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发明名称
METHOD OF OBTAINING CARBON BLACK
摘要
申请公布号
PL109636(B1)
申请公布日期
1980.06.30
申请号
PL19770202444
申请日期
1977.11.26
申请人
发明人
分类号
C09C1/50;C01B;C01B31/02;C09C1/44;C09C1/48;(IPC1-7):C09C1/50
主分类号
C09C1/50
代理机构
代理人
主权项
地址
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