Nozzle construction with thermally expanding refractory insert,申请号US19640393523-传众专利搜索

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发明名称	Nozzle construction with thermally expanding refractory insert
摘要
申请公布号	US3341092(A)	申请公布日期	1967.09.12
申请号	US19640393523	申请日期	1964.09.01
申请人	HARBISON-WALKER REFRACTORIES COMPANY	发明人	FINN ALFRED E.
分类号	B22D41/50	主分类号	B22D41/50
代理机构		代理人
主权项
地址

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