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发明名称
BOTTOM CONSTRUCTION OF VERTICAL FURNACE
摘要
申请公布号
JPS5640069(A)
申请公布日期
1981.04.16
申请号
JP19790114574
申请日期
1979.09.06
申请人
NIPPON STEEL CORP
发明人
NAGAI TADAHIRO;SAWAI TOSHIAKI
分类号
F27B1/24;C21B7/10
主分类号
F27B1/24
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代理人
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