Extruding attrition resistant alumina particles,申请号GB19560005478-传众专利搜索

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发明名称	Extruding attrition resistant alumina particles
摘要
申请公布号	GB789572(A)	申请公布日期	1958.01.22
申请号	GB19560005478	申请日期	1956.02.22
申请人	HOUDRY PROCESS CORPORATION	发明人
分类号	B01J21/16	主分类号	B01J21/16
代理机构		代理人
主权项
地址

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