C01F 7/023
Grinding, deagglomeration or disintegration
C01F7/023 (Grinding, deagglomeration or disintegration) appears on 60 US grants and 76 published applications in this corpus.
Search patents in C01F- Granted patents
- 60
- Published applications
- 76
- Assignees
- 52
- Inventors
- 182
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 4 |
| 2005 | 1 | 1 |
| 2006 | 3 | 4 |
| 2007 | 1 | 5 |
| 2008 | 0 | 1 |
| 2009 | 2 | 8 |
| 2010 | 1 | 4 |
| 2011 | 4 | 0 |
| 2012 | 2 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 2 | 4 |
| 2016 | 1 | 1 |
| 2017 | 2 | 6 |
| 2018 | 5 | 9 |
| 2019 | 4 | 8 |
| 2020 | 6 | 2 |
| 2021 | 4 | 3 |
| 2022 | 1 | 1 |
| 2023 | 1 | 3 |
| 2024 | 3 | 2 |
| 2025 | 0 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Fluid catalytic cracking catalyst and method for producing same2 Oct 2025US 2025/0303399 A1JGC Catalysts and Chemicals Ltd.
- Nano-sized polyhedral a-alumina particle and method for producing same2 Oct 2025US 2025/0304461 A1Daehong Technew Co., Ltd
- Alumina grain, preparation method therefor and use thereof20 Mar 2025US 2025/0091890 A1China Petroleum & Chemical Corporation
Most cited
By later US patents
- Method for making abrasive grain using impregnation and abrasive articles148US 6,053,956 A3M Innovative Properties Company · 2000
- Plately alumina105US 5,277,702 ASt. Gobain/Norton Industrial Ceramics Corp. · 1994
- Process for preparation of alumina43US 5,302,368 ASumitomo Chemical Company, Limited · 1994
- Method of producing fine particles29US 4,989,794 AAlcan International Limited · 1991
- Method of producing fine particles27US 5,083,712 AAlcan International Limited · 1992