B03B 5/48
Washing granular, powdered or lumpy materials: by mechanical classifiers
Official title: by mechanical classifiers
B03B5/48 (Washing granular, powdered or lumpy materials: by mechanical classifiers) appears on 174 US grants and 112 published applications in this corpus.
Search patents in B03B- Granted patents
- 174
- Published applications
- 112
- Assignees
- 104
- Inventors
- 271
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 3 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 3 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 3 | 6 |
| 2014 | 4 | 4 |
| 2015 | 7 | 5 |
| 2016 | 2 | 8 |
| 2017 | 7 | 10 |
| 2018 | 7 | 1 |
| 2019 | 6 | 9 |
| 2020 | 6 | 5 |
| 2021 | 3 | 5 |
| 2022 | 11 | 13 |
| 2023 | 13 | 10 |
| 2024 | 11 | 7 |
| 2025 | 8 | 9 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and device for washing/cleaning granular material from slag and washing/cleaning bottom/boiler ash from a thermal waste treatment, and mineral residue and recycling material21 Jul 2026US 12,686,038 B2Pro Clir GmbH
- Energy aware processing load distribution system and method16 Jun 2026US 12,656,842 B2The Research Foundation for The State University of New York
- Apparatus and method for efficient estimation of the energy dissipation of processor based systems2 Jun 2026US 12,645,270 B2The Research Foundation for The State University of New York
- Gold pan with areas of differing surface textures24 Mar 2026US 12,582,996 B2
- Method for compression of aqueous slurry containing solid foreign matter and paper dust, and treatment method of waste gypsum board24 Feb 2026US 12,559,380 B2Tokuyama Corporation
- Battery deconstruction apparatus and methods9 Jul 2026US 2026/0192307 A1Franklin Miller, Inc.
- System and method for recovering desired materials using a pan mill2 Jul 2026US 2026/0183773 A1
- Energy efficient scheduling for computing systems and method therefor25 Jun 2026US 2026/0178092 A1The Research Foundation for The State University of New York
- Separator apparatus and feed arrangement for increased capacity21 May 2026US 2026/0138138 A1FLSmidth A/S
- Mineral separation system19 Feb 2026US 2026/0048397 A1Mason-Grey Corporation
Most cited
By later US patents
- Apparatus and method for efficient estimation of the energy dissipation of processor based systems63US 8,397,088 B1The Research Foundation of State University of New York · 2013
- Energy aware processing load distribution system and method45US 8,631,411 B1The Research Foundation for The State University of New York · 2014
- Screenings washer36US 7,081,171 B1JWC Environmental · 2006
- Fractionator32US 5,935,053 AKvaerner Pulping AB · 1999
- Process for cleaning comminuted plastic material31US 4,073,661 AMaschinenfabrik Buckau R. Wolf Aktiengesellschaft · 1978