B02C 17/1835
Discharging devices combined with sorting or separating of material
Official title: {Discharging devices combined with sorting or separating of material (B02C17/186 takes precedence)}
B02C17/1835 (Discharging devices combined with sorting or separating of material) appears on 122 US grants and 140 published applications in this corpus.
Search patents in B02C- Granted patents
- 122
- Published applications
- 140
- Assignees
- 100
- Inventors
- 271
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 4 |
| 2006 | 3 | 2 |
| 2007 | 3 | 3 |
| 2008 | 1 | 4 |
| 2009 | 1 | 6 |
| 2010 | 4 | 7 |
| 2011 | 6 | 10 |
| 2012 | 5 | 1 |
| 2013 | 2 | 5 |
| 2014 | 4 | 8 |
| 2015 | 2 | 7 |
| 2016 | 6 | 9 |
| 2017 | 3 | 7 |
| 2018 | 7 | 8 |
| 2019 | 5 | 10 |
| 2020 | 8 | 6 |
| 2021 | 1 | 6 |
| 2022 | 6 | 9 |
| 2023 | 10 | 9 |
| 2024 | 7 | 9 |
| 2025 | 4 | 3 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mill discharge grate having dynamic variable sieve openings29 Sep 2026US 12,746,554 B2FLSmidth A/S
- Nano-sand mill with static discharge at tail end of turbine10 Mar 2026US 12,569,856 B2Guangdong Huahui Intelligent Equipment Co., Ltd.
- Grading discharge module, and continuous wet ball-milling separation device and separation method10 Mar 2026US 12,569,857 B2China Petroleum & Chemical Corporation
- Methods for reducing moisture content in alkaline earth metal carbonates24 Feb 2026US 12,559,608 B2INCOA Performance Minerals, LLC
- Milling assembly for a ball mill20 Jan 2026US 12,528,087 B2
- Separating Device in An Agitator Mill, Separating Module and Agitator Mill with A Separating Device27 Aug 2026US 2026/0249303 A1NETZSCH-Feinmahltechnik GmbH
- Method and system for preparing ceramic raw material9 Jul 2026US 2026/0193138 A1NGK Insulators, Ltd.
- System Arrangement and Method for Grinding Starting Materials11 Dec 2025US 2025/0375771 A1NETZSCH Trockenmahltechnik GmbH
- Crusher feed station25 Sep 2025US 2025/0296092 A1Sandvik AB
- Method for Increasing the Yield of Rounded Graphite Particles27 Feb 2025US 2025/0065339 A1NETZSCH Trockenmahltechnik GmbH
Most cited
By later US patents
- Centrifugal grinding mills36US 7,070,134 B1Hicom International Pty Limited · 2006
- Method to recover metal from a metal-containing dross material23US 6,199,779 B1Alcoa Inc. · 2001
- Pulverizing and particle-size classifying apparatus21US 4,676,439 AMiaski Shipbuilding and Engineering Co., Ltd. · 1987
- Attrition mill19US 5,797,550 AErich Netzsch GmbH & Co. Holding KG · 1998
- Attrition mill13US 5,984,213 AErich Netzsch GmgH & Co. Holding KG · 1999