F25J 3/04593
The air gas consuming unit is also fed by an air stream
Official title: {The air gas consuming unit is also fed by an air stream}
F25J3/04593 (The air gas consuming unit is also fed by an air stream) appears on 154 US grants and 78 published applications in this corpus.
Search patents in F25J- Granted patents
- 154
- Published applications
- 78
- Assignees
- 47
- Inventors
- 215
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 11 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 2 |
| 2002 | 3 | 7 |
| 2003 | 12 | 5 |
| 2004 | 3 | 7 |
| 2005 | 4 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 4 |
| 2008 | 0 | 2 |
| 2009 | 3 | 3 |
| 2010 | 0 | 9 |
| 2011 | 4 | 2 |
| 2012 | 3 | 6 |
| 2013 | 3 | 3 |
| 2014 | 2 | 3 |
| 2015 | 1 | 3 |
| 2016 | 0 | 1 |
| 2017 | 2 | 0 |
| 2018 | 1 | 4 |
| 2019 | 2 | 3 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 5 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and plant for the production of ammonia with renewable energy22 Jul 2025US 12,365,595 B2Stamicarbon B. V.
- Cryogenic cooling system for an aircraft15 Jul 2025US 12,358,630 B2Rtx Corporation
- Cryogenic cooling system for an aircraft8 Jul 2025US 12,351,318 B2Rtx Corporation
- Propulsion system cooling control24 Jun 2025US 12,337,974 B2Rtx Corporation
- Chilled working fluid generation and separation for an aircraft6 May 2025US 12,291,338 B2Rtx Corporation
- Cryogenic air separation enhanced gas turbine21 May 2026US 2026/0139621 A1Rtx Corporation
- Air separation method and plant18 Dec 2025US 2025/0383144 A1Linde Aktiengesellschaft
- Method and plant for the production of ammonia with renewable energy2 Jan 2025US 2025/0002360 A1Stamicarbon B. V.
- Cryogenic air separation enhanced gas turbine26 Dec 2024US 2024/0426242 A1Raytheon Technologies Corporation
- Cryogenic cooling system for an aircraft28 Sep 2023US 2023/0303254 A1Raytheon Technologies Corporation
Most cited
By later US patents
- Use of nitrogen from an air separation unit as gas turbine air compressor feed refrigerant to improve power output141US 5,388,395 AAir Products and Chemicals, Inc. · 1995
- Combined power cycle with liquefied natural gas (LNG) and synthesis or fuel gas140US 5,295,350 ATexaco Inc. · 1994
- Plant and a method for increased oil recovery126US 7,481,275 B2Statoil ASA · 2009
- Integrated process for converting hydrocarbon gas to liquids124US 6,248,794 B1Atlantic Richfield Company · 2001
- Operation method for integrated gasification combined cycle power generation system119US 5,901,547 AAir Products and Chemicals, Inc. · 1999