B03B 4/00
Separating by pneumatic tables or by pneumatic jigs
B03B4/00 (Separating by pneumatic tables or by pneumatic jigs) appears on 167 US grants and 73 published applications in this corpus.
Search patents in B03B- Granted patents
- 167
- Published applications
- 73
- Assignees
- 110
- Inventors
- 288
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 11 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 0 | 0 |
| 1999 | 10 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 2 |
| 2006 | 0 | 4 |
| 2007 | 1 | 2 |
| 2008 | 2 | 3 |
| 2009 | 2 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 4 |
| 2014 | 5 | 2 |
| 2015 | 1 | 3 |
| 2016 | 4 | 8 |
| 2017 | 6 | 4 |
| 2018 | 5 | 7 |
| 2019 | 4 | 3 |
| 2020 | 4 | 5 |
| 2021 | 3 | 3 |
| 2022 | 1 | 9 |
| 2023 | 7 | 1 |
| 2024 | 6 | 3 |
| 2025 | 3 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B03B 4/02Separating by pneumatic tables or by pneumatic jigs: using swinging or shaking80
- B03B 4/06Separating by pneumatic tables or by pneumatic jigs: using fixed and inclined53
- B03B 4/005The currents being pulsating14
- B03B 4/04Separating by pneumatic tables or by pneumatic jigs: using rotary tables or13
Recent patents
- Anti-clogging device for drywasher flow opening5 May 2026US 12,616,979 B2
- Recycling device and method for operating a recycling device13 Jan 2026US 12,521,912 B2SMG Sportplatzmaschinenbau GmbH
- Recycling device and method for operating a recycling device9 Dec 2025US 12,491,663 B2SMG Sportplatzmaschinenbau GmbH
- System for constructing building material from lunar soil and associated method12 Aug 2025US 12,384,730 B2University of Central Florida Research Foundation, Inc.
- Classification system using fluidized bed24 Jun 2025US 12,337,331 B2LG Chem.Ltd.
- Anti-clogging device for drywasher flow opening14 Aug 2025US 2025/0256285 A1
- Classification System Using Fluidized Bed21 Nov 2024US 2024/0382976 A1LG Chem.Ltd.
- Deep cleaning method for highly contaminated soil21 Nov 2024US 2024/0383024 A1Cleanaway Company Limited
- Equipment for separating bagged waste28 Mar 2024US 2024/0100541 A1Therecirculars S.L.
- Method for accelerating material cleaning by strong magnet particles and its application19 Oct 2023US 2023/0330684 A1Lvfen Environmental Protection Tech. Co., Ltd.
Most cited
By later US patents
- Method of treating solid waste, recovering the constituent materials for recycling and reuse, and producing useful products therefrom60US 5,649,785 A1997
- Separator apparatus43US 4,082,657 A1978
- Commingled waste separation apparatus and methods37US 5,344,025 AGriffin Corporation · 1994
- Nonferrous material sorting apparatus37US 5,462,172 ASenko Kogyo Co., Ltd. · 1995
- Separation of plastic materials29US 5,397,066 AMobil Oil Corporation · 1995