STRAKE GRIZZLY FOR DRESSING MINERALS Russian patent published in 1997 - IPC

FIELD: mining industry. SUBSTANCE: strake grizzly for isolation of foam minerals and native metals when separating metal-carrying sands and conglomerates has, as principal unit, groove with bottom inclined in longitudinal direction and hinged transverse shaking template screen disposed over the bottom. On the discharge side of main section, side narrowing groove and hanging adjusting strake are disposed, the latter being provided with shaking template system hinged by means of controlled link. Adjusting section is provided with bunker to collect undersize with connection pipe to supply water under excess pressure. EFFECT: improved design of apparatus. 3 dwg