- All sections
- B - Performing operations; transporting
- B28C - Preparing clay; producing mixtures containing clay or cementitious material, e.g. plaster
- B28C 1/08 - Separating suspensions, e.g. for obtaining clay, for removing stones
Patent holdings for IPC class B28C 1/08
Total number of patents in this class: 7
10-year publication summary
|
1
|
0
|
0
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schlumberger Canada Limited | 7147 |
1 |
| Schlumberger Technology B.v. | 5068 |
1 |
| Schlumberger Holdings Limited | 2867 |
1 |
| Services Petroliers Schlumberger | 5626 |
1 |
| L.B. - Officine Meccaniche - S.p.A. | 12 |
1 |
| Prad Research and Development NV | 233 |
1 |
| PR Ceramic Engineering Ges.m.b.H. | 1 |
1 |
| Other owners | 0 |