CLEAN MELTING OF SUPERALLOYS,申请号GB19890028712-传众专利搜索

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发明名称	CLEAN MELTING OF SUPERALLOYS
摘要
申请公布号	GB8928712(D0)	申请公布日期	1990.02.28
申请号	GB19890028712	申请日期	1989.12.20
申请人	ROLLS-ROYCE PLC	发明人
分类号	B22D41/01;B22D41/05;B22D43/00;C22C1/02;H05B6/06;H05B6/22	主分类号	B22D41/01
代理机构		代理人
主权项
地址

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