C04B 7/4461
Grate sintering
Official title: {Grate sintering}
C04B7/4461 (Grate sintering) appears on 4 US grants and 5 published applications in this corpus.
Search patents in C04B- Granted patents
- 4
- Published applications
- 5
- Assignees
- 5
- Inventors
- 14
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Calcination unit for decarbonating raw materials7 Jul 2026US 12,674,621 B2Fives Fcb
- Cement sintering device and cement sintering method5 Jan 2021US 10,882,211 B2Boe Technology Group Co., Ltd.
- Process for manufacturing of high iron hydraulic cement clinker22 Jun 2004US 6,752,865 B2Council of Scientific and Industrial Research
- Process for the stabilization of soluble chromium contaminated solid by down draft sintering9 Jul 2002US 6,416,251 B1Council of Scientific and Industrial Research
- Device and method for producing supplementary cementitious materials2 Jan 2025US 2025/0002405 A1Cemgreen APS
- Calcination unit for decarbonating raw materials11 Jul 2024US 2024/0230233 A9Fives Fcb
- Calcination unit for decarbonating raw materials25 Apr 2024US 2024/0133630 A1Fives Fcb
- Cement sintering device and cement sintering method21 Feb 2019US 2019/0054655 A1Boe Technology Group Co., Ltd.
- Process for manufacture of high iron hydraulic cement clinker2 Oct 2003US 2003/0183130 A1Council of Scientific and Industrial Research
Most cited
By later US patents