Field briefing
C21B · Manufacture of iron or steel
Manufacture of iron or steel. Patents classified in CPC C21B, part of Chemistry and materials.
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Newest patents in C21B · Manufacture of iron or steel
1 patent imported from the European Patent Office; newest published 2026-09-30; most active companies: Bloom Energy Corp.
- SYSTEM AND METHOD FOR PROCESSING SYNGAS FROM FUEL CELL SYSTEM EXHAUST EP4815073A1, published 2026-09-30
Most active companies
Counted over the newest 1 imported patents in this industry.
- Bloom Energy Corp 1 patent