F25J 2280/10
Control for or during start-up and cooling down of the installation
F25J2280/10 (Control for or during start-up and cooling down of the installation) appears on 56 US grants and 67 published applications in this corpus.
Search patents in F25J- Granted patents
- 56
- Published applications
- 67
- Assignees
- 36
- Inventors
- 144
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 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 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 2 | 3 |
| 2006 | 1 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 2 | 4 |
| 2010 | 0 | 4 |
| 2011 | 0 | 4 |
| 2012 | 0 | 2 |
| 2013 | 6 | 4 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 4 |
| 2017 | 4 | 3 |
| 2018 | 4 | 5 |
| 2019 | 3 | 7 |
| 2020 | 3 | 2 |
| 2021 | 4 | 3 |
| 2022 | 4 | 5 |
| 2023 | 2 | 1 |
| 2024 | 3 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and apparatus for heavy hydrocarbon removal from lean natural gas before liquefaction10 Mar 2026US 12,571,585 B2Lummus Technology Inc.
- Method for starting up an argon separation column of an apparatus for air separation by cryogenic distillation and unit for implementing the method27 May 2025US 12,313,336 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Pretreatment of natural gas prior to liquefaction28 Jan 2025US 12,209,803 B2Lummus Technology Inc.
- Method to control the cooldown of main heat exchangers in liquefied natural gas plant31 Dec 2024US 12,181,216 B2Honeywell Lng LLC
- Apparatus and method for separation of air by cryogenic distillation31 Dec 2024US 12,181,217 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and apparatus for venting a gas6 Aug 2026US 2026/0225038 A1L'Air Liquide Societe Anonyme Pour L'Etude Et L'Etude Et L'Exploitation Des Procedes Georges Claude
- Recovering Natural Gas Liquids19 Feb 2026US 2026/0049764 A1Saudi Arabian Oil Company
- Process for starting up a carbon capture process5 Feb 2026US 2026/0034496 A1L'Air Liquide, Societe Anonyme pour E'tude et l'Exploitation des Procedes Georges Claude
- Process and apparatus for separating a gas mixture5 Feb 2026US 2026/0036365 A1L'Air Liquide, Société Anonyme pour I'Etube et I'Exploitation des Procédés Georges Claude
- Natural gas liquids recovery plant management systems and methods25 Dec 2025US 2025/0389480 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Clean air engines transportation and other power applications153US 5,680,764 AClean Energy Systems, Inc. · 1997
- Process for liquefying a natural gas stream containing at least one freezable component123US 5,956,971 AExxon Production Research Company · 1999
- Method and apparatus to start-up controlled freezing zone process and purify the product stream90US 5,062,270 AExxon Production Research Company · 1991
- Process for separating a multi-component gas stream containing at least one freezable component78US 6,053,007 AExxonMobil Upstream Research Company · 2000
- Driver and compressor system for natural gas liquefaction45US 6,691,531 B1ConocoPhillips Company · 2004