B01F 27/722
The helices closely surrounded by a casing
Official title: the helices closely surrounded by a casing
B01F27/722 (The helices closely surrounded by a casing) appears on 82 US grants and 105 published applications in this corpus.
Search patents in B01F- Granted patents
- 82
- Published applications
- 105
- Assignees
- 87
- Inventors
- 260
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 6 |
| 2003 | 6 | 4 |
| 2004 | 3 | 4 |
| 2005 | 3 | 5 |
| 2006 | 1 | 5 |
| 2007 | 1 | 3 |
| 2008 | 3 | 1 |
| 2009 | 2 | 2 |
| 2010 | 1 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 4 |
| 2015 | 5 | 7 |
| 2016 | 1 | 3 |
| 2017 | 3 | 5 |
| 2018 | 3 | 8 |
| 2019 | 5 | 9 |
| 2020 | 7 | 4 |
| 2021 | 5 | 6 |
| 2022 | 3 | 1 |
| 2023 | 3 | 4 |
| 2024 | 4 | 4 |
| 2025 | 3 | 7 |
| 2026 | 0 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Food processing system including extruder with hollow core screw assembly16 Sep 2025US 12,414,579 B2Wenger Manufacturing, Inc.
- Coned auger2 Sep 2025US 12,403,431 B2
- Powder blender for a system for continuous processing of powder products3 Jun 2025US 12,318,743 B2Fette Compacting GmbH
- Preshearing method for the control of the rheology and the injectability of aqueous inorganic cements6 Aug 2024US 12,053,218 B2
- Continuous extruded solids discharge7 May 2024US 11,975,297 B2Halliburton Energy Services.Inc.
- Methods and systems for co-feeding plastic waste-oil blends into a refinery reactor23 Jul 2026US 2026/0208128 A1Braskem S/A
- Slurry mixer and slurry extrusion device including the same25 Jun 2026US 2026/0175184 A1Samsung SDI.Co., Ltd.
- Mixing device and electrode mixing method4 Jun 2026US 2026/0151748 A1Samsung SDI.Co., Ltd.
- Splashguard device for a wheeled vehicle and assembly comprising such a device30 Apr 2026US 2026/0115969 A1
- Extruder23 Apr 2026US 2026/0108856 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- System for homogeneously mixing plural incoming product streams of different composition84US 6,648,501 B2Wenger Manufacturing, Inc. · 2003
- Combined blending and pumping apparatus70US 6,616,320 B2Wenger Manufacturing, Inc. · 2003
- Food processing machine54US 4,733,607 A1988
- Screw set for continuous mixer wit pyramidal mixing elements44US 6,550,959 B2Wenger Manufacturing, Inc. · 2003
- Mixing systems43US 6,517,232 B1Becker Underwood, Inc. · 2003