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发明名称
METHOD AND APPARATUS FOR THE PRODUCTION OF CARBON BLACK
摘要
申请公布号
US3490870(A)
申请公布日期
1970.01.20
申请号
USD3490870
申请日期
1967.08.09
申请人
COLUMBIAN CARBON CO.
发明人
CHARLES L. DE LAND
分类号
C09C1/50;(IPC1-7):C09C1/50;B01J1/00;C01B31/02
主分类号
C09C1/50
代理机构
代理人
主权项
地址
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