F25J 3/04387
Using liquid or hydraulic turbine expansion
Official title: {using liquid or hydraulic turbine expansion}
F25J3/04387 (Using liquid or hydraulic turbine expansion) appears on 64 US grants and 61 published applications in this corpus.
Search patents in F25J- Granted patents
- 64
- Published applications
- 61
- Assignees
- 22
- Inventors
- 110
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 1 |
| 2002 | 3 | 5 |
| 2003 | 5 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 0 | 4 |
| 2009 | 2 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 2 | 4 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 5 |
| 2017 | 1 | 5 |
| 2018 | 3 | 4 |
| 2019 | 2 | 1 |
| 2020 | 4 | 4 |
| 2021 | 1 | 5 |
| 2022 | 0 | 1 |
| 2023 | 3 | 5 |
| 2024 | 3 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System for storing and producing energy to stabilize the power network26 May 2026US 12,638,234 B2Saipem S.P.A.
- Integrated multicomponent refrigerant and air separation process for producing liquid oxygen15 Oct 2024US 12,117,240 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Process and apparatus for the separation of air by cryogenic distillation3 Sep 2024US 12,078,415 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and apparatus for air separation by cryogenic distillation2 Jul 2024US 12,025,372 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and apparatus for separating air by cryogenic distillation26 Dec 2023US 11,852,408 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Cryogenic air rectification system, control unit, air separation unit and method of cryogenically separating air8 May 2025US 2025/0146746 A1Linde Aktiengesellschaft
- System for storing and producing energy to stabilize the power network22 Feb 2024US 2024/0060717 A1Saipem S.P.A.
- System and method for gas liquefication18 Jan 2024US 2024/0019207 A1
- Apparatus and method for separating air21 Dec 2023US 2023/0408193 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Method and apparatus for cryogenic air separation23 Mar 2023US 2023/0090158 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Combined air separation natural gas liquefaction plant104US 7,143,606 B2L'Air Liquide-Societe Anonyme a'Directoire et Conseil de Surveillance pour l'Etide et l'Exploitation des Procedes Georges Claude · 2006
- Liquefied natural gas refrigeration transfer to a cryogenics air separation unit using high presure nitrogen stream67US 5,137,558 AAir Products and Chemicals, Inc. · 1992
- Production of liquid nitrogen using liquefied natural gas as sole refrigerant48US 5,139,547 AAir Products and Chemicals, Inc. · 1992
- Use of liquefied natural gas (LNG) coupled with a cold expander to produce liquid nitrogen38US 5,141,543 AAir Products and Chemicals, Inc. · 1992
- Air separation with medium pressure enrichment30US 4,433,989 A1984