OBTAINING MAGNESIA FROM MAGNESIA-CONTAINING ROCK,申请号CAD467855-传众专利搜索

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发明名称	OBTAINING MAGNESIA FROM MAGNESIA-CONTAINING ROCK
摘要
申请公布号	CA467855(A)	申请公布日期	1950.09.05
申请号	CAD467855	申请日期
申请人	BASIC REFRACTORIES	发明人	ROBERT A. SCHOENLAUB
分类号		主分类号
代理机构		代理人
主权项
地址

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