F25J 3/04206
Including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product
Official title: {including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product}
F25J3/04206 (Including a so-called "auxiliary vaporiser" for vaporising and producing a gaseous product) appears on 169 US grants and 69 published applications in this corpus.
Search patents in F25J- Granted patents
- 169
- Published applications
- 69
- Assignees
- 31
- Inventors
- 160
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 9 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 12 | 0 |
| 1994 | 9 | 0 |
| 1995 | 12 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 13 | 2 |
| 2002 | 3 | 3 |
| 2003 | 5 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 4 |
| 2012 | 1 | 6 |
| 2013 | 0 | 9 |
| 2014 | 1 | 3 |
| 2015 | 4 | 4 |
| 2016 | 0 | 3 |
| 2017 | 4 | 3 |
| 2018 | 0 | 0 |
| 2019 | 4 | 4 |
| 2020 | 4 | 3 |
| 2021 | 2 | 8 |
| 2022 | 0 | 2 |
| 2023 | 3 | 4 |
| 2024 | 3 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air separation unit and method for cryogenic separation of air using a distillation column system including an intermediate pressure kettle column15 Sep 2026US 12,736,282 B2Praxair Technology, Inc.
- Process and plant for low-temperature separation of air9 Dec 2025US 12,492,863 B2Linde Aktiengesellschaft
- Air separation unit and method for cryogenic separation of air using a distillation column system including an intermediate pressure kettle column8 Jul 2025US 12,352,496 B2Praxair Technology, Inc.
- Integrated nitrogen liquefier for a nitrogen and argon producing cryogenic air separation unit11 Mar 2025US 12,247,783 B2Linde Aktiengesellschaft
- Method for obtaining one or more air products and air separation system3 Dec 2024US 12,158,303 B2Linde Aktiengesellschaft
- Air separation unit and method for cryogenic separation of air using a distillation column system including an intermediate pressure kettle column1 Feb 2024US 2024/0035740 A1Praxair Technology, Inc.
- Air separation unit and method for cryogenic separation of air using a distillation column system including an intermediate pressure kettle column1 Feb 2024US 2024/0035741 A1Praxair Technology, Inc.
- Air separation unit and method for production of nitrogen and argon using a distillation column system with an intermediate pressure kettle column1 Feb 2024US 2024/0035744 A1Praxair Technology, Inc.
- Integrated nitrogen liquefier for a nitrogen and argon producing cryogenic air separation unit13 Jul 2023US 2023/0221069 A1Linde Aktiengesellschaft
- Low-pressure nitrogen turbine with air booster parallel to the booster air compressor6 Apr 2023US 2023/0103843 A1L' Air Liquide, Societe Anonyme pour I' Etude et I'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Air separation process and apparatus for high argon recovery and moderate pressure nitrogen recovery46US 4,822,395 AUnion Carbide Corporation · 1989
- Triple column distillation system for oxygen and pressurized nitrogen production46US 5,341,646 AAir Products and Chemicals, Inc. · 1994
- Cryogenic air separation with cold argon recycle38US 4,533,375 A1985
- Cryogenic hybrid system for producing high purity argon37US 5,730,003 APraxair Technology, Inc. · 1998
- Cycle to produce low purity oxygen35US 4,704,148 AAir Products and Chemicals, Inc. · 1987