B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
B03B5/62—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
B03B5/623—Upward current classifiers
Landscapes
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles
(AREA)
Procede pour uniformiser un courant ascendant de gaz et de liquide dans un reacteur a lit fluidise et grille etagee de distribution d'ecoulement pour sa mise en oeuvre