B01F 23/23365
The gas being introduced at the radial periphery of the stirrer
Official title: {the gas being introduced at the radial periphery of the stirrer}
B01F23/23365 (The gas being introduced at the radial periphery of the stirrer) appears on 22 US grants and 23 published applications in this corpus.
Search patents in B01F- Granted patents
- 22
- Published applications
- 23
- Assignees
- 22
- Inventors
- 54
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 1 |
| 2017 | 1 | 3 |
| 2018 | 0 | 0 |
| 2019 | 0 | 3 |
| 2020 | 2 | 1 |
| 2021 | 0 | 3 |
| 2022 | 1 | 1 |
| 2023 | 2 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device and method for gassing a liquid31 Mar 2026US 12,589,367 B2Cetotec GmbH
- Sparger device for a bioprocessing system and method of manufacturing a sparger device10 Jun 2025US 12,324,895 B2Global Life Sciences Solutions USA LLC
- Mixing device10 Dec 2024US 12,161,981 B2RAMPF Production Systems GmbH & Co. KG
- Hyperboloid agitator for circulating liquids, and agitating and gassing device22 Aug 2023US 11,731,090 B2Invent Umwelt-Und Verfahrenstechnik AG
- Stirring element device11 Apr 2023US 11,623,185 B2EKATO Rühr- und Mischtechnik GmbH
- Method of manufacturing a sparger device for a bioprocessing system17 Jul 2025US 2025/0229074 A1Global Life Sciences Solutions USA LLC
- Agitator24 Oct 2024US 2024/0350991 A1Shimadzu Corporation
- Device and method for gassing a liquid24 Aug 2023US 2023/0264153 A1Cetotec GmbH
- Mixing device17 Feb 2022US 2022/0047997 A1Rampf Holding GmbH & Co. KG
- Hyperboloid agitator for circulating liquids, and agitating and gassing device23 Dec 2021US 2021/0394132 A1Invent Umwelt-Und Verfahrenstechnik AG
Most cited
By later US patents
- Fermentor/bioreactor systems having high aeration capacity55US 5,075,234 A1991
- Liquid phase oxidation reactor35US 6,805,847 B2Pohang University of Science and Technology Foundation · 2004
- Fluid diffuser for gases and liquids25US 4,521,349 AA. R. Wilfley & Sons, Inc. · 1985
- Mixing systems having agitators for mixing gas with liquid16US 4,454,078 AGeneral Signal Corporation · 1984
- Mass transfer mixing system especially for gas dispersion in liquids or liquid suspensions16US 4,882,098 AGeneral Signal Corporation · 1989