- All sections
- C - Chemistry; metallurgy
- C22B - Production or refining of metals; pretreatment of raw materials
- C22B 30/00 - Obtaining antimony, arsenic or bismuth
Patent holdings for IPC class C22B 30/00
Total number of patents in this class: 6
10-year publication summary
1
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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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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
5N Plus Inc. | 39 |
1 |
Consejo Superior de Investigaciones Cientificas | 932 |
1 |
Dowa Metals & Mining Co., Ltd. | 44 |
1 |
Outotec (Finland) Oy | 491 |
1 |
Tohoku University | 2526 |
1 |
Universitat Politecnica de Catalunya | 364 |
1 |
Other owners | 0 |