PRODUCTION OF CARBON BLACK,申请号CAD547324-传众专利搜索

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发明名称	PRODUCTION OF CARBON BLACK
摘要
申请公布号	CA547324(A)	申请公布日期	1957.10.08
申请号	CAD547324	申请日期
申请人	PHILLIPS PETROLEUM COMPANY	发明人	CARL J. HELMERS
分类号		主分类号
代理机构		代理人
主权项
地址

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