copper from molybdenite pulp

USA Process for recovery of molybdenite from NIOSHTIC 2 Publications Search

molybdenite concentrate copper flotation Prior art date 04 21 Legal status The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed Molybdenite is recovered from copper sulfide flotation concentrates by froth flotation with injection of air and steam into the flotation pulp at 70 deg 100 deg c and soluble sulfide reagents Injection of steam depresses cu and fe sulfide minerals and decreases the

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OPTIMIZATION OF FLOTATION PARAMETERS FOR BENEFICATION The Metal Profile for Molybdenum ThoughtCo

by floating Cu Mo together Secondly molybdenite is enriched selectively by depressing copper and iron sulfides Wills In addition it should be noted that conditioning time pulp density and reagent additions are the most important19/1/ 32 But in order to extract these intermediary products from molybdenite ore it must first be crushed and floated to separate copper sulfide from the molybdenite The resulting molybdenum sulfide MoS2 is then roasted at between 500 600 C 176 932 F 176 to produce roasted molybdenite concentrate MoO3 also referred to as technical molybdenum concentrate

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PDF Selective separation of copper molybdenum AUGUST 18 21 OTTAWA CANADA Hydrometallurgy and Electrometallurgy of Copper

The pulp pH was adjusted by KOH or HCl again and then stirred for 5 minut Thereafter KIBX was a dded to obtain a The flotation separation of molybdenite from copper sulfide minerals Extraction Separation of Copper from Nickel and Cobalt with Respect to Treatment of Ocean Nodules V Kumar BD Pandey and D Bagchi 181 IMPURITY CONTROL AND BY PRODUCTS Continuous Decopperization Process for Molybdenite Concentrates

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molybdenite concentrate copper leachingriMinerals Engineering International Online Commodities

Molybdenite concentrate and characterization studies A representative sample of molybdenite concentrate from the Sarcheshmeh Copper Complex of Iran with a size distribution of 90 wt less than 38 μm was used for bioleaching testsYK Xia and FF Peng Selection of frothers from residual organic reagents for copper molybdenite sulfide flotation International Journal of Mineral Processing Vol83 No1 2 Gul A The role of Na 2 S 2 O 5 and activated carbon on the selective flotation of chalcopyrite from a copper ore using a dithiophosphine type collector

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EPA1 Process for the selective separation of a Minerals Free Full Text Interaction Mechanism between

A method of flotation separation of mineral elements from molybdenum / copper sulfide ores includes a grinding and grinding the ores to release the minerals b adding in a primary flotation circuit a molybdenum collector selected from the group of hydrocarbon The pulp was prepared by adding 2 g mixed minerals to 40 mL gypsum solution which was prepared beforehand An investigation of the factors affecting the recovery of molybdenite in the Kennecott Utah Copper bulk flotation circuit Miner Eng 21

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Selective copper iron dissolution from a molybdenite Selective copper iron dissolution from a molybdenite

Department of Materials Science and Metallurgical Engineering Facultad de Ciencias Químicas Universidad Complutense de Madrid Madrid SpainOptimal copper iron dissolution is obtained using extreme thermophilic microorganisms and low pulp density 2 w/v Total selective dissolution of chalcopyrite is achieved which leads to a pure molybdenite concentrate being obtained

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COPPER Copper production RepositoryMinerals Engineering International Online Commodities

flotation of the ore pulp which exploits the different surface properties of the sulfidic copper ore and the gangue 46 Separation of special copper ores such as those containing molybdenite or with high zinc or lead content Canada is also possible bycopper YK Xia and FF Peng Selection of frothers from residual organic reagents for copper molybdenite sulfide flotation International Journal of Mineral Processing Vol83 No1 2 Gul A The role of Na 2 S 2 O 5 and activated carbon on the selective flotation of chalcopyrite from a copper ore using a dithiophosphine type collector

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The effect of sodium hydrosulfide on molybdenite OPTIMIZATION OF FLOTATION PARAMETERS FOR BENEFICATION

15/3/ 32 Unlike copper sulfides molybdenite has a layered structure with two orientation surfaces basal and edge plan Basal planes are formed by the breakage of weak van der Waals forces between layers S S bonds while edge planes are generated by the rupture of strong covalent Mo S bonds Dickinson and Pauling by floating Cu Mo together Secondly molybdenite is enriched selectively by depressing copper and iron sulfides Wills In addition it should be noted that conditioning time pulp density and reagent additions are the most important

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Circular 106 Selective Flotation of Molybdenite from Chalcopyrite THE EXTRACTION OF MOLYBDENITE FROM CERTAIN COPPER

percent molybdenite Potassium amyl xanthate Z 6 lime methylisobutyl carbinol MIBC and a fuel oil constituted the reagents used in the copper flotation circuit at Pima For all practical purposes we considered the copper sulfide minerals to beThis dissertation has been microfilmed exactly aB received 69 13 368 SHIRLEY Joseph Floyd THE EXTRACTION OF MOLYBDENITE FROM CERTAIN COPPER AND IRON SULFIDE MINERAL CONCENTRATES University of Arizona PhD

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Selective copper iron dissolution from a molybdenite Minerals Engineering International Online Commodities

Department of Materials Science and Metallurgical Engineering Facultad de Ciencias Químicas Universidad Complutense de Madrid Madrid SpainYK Xia and FF Peng Selection of frothers from residual organic reagents for copper molybdenite sulfide flotation International Journal of Mineral Processing Vol83 No1 2 Gul A The role of Na 2 S 2 O 5 and activated carbon on the selective flotation of chalcopyrite from a copper ore using a dithiophosphine type collector

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USA Flotation recovery of molybdenite THE EXTRACTION OF MOLYBDENITE FROM CERTAIN COPPER

molybdenite flotation copper iron Prior art date 08 27 Legal status The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed Inventor This dissertation has been microfilmed exactly aB received 69 13 368 SHIRLEY Joseph Floyd THE EXTRACTION OF MOLYBDENITE FROM CERTAIN COPPER AND IRON SULFIDE MINERAL CONCENTRATES University of Arizona PhD

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IMPROVEMENT OF PORPHYRY COPPER FLOTATION EFFICIENCY COPPER Copper production Repository

considerable extraction of molybdenite and copper sulphides in concentrates 2 7 8 11 Collecting reagents in the bulk flotation circuit of porph yry copper are usuall y xanthates dithiophos phates dixantogens minerek Z 200 reagent and apolarflotation of the ore pulp which exploits the different surface properties of the sulfidic copper ore and the gangue 46 Separation of special copper ores such as those containing molybdenite or with high zinc or lead content Canada is also possible bycopper

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OPTIMIZATION OF FLOTATION PARAMETERS FOR BENEFICATION USA Recovery of molybdenite from copper

by floating Cu Mo together Secondly molybdenite is enriched selectively by depressing copper and iron sulfides Wills In addition it should be noted that conditioning time pulp density and reagent additions are the most importantmolybdenite flotation copper sulfide copper concentrate Prior art date 08 05 Legal status The legal status is an assumption and is not a legal conclusion Google has not performed a legal analysis and makes no representation as to the accuracy of the

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