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发明名称
SPOSOB OTRZYMYWANIA ZIARNOWEGO WEGLA AKTYWNEGO
摘要
申请公布号
PL107057(B1)
申请公布日期
1980.01.31
申请号
PL19770197345
申请日期
1977.04.09
申请人
发明人
分类号
C01B31/08;C10L;(IPC1-7):C01B31/08
主分类号
C01B31/08
代理机构
代理人
主权项
地址
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