- All sections
- B - Performing operationstransporting
- B03D - Flotationdifferential sedimentation
- B03D 1/22 - Flotation machines with impellersSubaeration machines with external blowers
Patent holdings for IPC class B03D 1/22
Total number of patents in this class: 25
10-year publication summary
|
1
|
0
|
2
|
6
|
3
|
3
|
0
|
1
|
0
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eriez Manufacturing Co. | 88 |
3 |
| TAKRAF GmbH | 65 |
3 |
| FLSmidth A/S | 772 |
3 |
| Outotec Oyj | 279 |
2 |
| Bgrimm Machinery & Automation Technology Co., Ltd. | 3 |
2 |
| Siemens AG | 24525 |
1 |
| China University of Mining and Technology | 1247 |
1 |
| Cidra Corporate Services, Inc. | 202 |
1 |
| Cidra Corporate Services, LLC | 93 |
1 |
| Enviro-Tech Systems, L.L.C. | 9 |
1 |
| Outotec (Finland) Oy | 480 |
1 |
| Primetals Technologies Germany GmbH | 203 |
1 |
| Sumitomo Metal Mining Co., Ltd. | 1766 |
1 |
| The Water & Carbon Group Pty Ltd | 8 |
1 |
| Metso Outotec Finland Oy | 514 |
1 |
| Metso Finland Oy | 306 |
1 |
| Shanxi Zhongboda Construction Co., Ltd. | 2 |
1 |
| Other owners | 0 |