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经营范围
发明名称
SMELTING PROCESS
摘要
申请公布号
ZA7704202(B)
申请公布日期
1979.01.31
申请号
ZA19770004202
申请日期
1977.07.13
申请人
JOHANNESBURG CONSOLIDATED INVESTMENT CO LTD
发明人
BARTLETT H
分类号
C01G37/00;C01G53/00;C01G55/00;C22B4/08;C22B5/10;C22B11/02
主分类号
C01G37/00
代理机构
代理人
主权项
地址
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