发明名称 |
Process and composition for the froth flotation beneficiation of iron minerals from iron ores |
摘要 |
A process and composition are provided for the froth flotation beneficiation of iron minerals from iron ores containing silicate and phosphate minerals, comprising as collectors a combination of a primary amine and a nitrogen compound containing an anionic group selected from methylene carboxylic acid, ethylene phosphoric acid and methylene phosphonic acid.
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申请公布号 |
US4830739(A) |
申请公布日期 |
1989.05.16 |
申请号 |
US19880211803 |
申请日期 |
1988.06.27 |
申请人 |
BEROL KEMI AB |
发明人 |
HELLSTEN, MARTIN;ERNSTSSON, MARIE;IDSTROEM, BO |
分类号 |
B03D1/01;B03D1/014;B03D1/02 |
主分类号 |
B03D1/01 |
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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