F25J 3/0695
Start-up or control of the process
Official title: {Start-up or control of the process; Details of the apparatus used}
F25J3/0695 (Start-up or control of the process) appears on 38 US grants and 52 published applications in this corpus.
Search patents in F25J- Granted patents
- 38
- Published applications
- 52
- Assignees
- 38
- Inventors
- 140
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 3 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 1 | 3 |
| 2018 | 1 | 7 |
| 2019 | 4 | 4 |
| 2020 | 5 | 2 |
| 2021 | 2 | 2 |
| 2022 | 2 | 3 |
| 2023 | 1 | 3 |
| 2024 | 3 | 4 |
| 2025 | 4 | 5 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Process and apparatus for separating a mixture of hydrogen and carbon dioxide19 May 2026US 12,629,630 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Direct air capture of CO221 Apr 2026US 12,607,400 B2Syntrees LLC
- Removing heavy hydrocarbons to prevent defrost shutdowns in LNG plants31 Mar 2026US 12,590,759 B2Cheniere Energy, Inc.
- 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
- Progressively chilled gas separation tanks2 Sep 2025US 12,405,056 B1Lunar Helium-3 Mining, LLC
- Method and device for coupling refrigerating and heat transfer effects10 Sep 2026US 2026/0266540 A1Cryo Rur
- Carbon dioxide separation plant using external refrigeration circuit, and method13 Aug 2026US 2026/0235355 A1Nuovo Pignone Tecnologie Srl
- Direct air capture of co26 Aug 2026US 2026/0227124 A1Syntrees LLC
- Carbon-capture cooling system2 Apr 2026US 2026/0092724 A1Tree Associates Ltd.
- Direct air capture of co22 Apr 2026US 2026/0092736 A1Syntrees LLC
Most cited
By later US patents
- Vacuum insulation panel92US 4,726,974 AUnion Carbide Corporation · 1988
- Integrated processing of natural gas into liquid products87US 6,743,829 B2BP Corporation North America Inc. · 2004
- Integrated processing of natural gas into liquid products84US 7,168,265 B2BP Corporation North America Inc. · 2007
- On-line recovery of xenon from anaesthetic gas23US 6,134,914 AMesser Griesheim GmbH · 2000
- Process and installation for the cryogenic purification of hydrogen22US 5,511,382 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1996