F04D 9/065
The driving fluid being a gas or vapour
Official title: {the driving fluid being a gas or vapour, e.g. exhaust of a combustion engine}
F04D9/065 (The driving fluid being a gas or vapour) appears on 5 US grants and 4 published applications in this corpus.
Search patents in F04D- Granted patents
- 5
- Published applications
- 4
- Assignees
- 5
- Inventors
- 16
- Latest grant
- 16 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Debris trap for capturing debris flowing in a stream of liquid and priming assembly for a pump16 May 2023US 11,649,835 B2Sulzer Management AG
- Dual priming system for a pump4 Apr 2023US 11,619,235 B2Hale Products, Inc.
- Hemispherical entrainment-type high-flow self-priming centrifugal pump3 Aug 2021US 11,078,914 B2Jiangsu University
- Inter-compressor flow divider profiling22 Sep 2020US 10,781,705 B2Pratt & Whitney Canada Corp.
- Arrangement for facilitating the start-up of not self-priming centrifugal pumps18 Nov 1986US 4,623,302 AWiederaufbereitungsanlage Karlsruhe Betriebsgesellschaft mbH
- Debris trap for capturing debris flowing in a stream of liquid and priming assembly for a pump20 Oct 2022US 2022/0333616 A1Sulzer Management AG
- Dual priming system for a pump17 Feb 2022US 2022/0049702 A1Hale Products, Inc.
- Hemispherical entrainment-type high-flow self-priming centrifugal pump12 Nov 2020US 2020/0355185 A1Jiangsu University
- Inter-compressor flow divider profiling28 May 2020US 2020/0165924 A1Pratt & Whitney Canada Corp.
Most cited
By later US patents