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发明名称
Verfahren zum Roesten armer oder leichtschmelzender Eisenerze
摘要
申请公布号
DE732351(C)
申请公布日期
1943.03.01
申请号
DE1938R103333D
申请日期
1938.09.15
申请人
ROECHLING'SCHE EISEN- U. STAHLWERKE G.M.B.H.
发明人
ROECHLING DR. HERMANN
分类号
C22B1/02;C22B1/14
主分类号
C22B1/02
代理机构
代理人
主权项
地址
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