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发明名称
Verfahren und Vorrichtung zum Roesten von Pyrit
摘要
申请公布号
DE1000841(B)
申请公布日期
1957.01.17
申请号
DE1952F009939
申请日期
1952.09.20
申请人
FARBENFABRIKEN BAYER AKTIENGESELLSCHAFT
发明人
GUTH DR. HANS
分类号
C22B1/10
主分类号
C22B1/10
代理机构
代理人
主权项
地址
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