TREATMENT OF COAL TAR,申请号JP19850169451-传众专利搜索

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发明名称	TREATMENT OF COAL TAR
摘要
申请公布号	JPS6230188(A)	申请公布日期	1987.02.09
申请号	JP19850169451	申请日期	1985.07.31
申请人	SUMITOMO METAL IND LTD	发明人	YAO TADASHI;HAYAKAWA KEIICHI;KURACHI KAZUHITO
分类号	C10G47/00	主分类号	C10G47/00
代理机构		代理人
主权项
地址

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