C21B 9/08
Iron hot-blast stoves
C21B9/08 (Iron hot-blast stoves) appears on 1 US grants and 1 published applications in this corpus.
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- 1
- Published applications
- 1
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- 1
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- 4
- Latest grant
- 5 Aug 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
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