| 21. | To produce barium, barite ore is separated from quartz, sometimes by froth flotation methods, resulting in relatively pure barite.
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| 22. | Tailings from froth flotation contain high concentrations of heavy metals, including aluminum, which have toxic effects of aquatic organisms.
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| 23. | The froth flotation process was then being developed at Broken Hill, although the Zinc Corporation struggled to apply it.
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| 24. | Some applications of these compounds are in fabric softeners, froth flotation agents ( purification of ores ), and corrosion inhibitors.
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| 25. | The most common zinc concentrate processed is zinc sulfide, which is obtained by concentrating sphalerite using the froth flotation method.
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| 26. | One separation step involves froth flotation, in which surfactants bind to different ore components, leading to an enrichment of cobalt ores.
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| 27. | Diesel fuel was originally used for the froth flotation process, but it was replaced by MCHM because of air emissions regulations.
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| 28. | In 1913, Frank E . Elmore developed a froth flotation process to recover molybdenite from ores; flotation remains the primary isolation process.
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| 29. | In froth flotation the effectiveness of an air bubble to adhere to a particle is based on how hydrophobic the particle is.
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| 30. | The ore is treated by froth flotation to obtain molybdenite concentrate, which is shipped to a plant in Fort Madison, Iowa for further processing.
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