Improvements in and relating to the roasting of pyrites,申请号GB19520026716-传众专利搜索

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发明名称	Improvements in and relating to the roasting of pyrites
摘要
申请公布号	GB748490(A)	申请公布日期	1956.05.02
申请号	GB19520026716	申请日期	1952.10.24
申请人	BOLIDENS GRUVAKTIEBOLAG	发明人
分类号	C01B17/52;C22B1/02;F27B21/06	主分类号	C01B17/52
代理机构		代理人
主权项
地址

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