F25J 2230/50
The fluid being oxygen
Official title: the fluid being oxygen
F25J2230/50 (The fluid being oxygen) appears on 20 US grants and 13 published applications in this corpus.
Search patents in F25J- Granted patents
- 20
- Published applications
- 13
- Assignees
- 9
- Inventors
- 46
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 3 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for obtaining pressurized nitrogen by cryogenic separation of air14 Jan 2025US 12,196,485 B2Linde Aktiengesellschaft
- System and method for recovery of nitrogen, argon, and oxygen in moderate pressure cryogenic air separation unit19 Mar 2024US 11,933,538 B2Praxair Technology, Inc.
- Method and unit for low-temperature air separation19 Dec 2023US 11,846,468 B2Linde Aktiengesellschaft
- Recovery of krypton and xenon from liquid oxygen4 Oct 2022US 11,460,246 B2Air Products and Chemicals, Inc.
- Method for obtaining an air product in an air separation plant and air separation plant19 Feb 2019US 10,209,004 B2Linde Aktiengesellschaft
- Process for remote lox/lin production by hpair turbo expansion2 Oct 2025US 2025/0305764 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Process and plant for providing a nitrogen product, an oxygen product and a hydrogen product28 Aug 2025US 2025/0271208 A1Linde Aktiengesellschaft
- Combined cycle natural gas processing system15 Feb 2024US 2024/0053095 A1Jgc Corporation
- Method and unit for low-temperature air separation9 Dec 2021US 2021/0381761 A1Linde Aktiengesellschaft
- System and method for recovery of nitrogen, argon, and oxygen in moderate pressure cryogenic air separation unit11 Nov 2021US 2021/0348842 A1Praxair Technology, Inc.
Most cited
By later US patents
- Integrated air separation - gas turbine electrical generation process51US 5,406,786 AAir Products and Chemicals, Inc. · 1995
- Cryogenic hybrid system for producing high purity argon37US 5,730,003 APraxair Technology, Inc. · 1998
- Porcess and apparatus for the production of high pressure nitrogen and oxygen18US 5,341,647 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1994
- 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
- Process and installation for the production of oxygen and/or nitrogen under pressure at variable flow rate10US 5,471,843 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1995