GATE VALVE FOR CUTTING OFF THE GAS FLOW, ESPECIALLY BLAST-FURNACE GAS,申请号PL19780211956-传众专利搜索

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发明名称	GATE VALVE FOR CUTTING OFF THE GAS FLOW, ESPECIALLY BLAST-FURNACE GAS
摘要
申请公布号	PL122406(B1)	申请公布日期	1982.07.31
申请号	PL19780211956	申请日期	1978.12.20
申请人		发明人
分类号	C21B;C21B9/12;F16K;F16K3/20;(IPC1-7):F16K3/20	主分类号	C21B
代理机构		代理人
主权项
地址

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