EP-4650464-A4 - HIGH-TURNDOWN-RATIO FLOW CONTROL VALVE GROUP FOR BOTTOM BLOWING IN CONVERTER AND GAS SUPPLY METHOD
EP4650464A4EP 4650464 A4EP4650464 A4EP 4650464A4EP-4650464-A4
Inventors
- WANG JIE
- ZHAO GE
- YANG LIBIN
- YANG YONG
- LIN YING
- ZHAO JINXUAN
- WANG CHENGYI
- DAI YUXIANG
- CAI WEI
Assignees
- CENTRAL IRON & STEEL RES INSTITUTE COMPANY LIMITED
Dates
- Publication Date
- 20260506
- Application Date
- 20240903
- Priority Date
- 20231227