F25J 2290/12
Particular process parameters like pressure, temperature, ratios
F25J2290/12 (Particular process parameters like pressure, temperature, ratios) appears on 149 US grants and 200 published applications in this corpus.
Search patents in F25J- Granted patents
- 149
- Published applications
- 200
- Assignees
- 88
- Inventors
- 352
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 3 |
| 2002 | 6 | 3 |
| 2003 | 3 | 4 |
| 2004 | 6 | 7 |
| 2005 | 3 | 3 |
| 2006 | 3 | 10 |
| 2007 | 4 | 4 |
| 2008 | 2 | 4 |
| 2009 | 3 | 5 |
| 2010 | 2 | 11 |
| 2011 | 0 | 9 |
| 2012 | 0 | 6 |
| 2013 | 0 | 8 |
| 2014 | 2 | 3 |
| 2015 | 4 | 18 |
| 2016 | 4 | 4 |
| 2017 | 12 | 22 |
| 2018 | 6 | 15 |
| 2019 | 14 | 10 |
| 2020 | 8 | 4 |
| 2021 | 6 | 4 |
| 2022 | 3 | 14 |
| 2023 | 2 | 14 |
| 2024 | 9 | 6 |
| 2025 | 3 | 4 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for cryogenic air separation8 Sep 2026US 12,729,907 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Oxygen liquefier design phasing26 May 2026US 12,638,235 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for separating air by cryogenic distillation26 May 2026US 12,638,239 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Apparatus for precooling hydrogen for liquefaction using external liquid nitrogen and high pressure gaseous nitrogen24 Mar 2026US 12,584,686 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Apparatuses and processes for the recovery of carbon dioxide streams18 Mar 2025US 12,252,406 B2Uop LLC
- Cryogenic process for helium recovery from low helium-containing gas stream24 Sep 2026US 2026/0287252 A1Council of Scientific and Industrial Research
- Method for cryogenic separation of air, and air separation plant10 Sep 2026US 2026/0266538 A1
- Carbon dioxide recovery system and carbon dioxide recovery method3 Sep 2026US 2026/0257923 A1Toyota Jidosha Kabushiki Kaisha
- Methods and systems for natural gas purification integrated with gas compression16 Apr 2026US 2026/0104199 A1Valence Natural Gas Solutions LLC
- Containerized Gas Processing System with Evacuated Processing Compartment19 Feb 2026US 2026/0049763 A1
Most cited
By later US patents
- Enhanced NGL recovery utilizing refrigeration and reflux from LNG plants112US 6,401,486 B12002
- Apparatus for the low-temperature separation of a gas mixture, in particular air80US 7,516,626 B2Linde Aktiengesellschaft · 2009
- Nitrogen rejection method and apparatus73US 7,059,152 B2The BOC Group, Inc. · 2006
- Cryogenic process utilizing high pressure absorber column71US 6,712,880 B2ABB Lummus Global Inc. · 2004
- Liquefied natural gas processing69US 5,114,451 AElcor Corporation · 1992