HYDRODYNAMIC PLANT Russian patent published in 1998 - IPC

FIELD: separation into fraction of placer deposits with a wide range of minerals. SUBSTANCE: plant has bath made with compartments located near the bottom and having inclined staggered bottom plates whose lower part is communicated through gates and settling-accumulating members with screw hydraulic buddles. Each settling-accumulating member has tubular body accommodating impellers installed on horizontal axle. Vertical plates installed along and inside the bath form channels. Device for supply of compressed air is made in the form of pipelines located in lower part and along channels made in plates. Channels accommodate arcwise strips. Device for supply of initial pulp is made in the form of comb-like nozzle whose channels are located between plates. Inclined bottom plates of lateral compartments located near bottom and trough of screw-hydraulic buddles have mats. EFFECT: higher efficiency. 5 dwg