SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS

**Definition:** This place covers:

Apparatus for separating or classifying or washing granular powdered or lumpy solid materials of different physical properties such as size, shape or specific gravity.

**Glossary:** - jig: an apparatus for cleaning or separating solid particles (ore or coal) by agitation in a fluid, e.g. water, where the layer or bed of particles are supported on a perforated plate or screen is subjected to an alternating rising and falling (pulsating) flow of the fluid - vanner: an apparatus for cleaning or separating solid particles (ore or coal) by an inclined belt - sluice: an apparatus for cleaning or separating solid particles (ore or coal) by an inclined trough with riffles at the bottom to retain the heavy minerals - strake: an apparatus for cleaning or separating solid particles (ore or coal) by a finely riffled sluice in which fabrics or corrugated rubber forms pockets to trap heavy mineral - heavy media: liquids or suspensions of particles in water used for sink-float separation