Process for the preparation of finely divided pulverised hexagonal ferrite and its use in the preparation of magnetic recording media.,申请号EP19900118006-传众专利搜索

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发明名称	Process for the preparation of finely divided pulverised hexagonal ferrite and its use in the preparation of magnetic recording media.
摘要
申请公布号	EP0421189(B1)	申请公布日期	1994.04.20
申请号	EP19900118006	申请日期	1990.09.19
申请人	BASF AKTIENGESELLSCHAFT	发明人	MUELLER, MICHAEL WOLFGANG, DR.;SCHWAB, EKKEHARD, DR.;ARNDT, VOLKER, DR.
分类号	C01G49/00;G11B5/706;H01F1/11;(IPC1-7):C01G49/00	主分类号	C01G49/00
代理机构		代理人
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地址

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