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    • 5. 发明授权
    • Carrier particle for the froth flotation of fine ores
    • 用于泡沫浮选细颗粒的载体颗粒
    • US4523991A
    • 1985-06-18
    • US453182
    • 1982-12-27
    • Wilfred C. MeyerJames J. Jakubowski
    • Wilfred C. MeyerJames J. Jakubowski
    • B03B1/04B03D1/004B03D1/01B03D1/02B03D1/14
    • B03D1/02B03B1/04B03D1/01B03D1/021B03D1/023B03D2201/02B03D2203/02
    • This invention is a froth flotation process for beneficiating finely sized mineral matter from a finely sized mineral ore pulp comprising floating the finely sized mineral ore pulp in a frothing aqueous medium comprising a collector and a carrier particle in an effective amount for beneficiating the finely sized mineral matter by flotation, wherein the carrier particles are adapted for selectively floating the finely sized mineral matter. The carrier particles of this invention should have a particle size and a density which are suitable for selectively beneficiating the finely sized mineral ore particles by froth flotation and have a surface treated with a condensation product, or acid derivative of a condensation product, of an alkanolamine with a fatty acid, a fatty acid ester, a dibasic fatty acid or a tribasic fatty acid, in a sufficient amount to render the carrier particle sufficiently hydrophobic to float in the frothing aqueous medium.
    • 本发明是一种泡沫浮选方法,用于从精细尺寸的矿石矿浆中选择精细大小的矿物质,包括将精细尺寸的矿石矿浆漂浮在起泡水性介质中,该起泡水性介质包含有效量的有效量的收集器和载体颗粒, 浮选的物质,其中载体颗粒适于选择性漂浮精细尺寸的矿物质。 本发明的载体颗粒应具有适合于通过泡沫浮选选择性地优化精细矿化矿石颗粒的颗粒尺寸和密度,并且用缩醛产物或缩合产物的酸衍生物进行表面处理,其中链烷醇胺 与脂肪酸,脂肪酸酯,二元脂肪酸或三元脂肪酸,足够使载体颗粒足够疏水以漂浮在起泡水性介质中。