专利名称：METHOD FOR OPERATING BLAST FURNACE 发明人：MIYAKE TAKAHISA
申请号：JP17140985
kambara申请日：19850803
公开号：JPS6233706A
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高中英语必修一答案
19870213
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小学语文课程标准摘要：PURPOSE:To relatively simply produce molten low Si pig iron by dividing a coke to be charged into a blast furnace into coke having a high ash content and coke having a low ash content, mixing the high ash coke with iron ore and charging alternately the mixture and the low ash coke. CONSTITUTION:When the coke is charged into the blast furnace, the coke is divided into the coke having a high ash content and coke having a low ash content. The high ash coke is mixed with iron ore and the mixture and the low ash coke are alternately charged. The low ash coke is burned in the raceway part to produce the molten low Si pig iron. The amount of the low ash coke ud is about 60% of the total amount of the low and high ash cokes.
申请人：SUMITOMO METAL IND LTD
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