B08B 3/042
The loose articles or bulk material travelling gradually through a drum or
Official title: {the loose articles or bulk material travelling gradually through a drum or other container, e.g. by helix or gravity}
B08B3/042 (The loose articles or bulk material travelling gradually through a drum or) appears on 82 US grants and 56 published applications in this corpus.
Search patents in B08B- Granted patents
- 82
- Published applications
- 56
- Assignees
- 54
- Inventors
- 156
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 3 |
| 2004 | 3 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 1 | 2 |
| 2014 | 0 | 2 |
| 2015 | 3 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 6 |
| 2018 | 1 | 7 |
| 2019 | 3 | 3 |
| 2020 | 4 | 2 |
| 2021 | 2 | 4 |
| 2022 | 3 | 3 |
| 2023 | 6 | 4 |
| 2024 | 5 | 7 |
| 2025 | 4 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
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- Compositions and methods for removing soil from surfaces11 Feb 2025US 12,221,594 B2Ecolab USA Inc.
- Short-term wash treatment of produce12 Nov 2024US 12,137,719 B2Smartwash Solutions, LLC
- Compositions and methods for removing soil from surfaces10 Jul 2025US 2025/0223522 A1Ecolab USA Inc.
- Aggregate washing systems, methods, and apparatus12 Jun 2025US 2025/0187020 A1Superior Industries, Inc.
- Painting plants with overspray removal systems18 Jul 2024US 2024/0238824 A1GEICO S.p.A.
- Flowback tank cleaning system and method2 May 2024US 2024/0139781 A1Oil States Energy Services, L.L.C.
- System and method for salt removal from solid media4 Apr 2024US 2024/0109105 A1Chevron U.S.A.Inc.
Most cited
By later US patents
- Drill cutting disposal system49US 4,595,422 ACDS Development, Inc. · 1986
- Liquid treatment of small articles42US 4,073,301 AHuntington Alloys, Inc. · 1978
- Apparatus for treating rolling mill scale25US 4,168,714 AHoesch Werke Aktiengesellschaft · 1979
- Portable screening/washing plant with scrubbing mill22US 7,461,746 B1Astec Industries, Inc. · 2008
- Machine for washing plastic fragments to prepare them for recycling17US 5,185,041 A1993