C04B 11/0286
Suspension heaters for flash calcining
Official title: {Suspension heaters for flash calcining, e.g. cyclones}
C04B11/0286 (Suspension heaters for flash calcining) appears on 3 US grants and 4 published applications in this corpus.
Search patents in C04B- Granted patents
- 3
- Published applications
- 4
- Assignees
- 4
- Inventors
- 8
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2011 | 1 | 2 |
| 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 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Device for smelting and regenerating phosphogypsum using high-temperature ceramsite and method for using same8 Sep 2026US 12,729,157 B2Hubei Juhai Environmental Technology Co., Ltd.
- Process and apparatus for calcination of gypsum9 Jun 2020US 10,676,396 B2Knauf Gips KG
- System and method for calcining gypsum1 Mar 2011US 7,897,134 B1ALSTOM Technology Ltd
- Device for smelting and regenerating phosphogypsum using high-temperature ceramsite and method for using same21 Nov 2024US 2024/0383805 A1Hubei Juhai Environmental Technology Co., Ltd.
- Process and apparatus for calcination of gypsum31 Oct 2019US 2019/0330106 A1Knauf Gips KG
- System and method for calcining gypsum10 Feb 2011US 2011/0033351 A1ALSTOM Technology Ltd
- Process and plant for the heat treatment of fine-grained mineral solids10 Feb 2011US 2011/0034318 A1Outotec Oyj
Most cited
By later US patents