,642,630 A1997
- Multicomponent refrigerant cooling with internal recycle78US 6,065,305 APraxair Technology, Inc. · 2000
- Cryogenic industrial gas liquefaction with hybrid refrigeration generation48US 6,041,620 APraxair Technology, Inc. · 2000