F04D 17/14
With means for changing the flow-path through the stages
Official title: with means for changing the flow-path through the stages, e.g. series-parallel, e.g. side-loads, (surge control F04D27/02)
F04D17/14 (With means for changing the flow-path through the stages) appears on 23 US grants and 24 published applications in this corpus.
Search patents in F04D- Granted patents
- 23
- Published applications
- 24
- Assignees
- 21
- Inventors
- 67
- Latest grant
- 30 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 3 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 3 |
| 2018 | 2 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 3 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Modularized Subsea Compressor Train and Method of Installation6 Apr 2023US 2023/0107601 A1FMC Kongsberg Subsea AS
- Centrifugal compressor with recirculation passage26 Jan 2023US 2023/0025097 A1Carrier Corporation
- Turbofan7 Jul 2022US 2022/0213898 A1Daikin Industries, Ltd.
- Centrifugal compressor with recirculation passage13 Jan 2022US 2022/0010802 A1Carrier Corporation
Most cited
By later US patents
- Multishaft geared multishaft turbocompressor with return channel stages and radial expaner18US 5,490,760 AMAN Gutehoffnungshutte Aktiengesellschaft · 1996
- Pump and housing configuration for inflating and deflating an air mattress13US 9,211,019 B2Rapid Air LLC · 2015
- Multistage exhaust turbocharger12US 8,028,525 B2Mitsubishi Heavy Industries, Ltd. · 2011
- Compression apparatus10US 5,791,159 ASulzer Turbo AG · 1998
- Multiphase centrifugal compressor10US 7,107,973 B1Accessible Technologies, Inc. · 2006