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发明名称
HEAVY MEDIUM SEPARATION
摘要
申请公布号
GB2199773(B)
申请公布日期
1990.10.03
申请号
GB19870029523
申请日期
1987.12.18
申请人
* DE BEERS INDUSTRIAL DIAMOND DIVISION
发明人
NOEL JOHN * PIPKIN;MICHAEL STANLEY * HUNT
分类号
B03B13/00
主分类号
B03B13/00
代理机构
代理人
主权项
地址
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