B01F 27/25
Mixers with both stirrer and drive unit submerged in the material being
Official title: Mixers with both stirrer and drive unit submerged in the material being mixed
B01F27/25 (Mixers with both stirrer and drive unit submerged in the material being) appears on 176 US grants and 108 published applications in this corpus.
Search patents in B01F- Granted patents
- 176
- Published applications
- 108
- Assignees
- 87
- Inventors
- 248
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 0 |
| 2004 | 3 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 3 |
| 2009 | 0 | 3 |
| 2010 | 2 | 7 |
| 2011 | 2 | 5 |
| 2012 | 6 | 4 |
| 2013 | 4 | 6 |
| 2014 | 6 | 8 |
| 2015 | 8 | 13 |
| 2016 | 6 | 6 |
| 2017 | 10 | 8 |
| 2018 | 4 | 8 |
| 2019 | 11 | 8 |
| 2020 | 6 | 6 |
| 2021 | 6 | 5 |
| 2022 | 3 | 3 |
| 2023 | 3 | 6 |
| 2024 | 4 | 2 |
| 2025 | 3 | 1 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Jet propulsion dry powder dissolution unit that uses a submersible actuator14 Jul 2026US 12,678,744 B2
- Manure arrangement and a method for controlling operation of a manure arrangement9 Jun 2026US 12,648,508 B2DeLaval Holding AB
- Liquid manure agitation14 Apr 2026US 12,599,877 B2Bazooka-Farmstar, LLC
- Vortex disruptor for a liquid circulator17 Mar 2026US 12,576,377 B2Kasco Marine, Inc.
- Hydrodynamic cavitation generating device and method10 Mar 2026US 12,569,817 B2China University of Petroleum (East China)
- Stirrer Assembly2 Jul 2026US 2026/0183729 A1KSB SE & Co. KGaA
- Liquid manure agitation26 Mar 2026US 2026/0084122 A1Bazooka-Farmstar, LLC
- Stirrer Arrangement23 Oct 2025US 2025/0325948 A1KSB SE & Co. KGaA
- Liquid manure agitation18 Jul 2024US 2024/0238739 A1
- Submersible Aeration Apparatus21 Mar 2024US 2024/0091720 A1Tsurumi Manufacturing Co., Ltd.
Most cited
By later US patents
- Aeration apparatus and method47US 4,732,682 APoscon, Inc. · 1988
- Liquid moving and mixing apparatus44US 4,014,526 A1977
- Temperature adjusted water aerator and circulation system43US 5,996,977 A1999
- Horizontal mixing aerator40US 4,431,597 AAir-O-Lator Corporation · 1984
- Apparatus for gas absorption in a liquid39US 5,085,809 ABarrett, Haentjens & Co. · 1992