- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 1/10 - Roasting processes in fluidised form
Patent holdings for IPC class C22B 1/10
Total number of patents in this class: 57
10-year publication summary
|
1
|
3
|
7
|
5
|
4
|
3
|
6
|
7
|
3
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Outotec (Finland) Oy | 491 |
8 |
| Metso Metals Oy | 205 |
6 |
| Metso Outotec Finland Oy | 795 |
5 |
| Northeastern University | 493 |
4 |
| Minex Technologies Limited | 5 |
3 |
| Outotec Oyj | 318 |
3 |
| Universidad de Concepcion | 111 |
3 |
| Siemens AG | 24990 |
2 |
| Calix Ltd | 86 |
2 |
| Praxair Technology, Inc. | 1367 |
2 |
| TCM Research Ltd. | 6 |
2 |
| Minex Technology Group Limited | 2 |
2 |
| Global Ecoprocess Services Oy | 10 |
1 |
| Hatch Ltd. | 219 |
1 |
| Pangang Group Co., Ltd. | 17 |
1 |
| Pangang Group Steel Vanadium & Titanium Co., Ltd. | 8 |
1 |
| Salt Extraction Aktiebolag | 2 |
1 |
| Sumitomo Metal Mining Co., Ltd. | 1670 |
1 |
| Tata Steel Limited | 184 |
1 |
| Improbed AB | 22 |
1 |
| Other owners | 7 |