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发明名称
Method of and apparatus for treating ores and similar materials
摘要
申请公布号
US2036578(A)
申请公布日期
1936.04.07
申请号
US19320620445
申请日期
1932.07.01
申请人
KEYES HARMON E
发明人
KEYES HARMON E.
分类号
C21B13/00;F27B17/00
主分类号
C21B13/00
代理机构
代理人
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地址
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