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发明名称
Perfectionnements à la récupération du noir de carbone
摘要
申请公布号
FR1100305(A)
申请公布日期
1955.09.19
申请号
FRD1100305
申请日期
1950.03.16
申请人
PHILLIPS PETROLEUM COMPANY
发明人
分类号
C09C1/58
主分类号
C09C1/58
代理机构
代理人
主权项
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