Application du pompage par émulsion d'air à l'extraction des sables minéralisés et dispositifs de concentration en bas d'appareil,申请号FRD1057176-传众专利搜索

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发明名称	Application du pompage par émulsion d'air à l'extraction des sables minéralisés et dispositifs de concentration en bas d'appareil
摘要
申请公布号	FR1057176(A)	申请公布日期	1954.03.05
申请号	FRD1057176	申请日期	1952.04.28
申请人		发明人	BRANDY PIERRE-EMMANUEL
分类号	B07B7/01	主分类号	B07B7/01
代理机构		代理人
主权项
地址

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