Direct smelting process in rotary kilns,申请号US19570638163-传众专利搜索

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发明名称	Direct smelting process in rotary kilns
摘要
申请公布号	US2900248(A)	申请公布日期	1959.08.18
申请号	US19570638163	申请日期	1957.02.04
申请人	AKTIENGESELLSCHAFT FUR UNTERNEHMUNGEN DER EISEN- UND STAHLINDUSTRIE	发明人	JOHANNSEN FRIEDRICH
分类号	C21B13/08	主分类号	C21B13/08
代理机构		代理人
主权项
地址

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