Устройство для вдувания воздуха или пара внутрь рабочего пространства мартеновской печи под ее свод с целью охлаждения и защиты его,申请号SU19340149644-传众专利搜索

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发明名称	Устройство для вдувания воздуха или пара внутрь рабочего пространства мартеновской печи под ее свод с целью охлаждения и защиты его
摘要
申请公布号	SU42115(A1)	申请公布日期	1935.03.31
申请号	SU19340149644	申请日期	1934.06.20
申请人	GATAV A.YA.	发明人	GATAV A.YA.
分类号	F27B3/22;F27D9/00	主分类号	F27B3/22
代理机构		代理人
主权项
地址

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