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经营范围
发明名称
Aufbereitung von Kohle und sonstigen Mineralien
摘要
申请公布号
DE860481(C)
申请公布日期
1952.12.22
申请号
DE1941W002187D
申请日期
1941.08.03
申请人
WESTFALIA DINNENDAHL GROEPPEL AKTIENGESELLSCHAFT
发明人
分类号
B03B5/44
主分类号
B03B5/44
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代理人
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