F26B 11/0481
The elements having a screw- or auger-like shape, or form screw- or
Official title: {the elements having a screw- or auger-like shape, or form screw- or auger-like channels}
F26B11/0481 (The elements having a screw- or auger-like shape, or form screw- or) appears on 18 US grants and 20 published applications in this corpus.
Search patents in F26B- Granted patents
- 18
- Published applications
- 20
- Assignees
- 15
- Inventors
- 45
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 2 | 0 |
| 2015 | 0 | 3 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 6 |
| 2024 | 1 | 1 |
| 2025 | 4 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Integrated drying process and device for dry granulated slag and sludge2 Jun 2026US 12,644,161 B2Baoshan Iron & Steel Co., Ltd.
- Cathode material integrated processing device30 Dec 2025US 12,508,619 B2Dae Sung Machinery Co., Ltd.
- Cathode material integrated processing device11 Nov 2025US 12,465,934 B2Dae Sung Machinery Co., Ltd.
- Cathode material integrated processing device30 Sep 2025US 12,427,536 B2Dae Sung Machinery Co., Ltd.
- Method and device for drying fine particulate material such as fracking sand29 Apr 2025US 12,287,146 B2Industrial Process Systems, Inc.
- Drying treatment apparatus24 Jul 2025US 2025/0237435 A1Toyota Jidosha Kabushiki Kaisha
- Process for production of an infill material for a synthetic turf surface10 Apr 2025US 2025/0116075 A1
- Freeze-dried product14 Mar 2024US 2024/0085107 A1MII Ltd.
- Integrated drying process and device for dry granulated slag and sludge21 Sep 2023US 2023/0295754 A1Baoshan Iron & Steel Co., Ltd.
- Cathode material integrated processing device7 Sep 2023US 2023/0278052 A1Dae Sung Machinery Co., Ltd.
Most cited
By later US patents
- Process and apparatus for drying or heating a particulate material13US 4,474,553 AAsahi Glass Company, Limited · 1984
- Methods and apparatus for de-watering sludge13US 6,451,213 B2Wawcon, Inc. · 2002
- Apparatus and method for pasteurizing and drying sludge9US 5,361,708 A1994
- Sludge drier6US 5,561,917 A1996
- Methods and apparatus for de-watering sludge6US 6,241,902 B1Wawcon, Inc. · 2001