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经营范围
发明名称
Method and apparatus for the upward current separation of particles
摘要
申请公布号
GB709127(A)
申请公布日期
1954.05.19
申请号
GB19510015661
申请日期
1951.07.02
申请人
MAATSCHAPPIJ VOOR KOLENBEWERKING STAMICARBON N.V.
发明人
分类号
B03B5/62
主分类号
B03B5/62
代理机构
代理人
主权项
地址
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