F25J 2230/04
Compressor cooling arrangement
Official title: Compressor cooling arrangement, e.g. inter- or after-stage cooling or condensate removal
F25J2230/04 (Compressor cooling arrangement) appears on 128 US grants and 162 published applications in this corpus.
Search patents in F25J- Granted patents
- 128
- Published applications
- 162
- Assignees
- 93
- Inventors
- 357
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 2 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 3 | 1 |
| 2008 | 0 | 5 |
| 2009 | 1 | 4 |
| 2010 | 1 | 5 |
| 2011 | 6 | 6 |
| 2012 | 1 | 9 |
| 2013 | 3 | 7 |
| 2014 | 3 | 7 |
| 2015 | 2 | 10 |
| 2016 | 7 | 5 |
| 2017 | 7 | 10 |
| 2018 | 6 | 10 |
| 2019 | 5 | 8 |
| 2020 | 11 | 8 |
| 2021 | 9 | 3 |
| 2022 | 2 | 10 |
| 2023 | 7 | 4 |
| 2024 | 8 | 19 |
| 2025 | 6 | 18 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydrogen liquefaction system and hydrogen liquefaction method29 Sep 2026US 12,747,911 B2H2CREO Corp.
- Method and system for efficient hydrogen compression11 Aug 2026US 12,704,116 B2Nuovo Pignone Tecnologie Srl
- Method and apparatus for drying a flow rich in carbon dioxide16 Jun 2026US 12,654,128 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Methods, apparatus, systems, and articles of manufacture to produce cryo-compressed hydrogen7 Apr 2026US 12,595,884 B2General Electric Company
- High-grade heat-of-compression storage system, and methods of use2 Dec 2025US 12,486,833 B2Highview Enterprises Limited
- Compact carbon dioxide capture and liquefaction system using high-temperature district heating water waste heat from urban power plant combustion exhaust gas13 Aug 2026US 2026/0235352 A1Korea District Heating Corp.
- Compressed carbon dioxide energy storage system and method combined with air separation technology25 Jun 2026US 2026/0176984 A1Xi' An Jiaotong University
- Low-temperature distillation method for capturing carbon dioxide11 Jun 2026US 2026/0160489 A1Shihezi University
- Apparatus and process for low temperature regeneration of adsorbent material14 May 2026US 2026/0131276 A1Air Products and Chemicals, Inc.
- 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
Most cited
By later US patents
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas140US 5,295,350 ATexaco Inc. · 1994
- Landfill gas recovery94US 5,842,357 AAcrion Technologies, Inc. · 1998
- Landfill gas recovery81US 5,681,360 AAcrion Technologies, Inc. · 1997
- Process and apparatus for purifying air to be distilled by adsorption75US 5,137,548 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1992
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas75US 5,394,686 ATexaco Inc. · 1995