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发明名称
AN IMPROVED FROTH FLOTATION PROCESS FOR BENEFICATING COAL
摘要
申请公布号
IN154360(B)
申请公布日期
1984.10.20
申请号
IN1981CA59719
申请日期
1981.06.03
申请人
THE DOW CHEMICAL COMPANY
发明人
HEFNER ROBERT EUGENE JR.
分类号
(IPC1-7):B03B3/00;B01J1/00
主分类号
(IPC1-7):B03B3/00
代理机构
代理人
主权项
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