Mineral ore flotation aid
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United States of America Patent
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-
Mar 25, 2003
Grant Date -
Dec 12, 2002
app pub date -
May 2, 2001
filing date -
May 2, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In accordance with the present invention, there is provided a method of improving the separation of mineral values from their associated gangue. The method itself involves the addition of an effective amount of a treatment reagent to the froth flotation process which enhances the ore recovery. The treatment reagents of the method of the present invention comprise water-soluble organophosphonates which when added to the flotation feed slurry enhance the recovery of ore values thertefrom. The organophosphonate treatment reagent may be used alone or in combination with a polymeric dispersant.
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