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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
B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
B03D1/00—Flotation
FR37595D1929-10-141929-10-14
Plant for the treatment of graphite ores and other similar ores
ExpiredFR37595E
(en)