B01F 27/8111
The stirrers co-operating with stationary guiding elements
Official title: {the stirrers co-operating with stationary guiding elements, e.g. surrounding stators or intermeshing stators (B01F27/812 takes precedence)}
B01F27/8111 (The stirrers co-operating with stationary guiding elements) appears on 64 US grants and 71 published applications in this corpus.
Search patents in B01F- Granted patents
- 64
- Published applications
- 71
- Assignees
- 47
- Inventors
- 132
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 4 |
| 2005 | 0 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 3 |
| 2008 | 3 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 3 |
| 2012 | 5 | 4 |
| 2013 | 3 | 4 |
| 2014 | 3 | 2 |
| 2015 | 2 | 6 |
| 2016 | 3 | 3 |
| 2017 | 0 | 0 |
| 2018 | 5 | 5 |
| 2019 | 2 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 4 |
| 2022 | 4 | 9 |
| 2023 | 2 | 1 |
| 2024 | 3 | 2 |
| 2025 | 7 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydration systems and methods17 Mar 2026US 12,576,556 B2Schlumberger Technology Corporation
- Impeller assembly and solid-liquid mixing device using same16 Sep 2025US 12,415,166 B2Shangshui Smartech Ltd.
- Stirrer10 Jun 2025US 12,325,010 B2M. Technique Co., Ltd.
- Impeller assembly for dispersing solid in liquid utilizing curved baffle plate and solid-liquid mixing device using impeller assembly27 May 2025US 12,311,325 B2Shangshui Smartech Ltd.
- Production method for treatment solution for forming insulating coating, production method for steel sheet having insulating coating, and production apparatus for treatment solution for forming insulating coating27 May 2025US 12,312,694 B2Jfe Steel Corporation
- Curing device for curing capsules30 Jul 2026US 2026/0216672 A1Microcaps AG
- Method for manufacturing an article at least partially made of cellulose fibers, and article at least partially made of cellulose fibers12 Mar 2026US 2026/0071389 A1Storopack Hans Reichenecker GmbH
- A rotor blade intended for a rotor in a mixer and a rotor-stator system18 Dec 2025US 2025/0381534 A1Sanso Mixing AB
- Method and device for the digestion of starch19 Jun 2025US 2025/0197530 A1Pga Putz-Granitzer-Anlagenbau Gesellschaft M.B.H.
- Impeller assembly and solid-liquid mixing device using same22 May 2025US 2025/0161894 A1Shangshui Smartech Ltd.
Most cited
By later US patents
- Mixing system including a flexible bag, specific flexible bag and locating system for the mixing system46US 8,282,267 B2Artelis S.A. · 2012
- Apparatus for mixing and pumping slurry42US 4,594,006 A1986
- Apparatus for mixing particles into a liquid medium30US 6,491,423 B1MC21 Incorporated · 2002
- Milkshake machine29US 5,795,062 AHamilton Beach/Proctor-Silex, Inc. · 1998
- Method of cell cultures and device for implementing it28US 8,137,959 B2Artelis S.A. · 2012