F25J 5/005
In a reboiler-condenser
Official title: {in a reboiler-condenser, e.g. within a column}
F25J5/005 (In a reboiler-condenser) appears on 117 US grants and 98 published applications in this corpus.
Search patents in F25J- Granted patents
- 117
- Published applications
- 98
- Assignees
- 39
- Inventors
- 197
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 1 |
| 2003 | 2 | 2 |
| 2004 | 5 | 2 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 1 |
| 2008 | 2 | 4 |
| 2009 | 0 | 3 |
| 2010 | 1 | 6 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 4 |
| 2014 | 1 | 2 |
| 2015 | 1 | 10 |
| 2016 | 5 | 5 |
| 2017 | 2 | 5 |
| 2018 | 7 | 8 |
| 2019 | 11 | 18 |
| 2020 | 0 | 3 |
| 2021 | 4 | 5 |
| 2022 | 14 | 4 |
| 2023 | 4 | 3 |
| 2024 | 2 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cooling device23 Sep 2025US 12,422,186 B2Kobe Steel, Ltd.
- Fuel gas conditioning units for natural gas systems18 Feb 2025US 12,228,337 B1EOG Resources, Inc.
- Multistage liquid storage-type condenser-evaporator and nitrogen production device using the same29 Oct 2024US 12,130,081 B2Taiyo Nippon Sanso Corporation
- Method for separating a mixture containing at least nitrogen and methane2 Apr 2024US 11,946,692 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Heat exchanger, hardway fin arrangement for a heat exchanger, and methods relating to same3 Oct 2023US 11,774,189 B2Air Products and Chemicals, Inc.
- Method for cryogenic separation of air, and air separation plant16 Jul 2026US 2026/0202125 A1Linde Aktiengesellschaft
- Titanium or titanium alloy heat exchanger1 May 2025US 2025/0137731 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Krypton recovery and purification from customer processing7 Dec 2023US 2023/0392862 A1
- Multistage bath condenser-reboiler and cryogenic air separation unit using the same16 Mar 2023US 2023/0079087 A1Taiyo Nippon Sanso Corporation
- Cooling device2 Feb 2023US 2023/0032384 A1Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Most cited
By later US patents
- Reboiler-condenser with doubly-enhanced plates38US 4,715,433 AAir Products and Chemicals, Inc. · 1987
- Boiling process and a heat exchanger for use in the process37US 5,122,174 AAir Products and Chemicals, Inc. · 1992
- Refrigeration system for a natural gas liquefaction process31US 5,365,740 AChiyoda Corporation · 1994
- Heat exchanger31US 5,709,264 AThe BOC Group, Inc. · 1998
- Reboiler-condenser with boiling and condensing surfaces enhanced by extrusion30US 4,715,431 AAir Products and Chemicals, Inc. · 1987