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PCE
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CPC Subgroup
B21C 23/26

Applying metal coats to cables, e.g. to insulated electric cables

Full Title

Extruding metal; Impact extrusion > Making metal-coated products; Making products from two or more metals > Covering indefinite lengths of metal or non-metal material with a metal coating > Applying metal coats to cables, e.g. to insulated electric cables

2 direct subcodes

Child Classifications

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  • B21C 23/28 on intermittently-operating extrusion presses
  • B21C 23/30 on continuously-operating extrusion presses

Top Applicants

Top 10 applicants by patent filingsfor class B21, 2013–2023, worldwide · Source: EPO PATSTAT

  1. JFE STEEL JP 2,667
  2. NIPPON STEEL CORPORATION JP 2,049
  3. POSCO (POHANG IRON AND STEEL COMPANY) KR 1,967
  4. NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,800
  5. SMS GROUP DE 1,538
  6. JFE STEEL 1,150
  7. ARCELORMITTAL LU 1,142
  8. BAOSHAN IRON & STEEL COMPANY 821
  9. HYUNDAI STEEL COMPANY KR 808
  10. THYSSENKRUPP STEEL EUROPE DE 660