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摘要
申请公布号
SE327320(B)
申请公布日期
1970.08.17
申请号
SE19650013876
申请日期
1965.10.27
申请人
RIO ALGOM MINES LTD
发明人
RAMSEY K;MORRIS W
分类号
(IPC1-7):C23B5/68
主分类号
(IPC1-7):C23B5/68
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