Depressant for flotation separation of polymetallic sulphidic ores

A new depressant for use in enhanced separation of polymetallic sulphides is described. The depressant agent is used in conjunction with conventional collector agents and frothing agents in the flotation separation of copper, nickel, lead, zinc sulphides by depressing iron sulphides such as pyrrhoti...

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Bibliographische Detailangaben
Hauptverfasser:	JACKSON, JAMES F, BULATOVIC, SRDJAN, JESSUP, TIM M
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON DERIVATIVES THEREOF DIFFERENTIAL SEDIMENTATION FERROUS OR NON-FERROUS ALLOYS FLOTATION MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLIDMATERIALS OR FLUIDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS POLYSACCHARIDES PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATICTABLES OR JIGS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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