发明名称 |
Depression of the flotation of silica or siliceous gangue in mineral flotation |
摘要 |
A flotation process is disclosed wherein the selectivity to the valuable mineral is improved by the depression of silica or siliceous gangue by the use of a hydroxy-containing compound such as an alkanol amine. The process is useful in the flotation of oxide minerals as well as in sulfide flotation.
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申请公布号 |
US5057209(A) |
申请公布日期 |
1991.10.15 |
申请号 |
US19900484012 |
申请日期 |
1990.02.23 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
KLIMPEL, RICHARD R.;LEONARD, DONALD E.;HANSEN, ROBERT D.;FEE, BASIL S. |
分类号 |
B02C23/06;B03D1/01 |
主分类号 |
B02C23/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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