Process of making carbon black,申请号US19420431171-传众专利搜索

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发明名称	Process of making carbon black
摘要
申请公布号	US2375796(A)	申请公布日期	1945.05.15
申请号	US19420431171	申请日期	1942.02.16
申请人	PHILLIPS PETROLEUM COMPANY	发明人	KREJEI JOSEPH C.
分类号	C09C1/50	主分类号	C09C1/50
代理机构		代理人
主权项
地址

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