PRODUCTS

molybdenum flotation copper

molybdenum flotation copper

molybdenum flotation copper
Application

Molybdenum Ore Processing by Flotation · Flotation of Molybdenite from Copper Molybdenum Ore Processing by Flotation How to separate copper & mol

molybdenum flotation copper

  • Molybdenum Ore Processing by Flotation

    · Flotation of Molybdenite from Copper Molybdenum Ore Processing by Flotation How to separate copper & molybdenum; the problem Molybdenum is found in small amounts in practically all low grade porphoritic copper ores It is usually present as the sulphide, molybdenite, which is readily recovered in the copper flotation concentrate Copper sulphide flotation· When copper minerals are effectively suppressed, a certain amount of nonpolar oil is added to the molybdenum floatation process to achieve the purpose of enhancing the flotation efficiency of molybdenite In addition, in order to maximize the grade of molybdenum concentrate, it is necessary to add regulators such as inhibiting gangue minerals (water glass, etc), dispersed ore pulp,Coppermolybdenum ore beneficiation,flotation separation· The copper concentrator produces 1050 mt/day of bulk CuMo concentrate averaging 27% Cu and 06% Mo Molybdenum plant feed is thickened to 62% solids and stored in two 150 cubic meter tanks Two identical flotation circuits are fed from a constant head tank through changeable orifice plates thus maintaining steady feed rates Each circuit consists of conditioners, rougher flotation, and sevenNitrogen Gas Molybdenum Flotation from Copper Concentrate

  • CopperMolybdenum ores Danafloat Home

    Molybdenum will float naturally with the copper but can be crowded in the froth by the copper mineralization and use of a moly collector (such as diesel oil, kerosene, refined oils, pine oil or xanthate ester) enhances its floatability Further, because optimum moly flotation pH is at 78 while optimum copper selectivity is typically in the 911 pH range, use of a moly collector in bulk· Flotation of Molybdenite from Copper Molybdenum Ore Processing by Flotation How to separate copper & molybdenum; the problem Molybdenum is found in small amounts in practically all low grade porphoritic copper ores It is usuallyMolybdenum Ore Processing by FlotationKeywords: coppermolybdenum ore, flotation, dispergation, concentration, extraction INTRODUCTION As the deposits are depleted and the need arises to involve poor, finely disseminated ores in processing, it becomes necessary to improve the reagent modes of enrichment of copper ores, the use of additives and rea gent compositions, the use of modernized equipment [1, 2] Increasing theFLOTATION PROCESSING OF COPPERMOLYBDENUM ORE

  • Optimization of a Copper/Molybdenum Flotation Circuit by

    Optimization of a Copper/Molybdenum Flotation Circuit by Depressing Pyrite from the Rougher Flotation Stage Using Different Scheme of Reagents A thesis submitted in partial fulfillment of the requirements for the degree of Master Of Science in Metallurgical Engineering by Wander A Valderrama Dr Carl C Nesbitt/Thesis Advisor May 0903· The copper concentrator produces 1050 mt/day of bulk CuMo concentrate averaging 27% Cu and 06% Mo Molybdenum plant feed is thickened to 62% solids and stored in two 150 cubic meter tanks Two identical flotation circuits are fed from a constant head tank through changeable orifice plates thus maintaining steady feed rates Each circuit consists of conditioners, rougher flotation, and sevenNitrogen Gas Molybdenum Flotation from Copper ConcentrateA study of mechanisms affecting molybdenite recovery in a bulk copper/molybdenum flotation circuit, International Journal of Mineral Processing, 93(34),256266 (2009) and the PhD Thesis of Lin Zhou (University of South Australia) In 20+ years, I am yet to see convincing evidence of MoS2 compositional variation unless it is a trace substitution of an impurity or confused with attached materialMolybdenum Flotation Froth Flotation (Sulphide & Oxide

  • CopperMolybdenum ores Danafloat Home

    Molybdenum will float naturally with the copper but can be crowded in the froth by the copper mineralization and use of a moly collector (such as diesel oil, kerosene, refined oils, pine oil or xanthate ester) enhances its floatability Further, because optimum moly flotation pH is at 78 while optimum copper selectivity is typically in the 911 pH range, use of a moly collector in bulkparameters in the separation of coppermolybdenum (Bulatovic, 2007) The floatability of molybdenum in porphyry copper ores depends on some factors such as the effect of mineralogy, slime coatings, grinding and mineral liberation, and flotation reagents (Shirley and Sutulov, 1985; Hernlund, 1961) Mostly kerosene, diesel oil, transformer oil, and solar oil are used as collectors in molybdenumOPTIMIZATION OF FLOTATION PARAMETERS FOR· The Sungun coppermolybdenum operation in Iran uses a typical coppermolybdenum flowsheet to produce separate copper and molybdenum concentrates through flotation and regrinding of the rougher concentrates arising from the primary circuit This site was used as a case study limited to the feed and products of the coppermolybdenum separation circuit, in which process mineralogyA process mineralogy approach to optimize molybdenite

