- All sections
- C - Chemistrymetallurgy
- C10B - Destructive distillation of carbonaceous materials for production of gas, coke, tar, or similar materials
- C10B 33/08 - Pushers, e.g. rams
Patent holdings for IPC class C10B 33/08
Total number of patents in this class: 8
10-year publication summary
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0
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0
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0
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0
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1
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0
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0
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0
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Steel Corporation | 6014 |
2 |
| Expander Energy Inc. | 55 |
1 |
| JFE Steel Corporation | 6612 |
1 |
| JP Steel Plantech Co. | 81 |
1 |
| ThyssenKrupp Uhde GmbH | 274 |
1 |
| Dalian Huarui Co., Ltd. | 9 |
1 |
| Hude GmbH | 2 |
1 |
| Other owners | 0 |