CONCENTRATION CHUTE Russian patent published in 2019 - IPC B03B5/26 B03B5/70 

FIELD: technological processes.

SUBSTANCE: invention relates to the enrichment of minerals and can be used to separate solid particles in density in a liquid medium, especially when extracting comparatively light solid particles, for example amber. Concentration chute includes loading part connected with inclined chute, free end of which represents its unloading part and receivers of valuable concentrate and rock. Bottom of the inclined tray is equipped with transverse catching curvilinear pockets arranged with concavity downstream, rock is discharged from the ends of transverse trapezoidal curved pockets located downstream. In the tray there are inclined mesh curvilinear plates concavity in flow with mesh catching pockets in the lower part, the target product output is performed from the ends of transverse curved pockets of mesh plates located downstream.

EFFECT: increased extraction of a valuable component.

1 cl, 2 dwg