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经营范围
发明名称
METHOD FOR REMOVING IMPURITY IN METAL SILICON POWDER
摘要
申请公布号
JPH0533070(A)
申请公布日期
1993.02.09
申请号
JP19910181786
申请日期
1991.06.26
申请人
TOHO AEN KK
发明人
TAJIMA YOSHIMI;TAKAHASHI HIROSHI;MAEKAWARA HIDEAKI;ORIMO MITSUMORI
分类号
C01B33/037;C22B9/10
主分类号
C01B33/037
代理机构
代理人
主权项
地址
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