International Organized Sessions 
| 9:40-9:50  Opening 
            remarks                                  Y.Kashiwaya(Hokkaido 
            Univ.) | ||
| Chairperson:K.Saito(NSC) | ||
| 9:50-10:15 | ||
| Int.1 | Invited Lecture ArcelorMittal Maizieres *Jean-Pierre 
            Birat | ···258 | 
| 10:15-10:40 | ||
| Int.2 | Invited Lecture nternational activity on the CO2 reduction in the ironmaking field NTNU *Leiv Kolbeinsen | ···262 | 
| 10:40-11:05 | ||
| Int.3 | Invited LectureImprovement of 
            reduction rate of iron ore using hydrogen-enriched synthetic gas POSCO *Sihyung Lee ·Jonghwun 
            Jung·Kihyun Kim·Sungman Kim | ···266   | 
| 11:05-11:30 | ||
| Int.4 | Possibility of 
            hydrogen reduction in iron-making process (COURSE 50 program 
            in Japan) NSC *S.Matsuzaki·K.Yonezawa·K.Saito·M.Naito | ···268   | 
| 11:30-11:50 | ||
| Int.5 | Effect of hydrogen on reduction of iron ore aggromerates with H2-CO Osaka Univ. *T.Usui·H.Ono-Nakazato·H.Konishi·H.Kawabata | ···270 | 
| Chairperson:M.Ichida(Akita 
            National College of Tech.) | ||
| 13:20-13:40 | ||
| Int.6 | Low RAR operation technology of blast furnace aiming at reducing CO2 emission in ironmaking process JFE *M.Sato·T.Anyashiki·S.Watakabe·K.Takeda | ···274   | 
| 13:40-14:00 | ||
| Int.7 | Subjects for low reducing agent rate operation of blast furnace aiming 
            at the low carbon dioxide emission Kobe Steel *K.Miyagawa·M.Sawayama·Y.Matsui | ···278 | 
| 14:00-14:20 | ||
| Int.8 | Effect of HBI charging on blast furnace productivity Sumitomo Metals *Y.Ujisawa·K.Sunahara·Y.Matsukura | ···282 | 
| 14:20-14:40 | ||
| Int.9 | Carburization of reduced iron under the existence of iron oxides POSTECH *Hyunsoo Kim·Y.Sasaki | ···286 | 
| 14:40-15:00 | ||
| Int.10 | Contribution of nuclear hydrogen to ironmaking JAEA *R.Hino·S.Kubo·K.Onuki·Y.Tachibana·M.Ogawa | ···290 |