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发明名称
Process for the magnetic treatment of iron ores
摘要
申请公布号
US1865869(A)
申请公布日期
1932.07.05
申请号
US19310567751
申请日期
1931.10.08
申请人
KAISER WILHELM INSTITUT FUR EISENFORSCHUNG
发明人
LUYKEN WALTER
分类号
B03C1/015
主分类号
B03C1/015
代理机构
代理人
主权项
地址
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