发明名称 METHOD OF PRODUCING HARD BLAST FURNACE CRUSHED STONE
摘要 PURPOSE:To provide blast furnace crushed strnes with greater specific gravity and lower coefficient of water absorption by discharging and solidfying molten blast furnace slag from the top of a large area panel with a fixed slope composed of thick steel piece so as to have a fixed thickness.
申请公布号 JPS53144494(A) 申请公布日期 1978.12.15
申请号 JP19770059663 申请日期 1977.05.23
申请人 NIPPON STEEL CORP 发明人 YASUDA HIROMICHI
分类号 C04B5/00;C21B3/08 主分类号 C04B5/00
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