F04D 9/003
Separating and removing the vapour
Official title: {separating and removing the vapour}
F04D9/003 (Separating and removing the vapour) appears on 109 US grants and 67 published applications in this corpus.
Search patents in F04D- Granted patents
- 109
- Published applications
- 67
- Assignees
- 72
- Inventors
- 235
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 0 | 5 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 3 |
| 2014 | 2 | 5 |
| 2015 | 1 | 4 |
| 2016 | 2 | 4 |
| 2017 | 6 | 0 |
| 2018 | 2 | 1 |
| 2019 | 3 | 5 |
| 2020 | 2 | 1 |
| 2021 | 5 | 6 |
| 2022 | 4 | 1 |
| 2023 | 4 | 6 |
| 2024 | 4 | 2 |
| 2025 | 6 | 7 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Energy irrigation pump truck4 Aug 2026US 12,696,854 B2Zhejiang University of Water Resources and Electric Power
- Method for controlling of a pump unit and a pump unit for pumping liquid or suspension5 May 2026US 12,618,413 B2Sulzer Management AG
- Automatic exhaust mechanism17 Feb 2026US 12,553,442 B2Belgravia Wood Limited
- Impeller rotor seal runner with divergent guide surface30 Dec 2025US 12,510,082 B1Pratt & Whitney Canada Corp.
- Automatic exhaust mechanism25 Nov 2025US 12,480,499 B2Belgravia Wood Limited
- Gas separator for electric submersible pump2 Jul 2026US 2026/0185436 A1Halliburton Energy Services.Inc.
- Automatic exhaust mechanism21 May 2026US 2026/0139677 A1Belgravia Wood Limited
- Impeller rotor seal runner with anti-rotation feature7 May 2026US 2026/0126046 A1Pratt & Whitney Canada Corp.
- Method for controlling of a pump unit and a pump unit for pumping liquid or suspension20 Nov 2025US 2025/0354557 A1Sulzer Management AG
- Method for controlling of a pump unit and a pump unit for pumping liquid or suspension20 Nov 2025US 2025/0354561 A1Sulzer Management AG
Most cited
By later US patents
- Liquid-gas separator apparatus109US 4,481,020 ATRW Inc. · 1984
- Submersible well pump gas separator71US 5,207,810 ABaker Hughes Incorporated · 1993
- Pump for and method of separating gas from a fluid to be pumped48US 4,981,413 AA. Ahlstrom Corporation · 1991
- System for pumping fluids from horizontal wells42US 5,271,725 AOryx Energy Company · 1993
- Fuel pump for an automotive vehicle having a vapor discharge port39US 4,591,311 ANippondenso Co., Ltd. · 1986