F25J 3/04945
Details of internal structure
Official title: {Details of internal structure; insulation and housing of the cold box}
F25J3/04945 (Details of internal structure) appears on 53 US grants and 62 published applications in this corpus.
Search patents in F25J- Granted patents
- 53
- Published applications
- 62
- Assignees
- 26
- Inventors
- 131
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 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 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 5 |
| 2007 | 1 | 0 |
| 2008 | 2 | 4 |
| 2009 | 2 | 2 |
| 2010 | 0 | 3 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 3 | 5 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 8 |
| 2019 | 2 | 4 |
| 2020 | 6 | 10 |
| 2021 | 4 | 2 |
| 2022 | 3 | 4 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and process for liquefying gases9 Dec 2025US 12,492,864 B1
- Process and apparatus for establishing vacuum insulation under cryogenic condition14 Oct 2025US 12,442,491 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for operating a heat exchanger, arrangement with a heat exchanger, and system with a corresponding arrangement4 Mar 2025US 12,241,692 B2Linde Aktiengesellschaft
- Method for operating a heat exchanger, arrangement with a heat exchanger, and system with a corresponding arrangement23 Jul 2024US 12,044,471 B2Linde Aktiengesellschaft
- Heat exchanger assembly and method for assembling same13 Sep 2022US 11,441,841 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Cold box and method of assembly27 Aug 2026US 2026/0251388 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Apparatus and Method for Horizontal Transport and Vertical Installation of Heat Exchanger14 Nov 2024US 2024/0375226 A1Air Products and Chemicals, Inc.
- Enclosure for a column for low-temperature distillation1 Feb 2024US 2024/0035746 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Distillation column chamber and method for transporting a distillation column24 Nov 2022US 2022/0373256 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method for operating a heat exchanger, arrangement with a heat exchanger, and system with a corresponding arrangement6 Oct 2022US 2022/0316811 A1Linde Aktiengesellschaft
Most cited
By later US patents
- Vacuum insulation panel92US 4,726,974 AUnion Carbide Corporation · 1988
- High speed pressure swing adsorption liquid oxygen/liquid nitrogen generating plant34US 4,957,523 APacific Consolidated Industries, LLC · 1990
- Installation for the distillation of air22US 5,461,871 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1995
- Cryogenic rectification system with modular cold boxes19US 5,896,755 APraxair Technology, Inc. · 1999
- Air distillation plant comprising a plurality of cryogenic distillation units of the same type18US 6,128,921 AL' Air Liquide · 2000