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经营范围
发明名称
SEPARATING AND RECOVERING OF VALUABLE METAL
摘要
申请公布号
JPS5395804(A)
申请公布日期
1978.08.22
申请号
JP19770010464
申请日期
1977.02.01
申请人
NIPPON TUNGSTEN
发明人
YAMAMOTO HIROSHI
分类号
C22B34/36;C01G41/00;C22B7/00;C25C1/00;C25C1/12;C25C1/20
主分类号
C22B34/36
代理机构
代理人
主权项
地址
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