B21B 39/04 Lifting or lowering work for conveying purposes, e.g. tilting tables arranged immediately in front of or behind the pass (turn-over or like manipulating means as such B21B39/20)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Lifting or lowering work for conveying purposes, e.g. tilting tables arranged immediately in front of or behind the pass
CPC: Lifting or lowering work for conveying purposes, e.g. tilting tables arranged immediately in front of or behind the pass (turn-over or like manipulating means as such B21B39/20)
Full Title
Full titles differ between systems:
Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills > Feeding or supporting work; Braking or tensioning arrangements > Lifting or lowering work for conveying purposes, e.g. tilting tables arranged immediately in front of or behind the pass
Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills (guiding, conveying, or accumulating easily-flexible work in loops or curves B21B41/00; specially associated with cooling-beds B21B43/00; conveying or transporting in general B65G) > Feeding or supporting work; Braking or tensioning arrangements > Lifting or lowering work for conveying purposes, e.g. tilting tables arranged immediately in front of or behind the pass (turn-over or like manipulating means as such B21B39/20)
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class B21,2013–2023, worldwide · Source: EPO PATSTAT
- JFE STEEL 2,318
- JFE STEEL JP 2,294
- POSCO (POHANG IRON AND STEEL COMPANY) KR 2,083
- NIPPON STEEL CORPORATION JP 1,650
- NSSMC (NIPPON STEEL & SUMITOMO METAL) JP 1,631
- SMS GROUP DE 1,472
- BAOSHAN IRON & STEEL COMPANY 1,181
- SGCC(STATE GRID CORPORATION OF CHINA) 1,079
- ANHUI JIANGHUAI AUTOMOBILE 984
- HYUNDAI STEEL COMPANY KR 980
Top Applicants (CPC)
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