B01F 25/45242
Through a bed of fibres, steel wool or wood chips
Official title: {through a bed of fibres, steel wool or wood chips}
B01F25/45242 (Through a bed of fibres, steel wool or wood chips) appears on 26 US grants and 18 published applications in this corpus.
Search patents in B01F- Granted patents
- 26
- Published applications
- 18
- Assignees
- 19
- Inventors
- 58
- Latest grant
- 8 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 3 | 2 |
| 2010 | 1 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 3 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 2 | 2 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
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- Heavy oil hydrogenation reaction system and heavy oil hydrogenation method10 Oct 2024US 2024/0336853 A1China Petroleum & Chemical Corporation
- Liquid-liquid mixer, liquid-liquid reaction apparatus comprising liquid-liquid mixer, and liquid-liquid reaction method using liquid-liquid mixer25 Jan 2024US 2024/0024830 A1China Petroleum & Chemical Corporation
- Method and system for generating nano- and microbubbles21 Dec 2023US 2023/0405538 A1
- Pressurized container including flowable products and non-soluble propellant12 Oct 2023US 2023/0322472 A1Clayton Corporation
Most cited
By later US patents
- Emulsion preparation method using a packed tube emulsifier39US 4,183,681 AExxon Research & Engineering Co. · 1980
- Bubble generator34US 4,752,383 AThe United States of America as represented by the Secretary of the Interior · 1988
- Mobile foam brush washing system including mixing apparatus for foam generation21US 4,383,935 A1983
- Mixing apparatus for foam generation18US 4,366,081 A1982
- Continuous foam generating system16US 4,394,289 A1983