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发明名称
Pelletizing iron ore concentrates
摘要
申请公布号
US2816016(A)
申请公布日期
1957.12.10
申请号
US19560590358
申请日期
1956.06.11
申请人
ERIE MINING COMPANY
发明人
VANEY FRED D. DE
分类号
C22B1/24
主分类号
C22B1/24
代理机构
代理人
主权项
地址
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