F25J 2240/46
The fluid being oxygen
Official title: the fluid being oxygen
F25J2240/46 (The fluid being oxygen) appears on 19 US grants and 26 published applications in this corpus.
Search patents in F25J- Granted patents
- 19
- Published applications
- 26
- Assignees
- 9
- Inventors
- 58
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 1 | 3 |
| 2018 | 2 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 1 | 3 |
| 2022 | 1 | 0 |
| 2023 | 0 | 2 |
| 2024 | 1 | 3 |
| 2025 | 2 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for obtaining one or more air products, and air fractionation plant9 Sep 2025US 12,410,974 B2Linde Aktiengesellschaft
- Method for obtaining one or more air products, and air separation unit14 Jan 2025US 12,196,488 B2Linde Aktiengesellschaft
- Cryogenic air separation unit with argon condenser vapor recycle19 Mar 2024US 11,933,539 B2Praxair Technology, Inc.
- Recovery of krypton and xenon from liquid oxygen4 Oct 2022US 11,460,246 B2Air Products and Chemicals, Inc.
- Process for obtaining one or more air products and air separation plant24 Aug 2021US 11,098,950 B2Linde Aktiengesellschaft
- Method for cryogenic separation of air, and air separation plant16 Jul 2026US 2026/0202125 A1Linde Aktiengesellschaft
- Method and system for providing gaseous compressed oxygen12 Jun 2025US 2025/0189216 A1Linde Aktiengesellschaft
- Method for the cryogenic separation of air, and air separation plant13 Feb 2025US 2025/0052493 A1
- Installation and a method for cooling a fluid to cryogenic temperature12 Dec 2024US 2024/0410649 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and plant for providing a pressurized oxygen-rich, gaseous air product21 Nov 2024US 2024/0384928 A1Linde Aktiengesellschaft
Most cited
By later US patents
- Thermodynamic interlinkage of an air separation plant with a steam generator27US 3,950,957 A1976
- Cryogenic rectification system for producing high pressure gaseous oxygen and liquid product27US 5,655,388 APraxair Technology, Inc. · 1997
- Vaporization of liquid oxygen for increased argon recovery20US 5,255,522 AAir Products and Chemicals, Inc. · 1993
- Three column cryogenic cycle for the production of impure oxygen and pure nitrogen15US 5,682,764 AAir Products and Chemicals, Inc. · 1997
- Method and plant for supplying a variable flow rate of a gas from air14US 5,941,098 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1999