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发明名称
Method for operating blast furnaces
摘要
申请公布号
US2404461(A)
申请公布日期
1946.07.23
申请号
US19420460979
申请日期
1942.10.06
申请人
SANFORD STANLEY A
发明人
SANFORD STANLEY A.
分类号
C21B5/00
主分类号
C21B5/00
代理机构
代理人
主权项
地址
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