Vorrichtung zum Abscheiden und Foerdern von Kohle im Schacht unter Verwendung von Schwerefluessigkeit,申请号DE1954O004047-传众专利搜索

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发明名称	Vorrichtung zum Abscheiden und Foerdern von Kohle im Schacht unter Verwendung von Schwerefluessigkeit
摘要
申请公布号	DE1085482(B)	申请公布日期	1960.07.21
申请号	DE1954O004047	申请日期	1954.12.31
申请人	HIROSABURO OSAWA	发明人	OSAWA HIROSABURO
分类号	E21F13/04	主分类号	E21F13/04
代理机构		代理人
主权项
地址

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