B02C 17/1875
Passing gas through crushing zone
Official title: {passing gas through crushing zone}
B02C17/1875 (Passing gas through crushing zone) appears on 31 US grants and 32 published applications in this corpus.
Search patents in B02C- Granted patents
- 31
- Published applications
- 32
- Assignees
- 32
- Inventors
- 85
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 2 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 1 |
| 2019 | 0 | 3 |
| 2020 | 2 | 1 |
| 2021 | 0 | 1 |
| 2022 | 4 | 3 |
| 2023 | 1 | 1 |
| 2024 | 3 | 2 |
| 2025 | 3 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Powder production system25 Nov 2025US 12,478,975 B2Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
- Device for producing macha powder11 Nov 2025US 12,465,921 B2Nanchang University
- Grinding and shaping method using vertical grinding mill25 Feb 2025US 12,233,423 B2xiamen ISO Standard Sand Co., Ltd.
- Method of producing inorganic material and apparatus of producing inorganic material17 Dec 2024US 12,168,234 B2Furukawa Co., Ltd.
- Energy-saving double-bearing vertical grinding mill for dry grinding and shaping3 Dec 2024US 12,157,127 B2xiamen ISO Standard Sand Co., Ltd.
- Gypsum grinding mill and method of grinding gypsum23 Jul 2026US 2026/0208202 A1United States Gypsum Company
- Method and agitation system for the mechanical activation of organic and/or inorganic substances and/or substance mixtures in chemical, pharmaceutical, food acceptable applications and/or in applications useful for building purposes19 Feb 2026US 2026/0048367 A1
- Method of producing inorganic material and apparatus of producing inorganic material20 Feb 2025US 2025/0058328 A1Furukawa Co., Ltd.
- Device that effectively produces macha powder5 Dec 2024US 2024/0399384 A1Nanchang University
- A powder production system8 Feb 2024US 2024/0042455 A1Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi
Most cited
By later US patents
- Process and apparatus for the preparation of fine powders37US 5,854,311 A1998
- Method to recover metal from a metal-containing dross material23US 6,199,779 B1Alcoa Inc. · 2001
- Toner production system10US 6,630,277 B2Canon Kabushiki Kaisha · 2003
- Pulverizing installation5US 6,547,171 B1Alstom · 2003
- Apparatus for charging and emptying a receptacle, especially a milling machine operating discontinuously with discrete milling bodies4US 5,678,776 AZOZ Maschinenbau GmbH · 1997