DEVICE FOR MAKING GRAVEL-LIKE SLAG PUMICE,申请号SU19772469807-传众专利搜索

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发明名称	DEVICE FOR MAKING GRAVEL-LIKE SLAG PUMICE
摘要
申请公布号	SU622777(A1)	申请公布日期	1978.09.05
申请号	SU19772469807	申请日期	1977.04.04
申请人	URALSKIJ NI PI STROITELNYKH MATERIALOV "URALNIISTROMPROEKT"	发明人	SOSNIN VALERIJ P,SU;OZHIGIN VALERIJ ,SU
分类号	(IPC1-7):C04B5/04	主分类号	(IPC1-7):C04B5/04
代理机构		代理人
主权项
地址

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