The Principle of Blast Furnace Operational Technology and
The Principle of Blast Furnace Operational Technology and Centralized Gas Flow by Center Coke Charging Dr. Yoshiyuki MATSUI, Research & Development Laboratory, Kakogawa Works, Iron & Steel Sector Dr. Koichiro SHIBATA, Yasuo YOSHIDA, Ironmaking Department, Kakogawa Works, Iron & Steel Sector Reiji ONO, Ironmaking Department, Kobe Works, Iron & Steel Sector High pellets ratio