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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
B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
B03B1/02—Preparatory heating
FR433793D1910-08-311911-08-31Procédé pour enrichir les minerais oolithiques siliceux
ExpiredFR433793A
(fr)