- All sections
- C - Chemistrymetallurgy
- C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
- C10B 31/12 - Charging devices for coke ovens for liquid materials
Patent holdings for IPC class C10B 31/12
Total number of patents in this class: 16
10-year publication summary
|
3
|
4
|
0
|
2
|
0
|
5
|
1
|
0
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Deltavalve, LLC | 52 |
3 |
| MoGas Industries, Inc. | 40 |
3 |
| Envirollea Inc. | 23 |
2 |
| ExxonMobil Research And Engineering Company | 2597 |
1 |
| Aurotec GmbH | 46 |
1 |
| ICM, Inc. | 72 |
1 |
| Sumitomo Heavy Industries Process Equipment Co., Ltd. | 23 |
1 |
| AMEC Foster Wheeler USA Corporation | 22 |
1 |
| Plastic Energy Limited | 41 |
1 |
| Imubit Israel Ltd. | 16 |
1 |
| Eagle Technology AS | 3 |
1 |
| Other owners | 0 |