Flotation of magnesite and the like magnesium ores,申请号US19410388881-传众专利搜索

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发明名称	Flotation of magnesite and the like magnesium ores
摘要
申请公布号	US2280905(A)	申请公布日期	1942.04.28
申请号	US19410388881	申请日期	1941.04.16
申请人	NORTHWEST MAGNESITE COMPANY	发明人	FAHRENWALD ARTHUR W.
分类号	B03D1/008	主分类号	B03D1/008
代理机构		代理人
主权项
地址

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