F25J 2280/30
Control of a discontinuous or intermittent process
Official title: Control of a discontinuous or intermittent ("batch") process
F25J2280/30 (Control of a discontinuous or intermittent process) appears on 26 US grants and 22 published applications in this corpus.
Search patents in F25J- Granted patents
- 26
- Published applications
- 22
- Assignees
- 18
- Inventors
- 50
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 4 |
| 2019 | 1 | 0 |
| 2020 | 0 | 3 |
| 2021 | 0 | 0 |
| 2022 | 2 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 4 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Particle repelling arrangement25 Nov 2025US 12,478,980 B1Lunar Helium-3 Mining, LLC
- Electrostatic filtration arrangement7 Oct 2025US 12,434,251 B1Lunar Helium-3 Mining, LLC
- Progressively chilled gas separation tanks2 Sep 2025US 12,405,056 B1Lunar Helium-3 Mining, LLC
- Ionized gas separation arrangement18 Feb 2025US 12,226,735 B1Lunar Helium-3 Mining, LLC
- Impurity control for a high pressure CO2 purification and supply system13 Aug 2024US 12,061,046 B2Messer Industries USA, Inc.
- Gas collection chamber with adsorber26 Feb 2026US 2026/0054270 A1Lunar Helium-3 Mining, LLC
- Co2 separation & liquefaction system and method26 Jan 2023US 2023/0025321 A1Carbon Capture America, Inc.
- Impurity Control For A High Pressure CO2 Purification And Supply System12 Nov 2020US 2020/0355430 A1Messer Industries USA, Inc.
- Impurity Control For A High Pressure CO2 Purification And Supply System12 Nov 2020US 2020/0355431 A1Messer Industries USA, Inc.
- Co2 separation & liquefaction system and method1 Oct 2020US 2020/0309451 A1Carbon Capture America, Inc.
Most cited
By later US patents
- Apparatus and method for purifying natural gas via cryogenic separation63US 6,082,133 ACryo Fuel Systems, Inc · 2000
- High pressure CO2 purification and supply system45US 7,055,333 B2The BOC Group, Inc. · 2006
- Freezing a gas component in a gas mixture36US 6,343,488 B12002
- Method of recovering liquid hydrocarbons in a gaseous charge and plant for carrying out the method28US 5,114,450 ACompagnie Francaise d'Etudes et de Construction "Technip" · 1992
- On-line recovery of xenon from anaesthetic gas23US 6,134,914 AMesser Griesheim GmbH · 2000