- All sections
- B - Performing operations; transporting
- B28C - Preparing clay; producing mixtures containing clay or cementitious material, e.g. plaster
- B28C 9/02 - General arrangement or layout of plant for producing mixtures of clay or cement with other materials
Patent holdings for IPC class B28C 9/02
Total number of patents in this class: 52
10-year publication summary
|
2
|
4
|
5
|
1
|
3
|
1
|
4
|
1
|
6
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hunan Sany Intelligent Control Equipment Co., Ltd. | 343 |
4 |
| Sany Heavy Industry Co., Ltd. | 243 |
4 |
| Schlumberger Technology Corporation | 10241 |
3 |
| Schlumberger Canada Limited | 7147 |
3 |
| Schlumberger Technology B.v. | 5068 |
2 |
| Mach IV, LLC | 6 |
2 |
| Services Petroliers Schlumberger | 5626 |
2 |
| Zoomlion Heavy Industry Science and Technology Co., Ltd. | 363 |
2 |
| Shenzhen Weihai Building Material Co., Ltd | 2 |
2 |
| Halliburton Energy Services, Inc. | 20419 |
1 |
| Electric Power Development Co., Ltd. | 74 |
1 |
| Holcim Technology Ltd. | 962 |
1 |
| Instituto de Pesquisas Tecnologicas do Estado de Sao Paulo S.A.-IPT | 38 |
1 |
| InterCement Brasil S.A. | 7 |
1 |
| Japan Petroleum Energy Center | 16 |
1 |
| Nippon Oil Corporation | 309 |
1 |
| Saint-Gobain Weber France | 51 |
1 |
| Zeobond Research Pty Ltd | 2 |
1 |
| Buildera Construction Tech (Shanghai) Co,. Ltd | 3 |
1 |
| China Three Gorges Corporation | 160 |
1 |
| Other owners | 17 |