F04F 5/42
Jet pumps, i.e. devices in which flow is induced by pressure drop
Official title: characterised by the input flow of inducing fluid medium being radial or tangential to output flow (cyclones B04C)
F04F5/42 (Jet pumps, i.e. devices in which flow is induced by pressure drop) appears on 60 US grants and 38 published applications in this corpus.
Search patents in F04F- Granted patents
- 60
- Published applications
- 38
- Assignees
- 38
- Inventors
- 99
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 4 |
| 2014 | 1 | 2 |
| 2015 | 4 | 3 |
| 2016 | 1 | 0 |
| 2017 | 2 | 3 |
| 2018 | 0 | 2 |
| 2019 | 6 | 6 |
| 2020 | 0 | 3 |
| 2021 | 5 | 2 |
| 2022 | 5 | 6 |
| 2023 | 4 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Pump4 Mar 2025US 12,241,481 B2Repg Enerji Sistemleri Sanayi Ve Ticaret Anonim Sirketi
- Rotational flow generator, piping system, semiconductor manufacturing apparatus, and heat exchanger16 Jul 2024US 12,038,023 B2Contamination Control Services
- Gas compressor with reduced energy loss5 Dec 2023US 11,835,067 B2Carnot Compression Inc.
- Gas compressor with reduced energy loss15 Aug 2023US 11,725,672 B2Carnot Compression Inc.
- Aspirator air vent valve13 Jun 2023US 11,673,675 B2Goodrich Corporation
- Jet ejector arrangement, system and use thereof and method for operating the same4 Sep 2025US 2025/0276337 A1Yara International Asa
- Pump11 Jan 2024US 2024/0011508 A1Repg Enerji Sistemleri Sanayi Ve Ticaret Anonim Sirketi
- Liquid blade pump21 Sep 2023US 2023/0296095 A1
- Pneumatic suction device, pneumatic sanding system implementing such a device and corresponding facility27 Jul 2023US 2023/0234185 A1
- Hybrid hydrocarbon lift system and method6 Oct 2022US 2022/0316303 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Spiral jet fluid mixer40US 5,322,222 A1994
- Gas jet pump, and apparatus using same38US 4,222,763 A1980
- Method and apparatus for total energy systems37US 4,430,046 ACTP Partners · 1984
- Pressure exchanging ejector and methods of use35US 6,138,456 AThe George Washington University · 2000
- Snow-making nozzle assembly26US 4,145,000 A1979