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发明名称
METHOD AND MEANS FOR BENEFICIATING ORES
摘要
申请公布号
US3424310(A)
申请公布日期
1969.01.28
申请号
USD3424310
申请日期
1968.03.19
申请人
UNITED STATES BORAX & CHEM. CORP.
发明人
MARTIN WILSON
分类号
B03D1/004;(IPC1-7):B03D1/02
主分类号
B03D1/004
代理机构
代理人
主权项
地址
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