B02C 17/183
Feeding or discharging devices
Official title: {Feeding or discharging devices}
B02C17/183 (Feeding or discharging devices) appears on 234 US grants and 260 published applications in this corpus.
Search patents in B02C- Granted patents
- 234
- Published applications
- 260
- Assignees
- 175
- Inventors
- 506
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 5 |
| 2004 | 4 | 4 |
| 2005 | 1 | 7 |
| 2006 | 4 | 3 |
| 2007 | 5 | 5 |
| 2008 | 1 | 10 |
| 2009 | 2 | 8 |
| 2010 | 5 | 13 |
| 2011 | 10 | 13 |
| 2012 | 6 | 5 |
| 2013 | 3 | 10 |
| 2014 | 8 | 14 |
| 2015 | 5 | 13 |
| 2016 | 12 | 21 |
| 2017 | 9 | 11 |
| 2018 | 11 | 11 |
| 2019 | 16 | 19 |
| 2020 | 15 | 17 |
| 2021 | 7 | 11 |
| 2022 | 14 | 15 |
| 2023 | 18 | 14 |
| 2024 | 11 | 16 |
| 2025 | 12 | 6 |
| 2026 | 7 | 7 |
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
- Method for grinding powders, method for coating a material, metal particles, coated material and uses of these26 May 2026US 12,636,654 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Device module for a laboratory device and method for temperature-control of a laboratory device19 May 2026US 12,629,693 B2Retsch GmbH
- 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
- Separating Device in An Agitator Mill, Separating Module and Agitator Mill with A Separating Device27 Aug 2026US 2026/0249303 A1NETZSCH-Feinmahltechnik GmbH
- Loosening of grinding bodies in an agitator bead mill13 Aug 2026US 2026/0233232 A1
- Gypsum grinding mill and method of grinding gypsum23 Jul 2026US 2026/0208202 A1United States Gypsum Company
- Method and system for preparing ceramic raw material9 Jul 2026US 2026/0193138 A1NGK Insulators, Ltd.
- Media handling system and related method2 Apr 2026US 2026/0093277 A1Global Met Tech Pty Ltd
Most cited
By later US patents
- Process and apparatus for the preparation of fine powders37US 5,854,311 A1998
- 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
- Rotative grizzly for oil sand separation19US 4,635,860 A1987