DEVICE FOR SUPPLYING COOLING GAS INTO VACUUM HEATING FURNACE,申请号JP19890080539-传众专利搜索

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发明名称	DEVICE FOR SUPPLYING COOLING GAS INTO VACUUM HEATING FURNACE
摘要
申请公布号	JPH02259010(A)	申请公布日期	1990.10.19
申请号	JP19890080539	申请日期	1989.03.31
申请人	NIPPON SANSO KK;UEKI GAS KAGAKU KK	发明人	TANAKA TORU;SHIMAUCHI NORIYUKI;HIGANO YASUO
分类号	C21D1/00;C21D1/773;F27D7/06;F27D15/02	主分类号	C21D1/00
代理机构		代理人
主权项
地址

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