F25J 2290/40
Vertical layout or arrangement of cold equipments within in the cold box
Official title: Vertical layout or arrangement of cold equipments within in the cold box, e.g. columns, condensers, heat exchangers etc.
F25J2290/40 (Vertical layout or arrangement of cold equipments within in the cold box) appears on 169 US grants and 172 published applications in this corpus.
Search patents in F25J- Granted patents
- 169
- Published applications
- 172
- Assignees
- 67
- Inventors
- 259
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 4 | 3 |
| 2003 | 0 | 1 |
| 2004 | 2 | 5 |
| 2005 | 2 | 5 |
| 2006 | 4 | 7 |
| 2007 | 6 | 3 |
| 2008 | 1 | 17 |
| 2009 | 2 | 9 |
| 2010 | 2 | 18 |
| 2011 | 4 | 9 |
| 2012 | 3 | 4 |
| 2013 | 7 | 7 |
| 2014 | 6 | 5 |
| 2015 | 9 | 19 |
| 2016 | 5 | 3 |
| 2017 | 11 | 5 |
| 2018 | 9 | 8 |
| 2019 | 2 | 17 |
| 2020 | 6 | 7 |
| 2021 | 6 | 8 |
| 2022 | 16 | 1 |
| 2023 | 6 | 5 |
| 2024 | 2 | 2 |
| 2025 | 5 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Hydrocarbon gas processing122US 6,182,469 B2Elcor Corporation · 2001
- Hydrocarbon gas processing115US 4,854,955 AElcor Corporation · 1989
- Separating hydrocarbon gases114US 4,617,039 APro-Quip Corporation · 1986
- Hydrocarbon gas processing105US 5,890,378 AElcor Corporation · 1999
- Integrated heat exchanger system for producing carbon dioxide91US 6,477,859 B2Praxair Technology, Inc. · 2002