REFRACTORY MATERIAL BASED ON POLYCRYSTALLINE ALUMINA,申请号EP20030745816-传众专利搜索

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发明名称	REFRACTORY MATERIAL BASED ON POLYCRYSTALLINE ALUMINA
摘要
申请公布号	EP1492742(A1)	申请公布日期	2005.01.05
申请号	EP20030745816	申请日期	2003.04.03
申请人	PEM ABRASIFS-REFRACTAIRES	发明人	BOURLIER, FLORENT;ROQUEFEUIL, FREDERIC
分类号	C01F7/02;C04B14/30;C04B38/00;(IPC1-7):C04B35/66	主分类号	C01F7/02
代理机构		代理人
主权项
地址

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