B01F 23/2334
Provided with stationary guiding means surrounding at least partially the stirrer
Official title: {provided with stationary guiding means surrounding at least partially the stirrer}
B01F23/2334 (Provided with stationary guiding means surrounding at least partially the stirrer) appears on 251 US grants and 129 published applications in this corpus.
Search patents in B01F- Granted patents
- 251
- Published applications
- 129
- Assignees
- 146
- Inventors
- 367
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 9 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 8 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 5 | 5 |
| 2002 | 7 | 3 |
| 2003 | 5 | 2 |
| 2004 | 4 | 8 |
| 2005 | 1 | 4 |
| 2006 | 0 | 5 |
| 2007 | 4 | 6 |
| 2008 | 6 | 17 |
| 2009 | 3 | 7 |
| 2010 | 14 | 10 |
| 2011 | 4 | 8 |
| 2012 | 6 | 5 |
| 2013 | 6 | 7 |
| 2014 | 8 | 4 |
| 2015 | 2 | 5 |
| 2016 | 6 | 3 |
| 2017 | 5 | 6 |
| 2018 | 2 | 5 |
| 2019 | 0 | 6 |
| 2020 | 4 | 1 |
| 2021 | 4 | 4 |
| 2022 | 1 | 2 |
| 2023 | 3 | 2 |
| 2024 | 3 | 2 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device and method for gassing a liquid31 Mar 2026US 12,589,367 B2Cetotec GmbH
- Device for the gasification, pumping and mixing of fluids12 Nov 2024US 12,138,604 B2
- Submersible aeration apparatus9 Apr 2024US 11,951,447 B1Tsurumi Manufacturing Co., Ltd.
- Water and wastewater conditioning apparatus26 Mar 2024US 11,938,452 B2Rezolv Technology LLC
- Nano-micro bubble generator10 Oct 2023US 11,779,890 B2Cyag Co., Ltd.
- Continuous flow reactor with removable insert with baffles9 Oct 2025US 2025/0312765 A1Stoli Catalysts Ltd.
- Bubble generating apparatus and fermentation tank including same11 Sep 2025US 2025/0281890 A1Cj Cheiljedang Corporation
- Aerating blender11 Jul 2024US 2024/0226833 A1University of South Carolina
- Submersible Aeration Apparatus21 Mar 2024US 2024/0091720 A1Tsurumi Manufacturing Co., Ltd.
- Device and method for gassing a liquid24 Aug 2023US 2023/0264153 A1Cetotec GmbH
Most cited
By later US patents
- Apparatus for mixing a liquid phase and a gaseous phase92US 4,051,204 A1977
- Zero waste effluent desalination system66US 5,520,816 A1996
- Zero waste effluent water desalination system64US 6,103,125 A2000
- Gas-liquid mixing process and apparatus59US 4,919,849 AUnion Carbide Industrial Gases Technology Corporation · 1990
- Fermentor/bioreactor systems having high aeration capacity55US 5,075,234 A1991