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发明名称
Aus mehreren Azotieroefen bestehendes Ofensystem zur Herstellung von Kalkstickstoff
摘要
申请公布号
DE491875(C)
申请公布日期
1930.02.15
申请号
DE1929H120375D
申请日期
1929.02.14
申请人
GUSTAV HILGER
发明人
分类号
C01C3/00
主分类号
C01C3/00
代理机构
代理人
主权项
地址
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