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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
B03D3/00—Differential sedimentation
FR1127439D1954-03-241955-03-22Procédé pour l'amélioration de la préparation du charbon, du minerai et d'autres minéraux
ExpiredFR1127439A
(fr)