Способ продувки чугуна в конвертере,申请号SU19570566252-传众专利搜索

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发明名称	Способ продувки чугуна в конвертере
摘要
申请公布号	SU112975(A1)	申请公布日期	1957.11.30
申请号	SU19570566252	申请日期	1957.02.09
申请人	GAGIN S.D.	发明人	GAGIN S.D.
分类号	C21C5/28	主分类号	C21C5/28
代理机构		代理人
主权项
地址

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