F04B 39/064
Cooling by a cooling jacket in the pump casing
Official title: {Cooling by a cooling jacket in the pump casing}
F04B39/064 (Cooling by a cooling jacket in the pump casing) appears on 94 US grants and 109 published applications in this corpus.
Search patents in F04B- Granted patents
- 94
- Published applications
- 109
- Assignees
- 90
- Inventors
- 264
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 3 |
| 2007 | 0 | 2 |
| 2008 | 0 | 5 |
| 2009 | 1 | 2 |
| 2010 | 3 | 3 |
| 2011 | 0 | 2 |
| 2012 | 3 | 4 |
| 2013 | 1 | 4 |
| 2014 | 2 | 5 |
| 2015 | 4 | 10 |
| 2016 | 3 | 5 |
| 2017 | 5 | 6 |
| 2018 | 4 | 4 |
| 2019 | 5 | 10 |
| 2020 | 6 | 7 |
| 2021 | 5 | 10 |
| 2022 | 11 | 5 |
| 2023 | 3 | 6 |
| 2024 | 4 | 7 |
| 2025 | 6 | 1 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pump comprising a pressure chamber and a cooling system25 Aug 2026US 12,716,407 B2KNF Neuberger GmbH
- Sensor cleaning apparatus14 Jul 2026US 12,679,307 B2Hyundai Motor Company
- Power supply comprising a hydraulic machine exhibiting improved integration14 Jul 2026US 12,683,454 B2Poclain Hydraulics Industrie
- Installation for pumping cryogenic fluid and filling station comprising such an installation2 Jun 2026US 12,644,442 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Compressor installation25 Nov 2025US 12,478,921 B2Atlas Copco Airpower, Naamloze Vennootschap
- Near-isothermal gas compressor and/or /expander system30 Jul 2026US 2026/0218693 A1University of Virginia Patent Foundation
- Hinged coolers23 Apr 2026US 2026/0110502 A1Sullair Corporation
- Pump Assembly with Hydraulic System Cooling26 Mar 2026US 2026/0085676 A1Exel Industries
- Pump comprising a pressure chamber and a cooling system19 Jun 2025US 2025/0198402 A1KNF Neuberger GmbH
- Installation for pumping cryogenic fluid and filling station comprising such an installation21 Nov 2024US 2024/0384710 A1L'Air Liquide, Societe Anonyme pour I'Etude et l'Exploitation des Procedes Georges Claude
Most cited
By later US patents
- Compression unit for a volumetric compressor without lubrification94US 10,830,225 B2Mgf S.R.L. · 2020
- Isothermal compressor apparatus and method92US 4,242,878 ASplit Cycle Energy Systems, Inc. · 1981
- Piston compressor58US 4,393,752 ASulzer Brothers Limited · 1983
- Method and apparatus for compressing a gas to a high pressure48US 7,527,482 B2Westport Power Inc. · 2009
- Condensed liquid pump for compressor body cooling46US 5,694,780 A1997