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发明名称
Froth flotation of silica or siliceous gangue.
摘要
<p>Silica and siliceous gangue are separated from desired mineral values, particularly iron and phosphate, by reverse forth flotation in the presence of an amine collectors and an effective amount of an alkanol amine such as diethanol amine.</p>
申请公布号
EP0463823(B1)
申请公布日期
1995.07.26
申请号
EP19910305647
申请日期
1991.06.21
申请人
THE DOW CHEMICAL COMPANY
发明人
KLIMPEL, RICHARD R.
分类号
B03D1/02;B03D1/01;(IPC1-7):B03D1/01
主分类号
B03D1/02
代理机构
代理人
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