MANUFACTURING METHOD OF GRANULAR Ñß-IRON OXIDE,申请号KR19940022449-传众专利搜索

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发明名称	MANUFACTURING METHOD OF GRANULAR Ñß-IRON OXIDE
摘要
申请公布号	KR0136179(B1)	申请公布日期	1998.04.25
申请号	KR19940022449	申请日期	1994.09.07
申请人	POSCO;RIST	发明人	BYUN, TAE-BONG;SONN, JIN-KOON
分类号	C01G49/02;(IPC1-7):C01G49/02	主分类号	C01G49/02
代理机构		代理人
主权项
地址

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