B02C 19/22
Crushing mills with screw-shaped crushing means
B02C19/22 (Crushing mills with screw-shaped crushing means) appears on 113 US grants and 86 published applications in this corpus.
Search patents in B02C- Granted patents
- 113
- Published applications
- 86
- Assignees
- 58
- Inventors
- 185
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 2 |
| 2004 | 0 | 1 |
| 2005 | 1 | 7 |
| 2006 | 6 | 6 |
| 2007 | 5 | 5 |
| 2008 | 5 | 0 |
| 2009 | 1 | 4 |
| 2010 | 2 | 4 |
| 2011 | 2 | 3 |
| 2012 | 4 | 2 |
| 2013 | 5 | 3 |
| 2014 | 2 | 5 |
| 2015 | 1 | 3 |
| 2016 | 2 | 8 |
| 2017 | 4 | 7 |
| 2018 | 0 | 2 |
| 2019 | 5 | 5 |
| 2020 | 9 | 7 |
| 2021 | 3 | 4 |
| 2022 | 0 | 0 |
| 2023 | 3 | 4 |
| 2024 | 4 | 2 |
| 2025 | 2 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grinding mill liner2 Jun 2026US 12,642,188 B2Bradken Resources Pty Limited
- Method for grinding macroalgae24 Feb 2026US 12,558,694 B2Sea6 Technologies Europe B.V.
- Absorptive article quick decomposition system and operating method thereof4 Feb 2025US 12,214,391 B2Yi Chun Green Technology Co., Ltd.
- Orderly differentiated recycling and processing apparatus for waste batteries14 Jan 2025US 12,199,318 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Liquid-absorbing raw materials processing system and operating method thereof17 Dec 2024US 12,168,251 B2Yi Chun Green Technology Co., Ltd.
- Method for grinding macroalgae11 Sep 2025US 2025/0281932 A1Sea6 Technologies Europe B.V.
- Orderly differentiated recycling and processing apparatus for waste batteries3 Oct 2024US 2024/0332556 A1Guangdong Brunp Recycling Technology Co., Ltd.
- Grinding mill liner8 Feb 2024US 2024/0040968 A1Bradken Resources Pty Limited
- Absorptive article quick decomposition system and operating method thereof23 Mar 2023US 2023/0085941 A1Yi Chun Green Technology Co., Ltd.
- Fiber raw materials processing system and operating method thereof23 Mar 2023US 2023/0089779 A1Yi Chun Green Technology Co., Ltd.
Most cited
By later US patents
- System and method for destroying seeds in crop residue prior to discharge from agricultural harvester84US 10,314,232 B2CNH Industrial America LLC · 2019
- Bulk material shredder and method48US 5,601,239 AWood Waste Energy, Inc. · 1997
- Medical waste disposal system40US 5,054,696 AMedical Safetec, Inc. · 1991
- Tapered auger shredder33US 5,108,040 A1992
- Thermal reactor of fluidizing bed type31US 4,419,330 AEbara Corporation · 1983