PRODUCTION OF SAND,申请号GB19760052415-传众专利搜索

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发明名称	PRODUCTION OF SAND
摘要
申请公布号	GB1580908(A)	申请公布日期	1980.12.10
申请号	GB19760052415	申请日期	1976.12.15
申请人	ECC QUARRIES LTD	发明人
分类号	C04B20/02;(IPC1-7):C04B31/02	主分类号	C04B20/02
代理机构		代理人
主权项
地址

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