B07B 9/02
Combinations of similar or different apparatus for separating solids from solids using
Official title: Combinations of similar or different apparatus for separating solids from solids using gas currents
B07B9/02 (Combinations of similar or different apparatus for separating solids from solids using) appears on 229 US grants and 151 published applications in this corpus.
Search patents in B07B- Granted patents
- 229
- Published applications
- 151
- Assignees
- 165
- Inventors
- 418
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 13 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 5 |
| 2006 | 3 | 6 |
| 2007 | 4 | 3 |
| 2008 | 0 | 9 |
| 2009 | 2 | 5 |
| 2010 | 4 | 7 |
| 2011 | 7 | 9 |
| 2012 | 7 | 2 |
| 2013 | 3 | 4 |
| 2014 | 8 | 6 |
| 2015 | 6 | 11 |
| 2016 | 3 | 11 |
| 2017 | 16 | 9 |
| 2018 | 8 | 9 |
| 2019 | 10 | 10 |
| 2020 | 7 | 5 |
| 2021 | 9 | 7 |
| 2022 | 4 | 14 |
| 2023 | 5 | 7 |
| 2024 | 8 | 4 |
| 2025 | 6 | 2 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compact device for sorting bulk solid products16 Jun 2026US 12,654,203 B2
- Gravel circulation dry electrostatic precipitator26 May 2026US 12,636,660 B2Metro Engineering Co., Ltd.
- System and method for an agricultural harvester28 Apr 2026US 12,611,699 B2CNH Industrial Canada, Ltd.
- Particle separation device for additive manufacture and additive manufacturing apparatus30 Dec 2025US 12,508,627 B2Addup
- Apparatus and method for flexible classification of polyand/ or monocrystalline silicon3 Jun 2025US 12,318,814 B2Alztec GmbH
- Method for the separation and recovery of plastics and contaminants through multi-stage separation process13 Aug 2026US 2026/0233268 A1
- Compact device for sorting bulk solid products16 Apr 2026US 2026/0102790 A1Demetra S.R.L.
- Systems and methods for particle classification2 Oct 2025US 2025/0303449 A1Group14 Technologies, Inc.
- Pneumatic classifier24 Jul 2025US 2025/0235896 A1Nisshin Engineering Inc.
- Gravel circulation dry electrostatic precipitator21 Nov 2024US 2024/0382977 A1Metro Engineering Co., Ltd.
Most cited
By later US patents
- Sifter for sifting granular material and grinding system with insertion of such a sifter37US 5,392,998 AKloeckner-Humboldt-Deutz AG · 1995
- Air classifier for light reusable materials separation from a stream of non-shredded solid waste35US 5,025,929 ASorain Cecchini Recovery, Incorporated · 1991
- Apparatus for crushing material containing particles that are hard to pulverize34US 3,951,347 APolysius AG · 1976
- Method and apparatus for reducing and classifying mineral crystalline and brittle noncrystalline material33US 4,418,871 AP.V. Machining, Inc. · 1983
- Threshed tobacco lead separator33US 4,465,194 AUniversal Leaf Tobacco Company, Inc. · 1984