Process for beneficiating sulfide ores
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United States of America Patent
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-
Sep 15, 1981
Issued Date -
N/A
app pub date -
Dec 11, 1979
filing date -
Oct 10, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a process for beneficiating one or more mineral values of sulfide ores by treating the sulfide ore with a metal containing compound under conditions such as to selectively enhance the magnetic susceptibility of the mineral values to the exclusion of the gangue in order to permit a separation between the values and gangue, the improvement comprising pretreating the sulfide ore by heating it to a temperature of at least about 80.degree. C. for at least about 0.1 hours.
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