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经营范围
发明名称
WERKWIJZE VOOR HET BEREIDEN VAN SALPETERZUUR.
摘要
申请公布号
NL7907422(A)
申请公布日期
1980.05.19
申请号
NL19790007422
申请日期
1979.10.05
申请人
UHDE GMBH TE DORTMUND, BONDSREPUBLIEK DUITSLAND.
发明人
分类号
C01B21/40;(IPC1-7):C01B21/40
主分类号
C01B21/40
代理机构
代理人
主权项
地址
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