F25J 3/0266
Separation of carbon dioxide
Official title: {separation of carbon dioxide (production of carbon dioxide in general C01B32/00)}
F25J3/0266 (Separation of carbon dioxide) appears on 319 US grants and 392 published applications in this corpus.
Search patents in F25J- Granted patents
- 319
- Published applications
- 392
- Assignees
- 163
- Inventors
- 677
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 8 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 6 |
| 2003 | 2 | 3 |
| 2004 | 3 | 2 |
| 2005 | 1 | 3 |
| 2006 | 2 | 6 |
| 2007 | 1 | 2 |
| 2008 | 6 | 21 |
| 2009 | 0 | 8 |
| 2010 | 5 | 13 |
| 2011 | 10 | 17 |
| 2012 | 10 | 31 |
| 2013 | 13 | 24 |
| 2014 | 12 | 12 |
| 2015 | 8 | 34 |
| 2016 | 11 | 19 |
| 2017 | 22 | 19 |
| 2018 | 18 | 8 |
| 2019 | 18 | 12 |
| 2020 | 9 | 17 |
| 2021 | 16 | 18 |
| 2022 | 12 | 21 |
| 2023 | 15 | 19 |
| 2024 | 12 | 23 |
| 2025 | 14 | 30 |
| 2026 | 12 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated carbon sequestration and power generation system and methods of use1 Sep 2026US 12,723,540 B2Arbor Energy and Resources Corporation
- Latent heat and condensation exchanger11 Aug 2026US 12,704,076 B2Sustainable Energy Solutions, LLC
- Carbon dioxide energy storage system, lubricating oil supply device thereof, and control method therefor28 Jul 2026US 12,692,985 B1Exax Energy Technology (Shenzhen) Co., Ltd
- Distillation column minimum flow arrangement14 Jul 2026US 12,678,708 B2Saudi Arabian Oil Company
- Method and apparatus for drying a flow rich in carbon dioxide16 Jun 2026US 12,654,128 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Process for starting up a carbon capture process1 Oct 2026US 2026/0295494 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for liquefying carbon dioxide1 Oct 2026US 2026/0298531 A1
- Method and plant for separation of carbon dioxide (co2)27 Aug 2026US 2026/0251390 A1Aker Carbon Capture Norway AS
- 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 venting a gas6 Aug 2026US 2026/0225038 A1L'Air Liquide Societe Anonyme Pour L'Etude Et L'Etude Et L'Exploitation Des Procedes 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
- Carbon dioxide recovery156US 4,762,543 AAmoco Corporation · 1988
- Distillative separations of gas mixtures containing methane, carbon dioxide and other components129US 4,462,814 AKoch Process Systems, Inc. · 1984
- Method for utilizing gas reserves with low methane concentrations and high inert gas concentrations for fueling gas turbines129US 6,298,652 B1Exxon Mobil Chemical Patents Inc. · 2001
- Method for utilizing gas reserves with low methane concentrations and high inert gas concentrations for fueling gas turbines128US 6,907,737 B2Exxon Mobil Upstream Research Company · 2005