GENEVA, Dec. 23 -- NIPPON STEEL CORPORATION (6-1, Marunouchi 2-chome, Chiyoda-ku, Tokyo1008071), 日本製鉄株式会社 (東京都千代田区丸の内二丁目６番１号) filed a patent application (PCT/JP2025/021446) for "REFRACTORY LINING STRUCTURE FOR ELECTRIC FURNACE, REFRACTORY COOLING METHOD FOR ELECTRIC FURNACE, ELECTRIC FURNACE, AND METHOD FOR PRODUCING MOLTEN IRON" on Jun 13, 2025. With publication no. WO/2025/258677, the details related to the patent application was published on Dec 18, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which...