The 190th ISIJ Autumn Meeting
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Session Details

General PresentationHigh Temperature Processes

[G1]Shaft furnace, Direct reduction

Wed. Sep 17, 2025 9:20 AM - 11:00 AM JST
Wed. Sep 17, 2025 12:20 AM - 2:00 AM UTC
Room1（Institute for the Advancement of Higher Education, 2F E201）
丸岡大佑 [八戸高専]
9:20 AM - 9:40 AM JST(12:20 AM - 12:40 AM UTC)

[1]Analysis of cooling gas inflow phenomenon into the top of reactor in a hydrogen reduction shaft process

○Ryo Takahashi, Hiroshi Nogami, Syungo Natsui (Tohoku Univ.)
9:40 AM - 10:00 AM JST(12:40 AM - 1:00 AM UTC)

[2]Application of carbon capture and utilization to carbon recycle in shaft furnace operation

○Kota Moriya, Koki Terui, Sumito Ozawa, Seiji Hosohara, Akinori Murao (JFE)
10:00 AM - 10:20 AM JST(1:00 AM - 1:20 AM UTC)

[3]Reaction behavior of carbon deposition and carbidization by CH4 gas on Reduced Iron

○Chihiro Shimizu, Moritoshi Mizutani, Takuya Natsui, Kenichi Higuchi (Nippon Steel)
10:20 AM - 10:40 AM JST(1:20 AM - 1:40 AM UTC)

[4]Fe3C formation under low carbon activity using rotary kiln

○Kento Ikeda1, Hironari Kubo1, Yasushi Sasaki2, Yousuke Kakisaka1 (1.Fukuoka Inst. of Tech., 2.Tohoku Univ.)
10:40 AM - 11:00 AM JST(1:40 AM - 2:00 AM UTC)

[5]Reduction and melting behavior of deposited carbon-iron oxide composite in hydrogen atmosphere

○Ryota Higashi1, Yuji Iwami2, Taichi Murakami1 (1.Tohoku Univ., 2.JFE)
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