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    Journal of Asian Scientific ... investigated the affect of heat treatment on the acid leaching of iron ore. ... 5g of sodium silicate and 25 drops of oleic acid were ...

  • Froth Flotation of Iron Ores - sapub

    The reagents used in iron ore ... The adsorption of fatty acids on hematite plays a key role in the ... established that oleic acid/sodium oleate chemisorb ...