CPC Subgroup
B21C 43/02 combined with or specially adapted for use in connection with drawing or winding machines or apparatus
Full Title
Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass > combined with or specially adapted for use in connection with drawing or winding machines or apparatus
1 direct subcode
Child Classifications
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- B21C 43/04 Devices for de-scaling wire or like flexible work
Top Applicants
Top 10 applicants by patent filingsfor class B21, 2013–2023, worldwide · Source: EPO PATSTAT
- JFE STEEL JP 2,667
- NIPPON STEEL CORPORATION JP 2,049
- POSCO (POHANG IRON AND STEEL COMPANY) KR 1,967
- NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,800
- SMS GROUP DE 1,538
- JFE STEEL 1,150
- ARCELORMITTAL LU 1,142
- BAOSHAN IRON & STEEL COMPANY 821
- HYUNDAI STEEL COMPANY KR 808
- THYSSENKRUPP STEEL EUROPE DE 660