- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 1/34 - Metal rolling methods or mills for making semi-finished products of solid or profiled cross-sectionSequence of operations in milling trainsLayout of rolling-mill plant, e.g. grouping of standsSuccession of passes or of sectional pass alternations for rolling bands or sheets of indefinite length in a non-continuous process in reversing mills, e.g. with intermediate storage reels for accumulating work by hot-rolling
Patent holdings for IPC class B21B 1/34
Total number of patents in this class: 29
10-year publication summary
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1
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1
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0
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1
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3
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0
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2
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4
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4
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3
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Danieli & C. Officine Meccaniche S.p.A. | 720 |
4 |
| Siemens AG | 24033 |
3 |
| Constellium Neuf-brisach | 140 |
3 |
| SMS Group GmbH | 1194 |
3 |
| Constellium Muscle Shoals LLC | 30 |
3 |
| Baoshan Iron & Steel Co., Ltd. | 1101 |
2 |
| ABP Induction Systems GmbH | 51 |
1 |
| JFE Steel Corporation | 7508 |
1 |
| Primetals Technologies Austria GmbH | 573 |
1 |
| Primetals Technologies Germany GmbH | 219 |
1 |
| SMS Demag AG | 34 |
1 |
| SSAB Technology AB | 162 |
1 |
| Toshiba Mitsubishi-Electric Industrial Systems Corporation | 970 |
1 |
| Danieli Corporation | 14 |
1 |
| TMEIC Corporation | 908 |
1 |
| MFI Italy Engineering S.r.l. | 35 |
1 |
| Acciaieria Arvedi S.p.A. | 1 |
1 |
| Other owners | 0 |