  • INVESTIGATION OF EFFECTIVE PARAMETERS FOR MOLYBDENITE

    copper–molybdenum flotation, and reviews most of the published applications Section 2 gives a description of the industrial plant briefly The materials and methods are introduced in Section 3 Finally, Section 4 analyzes the effect of some of the factors on the flotation of molybdenum and copper Flotation of porphyry copper–molybdenum ores (theoretical considerations) MolybdeniteThe naturally float molybdenum with copper but can be congested in the foam by the mineralization of copper and molybdenum collector use (such as diesel oil, kerosene, refined oils, pine oil or xanthate ester) improves its buoyancy Additionally, since the pH optimum of float is 78 molybdenum optimum selectivity while copper is typically in a pH range of 911, the use of a flotation collectorRecovering Moly from Copper Oxide and Sulfide Frothcopper flotation circuits and were taken before entering the molybdenum circuit The Morenci copper/molybdenum concentrate analyzed 02%04% Mo and 28%33% Cu, while the grade of the Copperton copper/molybdenum concentrate was 25%41 % Mo and 32%34% Cu The concentrates were received at 20%35% solids The particle size data show that theMolybdenite flotation from copper/molybdenum concentrates

  • Optimization of a Copper/Molybdenum Flotation Circuit by

    Optimization of a Copper/Molybdenum Flotation Circuit by Depressing Pyrite from the Rougher Flotation Stage Using Different Scheme of Reagents A thesis submitted in partial fulfillment of the requirements for the degree of Master Of Science in Metallurgical Engineering by Wander A Valderrama Dr Carl C Nesbitt/Thesis Advisor May 2020The bulk copper/molybdenum feed generally varies from 02% Mo to 10% Mo, and with traditional reagents the singlestage rougher flotation recovery of molybdenite varies between 40% and 90% at a concentrate grade of 5% to 10% Mo With ozone conditioning for copper depression, however, improved separations appear to be possible, as demonstrated by tests with Cu/Mo concentrates from both theMolybdenite flotation from copper/molybdenum concentratesMolybdenum will float naturally with the copper but can be crowded in the froth by the copper mineralization and use of a moly collector (such as diesel oil, kerosene, refined oils, pine oil or xanthate ester) enhances its floatability Further, because optimum moly flotation pH is at 78 while optimum copper selectivity is typically in the 911 pH range, use of a moly collector in bulkCopper Molybdenum Flotation depressant Barium Sulphate

  • Worlds largest flotation cells improve copper and

    · Both sections consist of three bulk copper and molybdenum rougher flotation lines, and the rougher concentrate is transferred to a regrinding stage In 2015, personnel from Buenavista del Cobre and Outotec conducted a process assessment of the rougher flotation stage The process assessment included detailed mineralogical characterization of an ore sample, a sampling campaignparameters in the separation of coppermolybdenum (Bulatovic, 2007) The floatability of molybdenum in porphyry copper ores depends on some factors such as the effect of mineralogy, slime coatings, grinding and mineral liberation, and flotation reagents (Shirley and Sutulov, 1985; Hernlund, 1961) Mostly kerosene, diesel oil, transformer oil, and solar oil are used as collectors in molybdenumOPTIMIZATION OF FLOTATION PARAMETERS FORFlotation separates the metallic minerals from the gangue this way and – in the case of copper/ molybdenum ores – separates molybdenite from copper sulphide The resulting MoS 2 concentrate contains between 85% and 92% MoS 2 Further treatment by acid leaching can be used to dissolve impurities like copper and lead if necessary Production of molybdenum concentrate Closeup ofMolybdenum Processing IMOA

  • Estimation of Copper and Molybdenum Grades and Recoveries

    · In this paper, prediction of copper and molybdenum grades and their recoveries of an industrial flotation plant are investigated using the Artificial Neural Networks (ANN) model Process modeling has done based on 92 datasets collected at different operational conditions and feed characteristics The prominent parameters investigated in this network were pH, collector, frother andCopper /Molybdenum Flotation Circuit Steps: Grinding Grinding mills liberate the ore from the gangue material (nonores: silica, organics), and reduce it to an optimal size for flotation Water mixes in to form slurry This helps both in the transportation and separation of the solids Bulk (CopperMoly) Flotation Both the copper and moly sulfide ores together (bulk) float in rougherMineral Processing SolutionsCoppermolybdenum ore beneficiation,flotation separation Among them, the porphyry coppermolybdenumsulfur deposit has the greatest industrial application value Many studies and practices have been carried out at home and abroad for the recovery of molybdenum from coppermolybdenum ore, but there are also many problems in it, such as the difficulty of separating copper andmolybdenum recovery from the copper processing