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发明名称
VERFAHREN ZUR HERSTELLUNG VON KOHLE- ODER GRAPHITFAEDEN
摘要
申请公布号
DE1669471(B2)
申请公布日期
1972.12.28
申请号
DE19661669471
申请日期
1966.01.20
申请人
发明人
分类号
D01F9/145;D01F9/15;D01F9/155;D01F9/24;(IPC1-7):C01B31/07
主分类号
D01F9/145
代理机构
代理人
主权项
地址
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