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发明名称
VERFAHREN ZUR HERSTELLUNG VON NATRIUMDITHIONIT
摘要
申请公布号
DE2605862(B2)
申请公布日期
1977.08.18
申请号
DE19762605862
申请日期
1976.02.13
申请人
发明人
分类号
C01B17/66;C01B25/37;(IPC1-7):C01B17/66
主分类号
C01B17/66
代理机构
代理人
主权项
地址
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