- All sections
- C - Chemistrymetallurgy
- C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
- C10B 33/12 - Discharge valves
Patent holdings for IPC class C10B 33/12
Total number of patents in this class: 16
10-year publication summary
|
2
|
2
|
2
|
3
|
2
|
1
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Deltavalve, LLC | 52 |
3 |
| Flowserve Management Company | 195 |
2 |
| Shanxi Xinli Energy Technology Co., Ltd | 17 |
2 |
| z & J Technologies GmbH | 29 |
2 |
| Alter NRG Corp. | 11 |
1 |
| Curtiss-Wright Flow Control Corporation | 49 |
1 |
| Enventix, Inc. | 6 |
1 |
| MoGas Industries, Inc. | 41 |
1 |
| Tapcoenpro, LLC | 24 |
1 |
| Unifrax I LLC | 242 |
1 |
| Shan Dong Hi-link Electricity Co. Ltd., China | 1 |
1 |
| Other owners | 0 |