C05B 11/02
Pretreatment
C05B11/02 (Pretreatment) appears on 2 US grants and 4 published applications in this corpus.
Search patents in C05B- Granted patents
- 2
- Published applications
- 4
- Assignees
- 4
- Inventors
- 13
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Systems and processes for the recovery of 226ra from phosphogypsum4 Jun 2026US 2026/0152824 A1DMT Co., Ltd.
- Systems and processes for the recovery of 226ra from phosphogypsum1 Jan 2026US 2026/0002236 A1DMT Co., Ltd.
- Integrated process to upgrade low-grade calcareous phosphate ore with low co2 emissions and low phosphogypsum waste12 Oct 2023US 2023/0322637 A1Saudi Arabian Mining Company (Ma'aden)
- Method for recovering phosphorus27 Sep 2018US 2018/0273383 A1Zentrum FüR Sonnenenergie- Und Wasserstoff-Forschung Baden-WüRttemberg GemeinnüTzige Stiftung
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.