Concentration for beneficiating minerals
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United States of America Patent
Stats
-
Mar 5, 1991
Grant Date -
N/A
app pub date -
Dec 26, 1989
filing date -
Apr 27, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A concentrator comprises a beneficiating member (1) in the form of a bowl with a tapered bottom (2) a concavity of which is provided with a discharge hole (13), and a drive mechanism (5) a hollow drive shaft (8) of which accommodates eccentrically a shaft (10) carrying the beneficiating member (1) executing a circular movement about a radius equal to the eccentricity. In cross section the bowl is elliptical and is connected to a base (3) by flexible elements (12), whereas the concavity of the tapered bottom (2) is offset relative to its shaft (10). A tray (14) for finally concentrating the material is provided under the discharge hole (13).
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