LINE FOR ENRICHING GOLD-CONTAINING SANDS Russian patent published in 2006 - IPC B03B9/00 

FIELD: mining.

SUBSTANCE: line comprises enriching module that is composed of hydraulic classifier, jigging machine, concentration table, and module for finishing concentrate which has centrifugal concentrator, magnetic separators, concentration table, and drying device. The enriching module is provided with washing table for disintegration of material, sluice box provided with the screen for extracting coarse gold which is connected with the hydraulic classifier and additional concentration tables, and device for processing the products of the concentration tables. The module for finishing the concentrate is provided with vibration screen mounted at its inlet upstream of the magnetic separator, jigging machine whose inlet is connected with the outlet of nonmagnetic fraction of one of the separators, member for extracting pure gold from the concentrate of concentration table, and device for enriching in the ferromagnetic liquid whose inlet is connected with the outlets of the centrifugal concentrator through the device for drying made of a furnace, concentration table, and with the outlet of the nonmagnetic fraction of one of the magnetic separators.

EFFECT: enhanced efficiency.

1 dwg