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C21C · Processing of pig-iron, e.g. refining, manufacture of wrought-iron or steel

Processing of pig-iron, e.g. refining, manufacture of wrought-iron or steel; treatment in molten state of ferrous alloys. Patents classified in CPC C21C, part of Chemistry and materials.

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Newest patents in C21C · Processing of pig-iron, e.g. refining, manufacture of wrought-iron or steel

1 patent imported from the European Patent Office; newest published 2026-08-07; most active companies: 陕西智宇天成源科技有限公司.

Most active companies

Counted over the newest 1 imported patents in this industry.

  • 陕西智宇天成源科技有限公司 1 patent