ROASTING OF PYRITE,申请号USD3589866-传众专利搜索

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发明名称	ROASTING OF PYRITE
摘要
申请公布号	US3589866(A)	申请公布日期	1971.06.29
申请号	USD3589866	申请日期	1969.09.24
申请人	DORR-OLIVER INC.	发明人	ELLIOTT J. ROBERTS
分类号	C01B17/06;C22B1/10;(IPC1-7):C22B1/10	主分类号	C01B17/06
代理机构		代理人
主权项
地址

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