of trough type

Full Title

Washing granular, powdered or lumpy materials; Wet separating > by sink-float separation > using heavy liquids or suspensions > Devices therefor, other than using centrifugal force > of trough type

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

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

Subclass:

SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS