Process of separation of ore materials,申请号US19390259577-传众专利搜索

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发明名称	Process of separation of ore materials
摘要
申请公布号	US2277010(A)	申请公布日期	1942.03.17
申请号	US19390259577	申请日期	1939.03.03
申请人	AMERICAN CYANAMID COMPANY	发明人	BOOTH ROBERT B.
分类号	B03D3/00	主分类号	B03D3/00
代理机构		代理人
主权项
地址

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