EP-4653568-A4 - METHOD FOR PRODUCING AND PREPARING STEEL BAR FOR AUTOMOBILE SHAFT SLEEVE BY MEANS OF ECOLOGICAL ELECTRIC FURNACE
EP4653568A4EP 4653568 A4EP4653568 A4EP 4653568A4EP-4653568-A4
Inventors
- ZHANG QUN
- LU BINGJUN
- YAN JIJUN
- KAN KAI
- ZHAO QIANSHUI
- QI FENG
Assignees
- BENGANG STEEL PLATES CO LTD
Dates
- Publication Date
- 20260506
- Application Date
- 20230706
- Priority Date
- 20230706