B07B 4/06
Using revolving drums
Official title: using revolving drums
B07B4/06 (Using revolving drums) appears on 50 US grants and 26 published applications in this corpus.
Search patents in B07B- Granted patents
- 50
- Published applications
- 26
- Assignees
- 32
- Inventors
- 83
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 4 | 5 |
| 2017 | 5 | 4 |
| 2018 | 0 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 4 |
| 2022 | 1 | 0 |
| 2023 | 1 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for separating the components of a mixture of fibers and granules by electrostatic neutralization and screening, and corresponding unit10 Feb 2026US 12,544,788 B2Centre National De La Recherche Scientifique
- Feather separation system and feather separation method, and method for producing recycled feathers20 May 2025US 12,303,943 B2Toray Industries, Inc.
- Method of glue-coating plant particles4 Mar 2025US 12,240,142 B2Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
- Systems and methods for sorting insects10 Oct 2023US 11,780,041 B2Beta Hatch Inc.
- Dust and particle separator with vortical action20 Sep 2022US 11,446,705 B2
- Method for separating the components of a mixture of fibers and granules by electrostatic neutralization and screening, and corresponding unit9 Jan 2025US 2025/0010336 A1Centre National De La Recherche Scientifique
- Feather separation system and feather separation method, and method for producing recycled feathers2 Nov 2023US 2023/0347383 A1Toray Industries, Inc.
- Method of glue-coating plant particles19 Jan 2023US 2023/0019663 A1Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
- System for glue-coating plant particles9 Dec 2021US 2021/0379793 A1Siempelkamp Maschinen- und Anlagenbau GmbH & Co. KG
- Systems and methods for sorting insects11 Nov 2021US 2021/0346997 A1Beta Hatch Inc.
Most cited
By later US patents
- Pyrolysis process for reclaiming desirable materials from vehicle tires41US 6,221,329 B1Svedala Industries, Inc. · 2001
- Air classifier for light reusable materials separation from a stream of non-shredded solid waste35US 5,025,929 ASorain Cecchini Recovery, Incorporated · 1991
- Trommel material air classifier28US 5,091,077 A1992
- Wood chip screens23US 4,043,901 AGauld Equipment Sales Company · 1977
- Waste sorting machine19US 4,018,675 A1977