SLUICE FOR CONCENTRATION OF PLACER MINERALS Russian patent published in 1995 - IPC

Abstract RU 2026744 C1

FIELD: concentration of gold- containing sands. SUBSTANCE: sluice for concentration of placer minerals has corrugated bottom with corrugations conjugating to one another at angle from 120 to 130 deg. and formation of longitudinal hollows. Hollows of end part of sluice have holes in form of dovetail. EFFECT: higher efficiency. 6 dwg

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RU 2 026 744 C1

Authors

Gilevich A.L.

Dates

1995-01-20—Published

1992-04-13—Filed