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发明名称
Procédé de traitement des minerais de chrome.
摘要
申请公布号
CH286186(A)
申请公布日期
1952.10.15
申请号
CHD286186
申请日期
1950.06.01
申请人
BEERS,GEORGE HOWARD
发明人
HOWARD BEERS,GEORGE
分类号
C22B1/08
主分类号
C22B1/08
代理机构
代理人
主权项
地址
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