F25J 3/04145
Mechanically coupling of different compressors of the air fractionation process to the
Official title: {Mechanically coupling of different compressors of the air fractionation process to the same driver(s)}
F25J3/04145 (Mechanically coupling of different compressors of the air fractionation process to the) appears on 41 US grants and 33 published applications in this corpus.
Search patents in F25J- Granted patents
- 41
- Published applications
- 33
- Assignees
- 25
- Inventors
- 74
- Latest grant
- 30 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 3 |
| 2002 | 5 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 0 | 3 |
| 2009 | 2 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 0 | 3 |
| 2018 | 0 | 4 |
| 2019 | 2 | 1 |
| 2020 | 3 | 0 |
| 2021 | 3 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Process for cryogenic fractionation of air, air fractionation plant and integrated system composed of at least two air fractionation plants30 Dec 2025US 12,510,294 B2Linde Aktiengesellschaft
- Method and device for producing air product based on cryogenic rectification14 Feb 2023US 11,578,916 B2L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georqes Claude
- Method and apparatus for the cryogenic separation of air7 Dec 2021US 11,193,710 B2Linde Aktiengesellschaft
- Systems and methods for power production using nested CO2 cycles16 Nov 2021US 11,174,759 B28 Rivers Capital, LLC
- Method and apparatus for obtaining a compressed gas product by cryogenic separation of air4 May 2021US 10,995,983 B2Linde Aktiengesellschaft
- Process for cryogenic fractionation of air, air fractionation plant and integrated system composed of at least two air fractionation plants1 Jun 2023US 2023/0168030 A1Linde Aktiengesellschaft
- Cryogenic rectification process-based method for producing air product, and air separation system13 May 2021US 2021/0140708 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and device for producing air product based on cryogenic rectification11 Mar 2021US 2021/0071948 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Systems and methods for power production using nested co2 cycles12 Dec 2019US 2019/0376419 A18 Rivers Capital, LLC
- Compression train including one centrifugal compressor and lng plant26 Jul 2018US 2018/0209728 A1Nuovo Pignone Tecnologie Srl
Most cited
By later US patents
- Solid-fueled power generation system with carbon dioxide sequestration and method therefor203US 6,148,602 ANorther Research & Engineering Corporation · 2000
- Closed cycle gas turbine for gaseous production199US 4,434,613 AGeneral Electric Company · 1984
- High pressure gasification of coal using nitrogen dilution of waste gas from steam generator57US 4,019,314 ALinde Aktiengesellschaft · 1977
- Combined gas-steam power plant with a fuel gasification device41US 4,250,704 AKraftwerk Union Aktiengesellschaft · 1981
- Air separation process with single distillation column for combined gas turbine system35US 4,382,366 AAir Products and Chemicals, Inc. · 1983