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发明名称
Method of reduction and reducing furnaces
摘要
申请公布号
US1796871(A)
申请公布日期
1931.03.17
申请号
US19280258820
申请日期
1928.03.03
申请人
GATHMYS RESEARCH CORPORATION
发明人
MADORSKY SAMUEL L.
分类号
C21B13/06;C21B13/14
主分类号
C21B13/06
代理机构
代理人
主权项
地址
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