B07B 7/01
Selective separation of solid materials carried by, or dispersed in, gas currents
Official title: using gravity
B07B7/01 (Selective separation of solid materials carried by, or dispersed in, gas currents) appears on 105 US grants and 82 published applications in this corpus.
Search patents in B07B- Granted patents
- 105
- Published applications
- 82
- Assignees
- 91
- Inventors
- 241
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 2 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 0 |
| 2007 | 1 | 2 |
| 2008 | 1 | 2 |
| 2009 | 2 | 3 |
| 2010 | 2 | 1 |
| 2011 | 2 | 6 |
| 2012 | 0 | 1 |
| 2013 | 4 | 2 |
| 2014 | 3 | 3 |
| 2015 | 0 | 7 |
| 2016 | 3 | 6 |
| 2017 | 7 | 6 |
| 2018 | 5 | 5 |
| 2019 | 5 | 3 |
| 2020 | 3 | 7 |
| 2021 | 6 | 6 |
| 2022 | 6 | 7 |
| 2023 | 6 | 4 |
| 2024 | 4 | 4 |
| 2025 | 3 | 0 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust system and exhaust method using buffer29 Sep 2026US 12,746,501 B2Samsung Electronics Co., Ltd.
- Classification device and shot processing device24 Mar 2026US 12,583,017 B2Sintokogio, Ltd.
- Processes and systems for removing coke particles from a pyrolysis effluent18 Nov 2025US 12,473,497 B2ExxonMobil Engineering & Technology Company
- Separation method for valuable resources20 May 2025US 12,303,912 B2Dowa Eco-System Co., Ltd.
- Feather separation system and feather separation method, and method for producing recycled feathers20 May 2025US 12,303,943 B2Toray Industries, Inc.
- Method for cleaning bulk material, and separating device13 Aug 2026US 2026/0233253 A1Wittmann Technology GmbH
- Metal powder contaminant removal6 Aug 2026US 2026/0226583 A1
- Vacuuming system for separating undesirable particles from land matter and method using same11 Jun 2026US 2026/0158523 A1Technologie Hoola One Inc.
- Adjustable static classifier12 Sep 2024US 2024/0299983 A1Schenck Process LLC
- Exhaust system and exhaust method using buffer4 Apr 2024US 2024/0109017 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Low velocity air classifier27US 4,853,112 A1989
- Method and apparatus for separating tobacco mixture into lighter and heavier fractions20US 4,475,562 APhilip Morris Incorporated · 1984
- Automated recycling center for aluminum cans20US 5,704,558 ACan Depot, L.P. · 1998
- Method and apparatus using feed conveying fluid for blending the feed and/or separating debris from the feed19US 5,018,869 AFuller Company · 1991
- Apparatus for classifying dust materials17US 4,266,673 AWibau Maschinenfabrik Hartmann AG · 1981