B01F 33/4021
The gas being introduced through the shaft of the stirring element
Official title: {the gas being introduced through the shaft of the stirring element}
B01F33/4021 (The gas being introduced through the shaft of the stirring element) appears on 16 US grants and 10 published applications in this corpus.
Search patents in B01F- Granted patents
- 16
- Published applications
- 10
- Assignees
- 18
- Inventors
- 59
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotor of gas dispersion arrangement4 Aug 2026US 12,697,626 B2Metso Finland Oy
- Powder rotary fluidization device and method thereof14 May 2024US 11,980,859 B2Suzhou Inhal Pharma Co., Ltd.
- Pivot arm systems for mixing in bioreactors4 Jul 2023US 11,692,165 B2ExxonMobil Technology and Engineering Company
- System and method for starting up stirring machines in a sediment9 Apr 2019US 10,252,227 B2EKATO Ruehr- und Mischtecnik GmbH
- Mixing device comprising at least four outlet arms having diverse vertical angles28 Aug 2018US 10,058,831 B2Windmoller & Holscher
- System and method for gas blade mixing of battery electrode slurries12 Jun 2025US 2025/0186953 A1GM Global Technology Operations LLC
- Rotor of gas dispersion arrangement8 Aug 2024US 2024/0261800 A1Metso Finland Oy
- Powder rotary fluidization device and method thereof29 Feb 2024US 2024/0066480 A1Suzhou Inhal Pharma Co., Ltd.
- Pivot arm systems for mixing in bioreactors18 Feb 2021US 2021/0047608 A1ExxonMobil Technology and Engineering Company
- Air-stirred tank reactor (astr) for production of microorganisms and cell cultures8 Oct 2020US 2020/0318054 A1Arizona Board of Regents on Behalf of the University of Arizona
Most cited
By later US patents
- Apparatus for maintaining solids in a suspension and a method of using it29US 4,249,828 AAlsthom-Atlantique · 1981
- Conical-bottom silo, particularly suitable for small-sized plastic material and rubber with high elasticity properties, having a discontinuous screw stirrer16US 5,505,537 ASorema S.r.l. · 1996
- Rotating nozzle sparging system for suspension fertilizer tanks15US 4,100,610 AJohn Blue Company Division of Subscription Television, Inc. · 1978
- Systems to store and agitate fuel9US 8,366,312 B1United Services Automobile Association (USAA) · 2013
- Mixer for fluid or solid substances6US 6,634,625 B1Modutech S.A. · 2003