copper oxide recovery flotation

Evaluate Oxide Copper Recovery by FlotationKnow More

If the idea is try to recover by flotation copper oxides that are located in the upper part of the deposit According to geology department the main copper oxide minerals are chrysocolla and atacamite There are small quantities of azurite and malachite As far as I know it is difficult to float chrysocolla Malachite and azurite respond to sulphidization very well Leaching is an option...

Review Evolution and Optimization of the Kansanshi MixedKnow More

sulphidisation for flotation of oxidized sulphides has also been demonstrated Newell et al 2006 When introduced in the slurry the sulphidiser dissociates into -the species H 2 S HS-or S 2 depending on the pH These ions react with the copper oxide minerals to form a sulphide layer on the surface of...

A New Technique for Recovering Copper From Complex CopperKnow More

Copper oxide ore has a complex composition and a low recovery rate is often achieved via the traditional sorting method A new combined process of flotation-high-gradient magnetic separation-leaching is proposed here to recover copper minerals The test results showed that the flotation process was successful when using sodium sulfide as a vulcanizing agent and butyl xanthate as a collector...

copper oxide ore flotation technologies cost in myanmarKnow More

copper oxide ore flotation technologies cost in myanmar 1200TDFlotationPlant for GoldOrein Cambodia In this plant goldoreis mainly natural gold among theoreto be processed but it is mostly distributed in the crack of poisonous sand pyrrhotite and quartz crystal gap which significantly improves the processing difficulty of the goldore...

Sulphidation Of Copper Oxide Ores For Flotation CopperKnow More

Recovery Of Copper From Oxide Copper Ore By Recovery of copper from oxide copper ore by flotation and leaching kiraz emirhan ms department of mining engineering supervisor prof dr mustafa mit atalay december 2014 65 pages the aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid...

south african copper oxide flotation plantsKnow More

Small Flotation Copper Ore Beneficiation Plant In South Africa Copper ore beneficiation south africa gold copper iron ore beneficiation in south africa south africa mining industry prepared for r220 billion investment in feb 6 2018 the south african mining industry is poised to receive more than r220 to this growth were the metals including copper iron ore and pgms said zwane learn more...

Flotation of Copper oxide oreKnow More

It can improve the recovery of copper oxide ore The reason is that the decrease of PH value after adding ammonium sulfate is beneficial to the increase of HS - concentration the acceleration of sulfidation reaction and the flotation of copper oxide ore However when sulfide and oxidize mixed ores are beneficiated ammonium sulfate can...

Copper Recovery from Yulong Complex Copper Oxide Ore byKnow More

Another 1734 Cu was further recovered from the flotation tailing by magnetic separation at 08 T The cumulative recovery of copper reached 9142 The modifier LA played a positive role in facilitating the sulfidation of copper oxide with Na 2 S and the combined collector COC was better than other collectors for the copper flotation...

A New Collector for Effectively Increasing Recovery inKnow More

A new method staged flotation for effectively increasing the recovery of ultra-fine copper oxide ore with a new type of collector ZH-1 C3-5 carbon chain xanthate is proposed for the first time The flotation process and mechanism were examined by flotation tests entrainment rate analysis laser particle size experiments and microscopic imagery as well as economic feasibility analysis...

Vulcanization flotation of copper oxide oreKnow More

Sep 27 2019 0183 32 Sulfuration flotation method is the main flotation method for treating copper oxide ore and mixed ore at home and abroad For malachite azurite and red copper Mine-based copper oxide ore can get better indicators The method used to treat the mixed ore is the vulcanization-flotation method and the individual plant uses the separation...

An investigation into the recovery of oxide copper from aKnow More

It was also found that the highest recovery of oxide copper could be obtained using CPS method and in this case 1034 of the oxide copper and 448 of the total copper improved and also the dosage of NH 4 2 S decreased KEYWORDS Complex copper ore flotation copper oxide...

PDF PGM extraction from oxidized ores using flotationKnow More

Until June 2009 the sulphide and oxide minerals were respectively recovered by the well established xanthate flotation of sulphides and acid leaching of soluble oxide copper...

v117n8a11 The role of pulp potential and theKnow More

contained both sulphide and oxide copper minerals the flotation procedures developed focused on optimizing firstly the sulphide mineral recovery and then the oxide mineral recovery by investigating CPS A schematic of the flotation procedures is given in Figure 2 Sulphide mineral recovery tests were conducted over 10 minutes during which four...

A New Technique for Recovering Copper from Complex CopperKnow More

As such scientists have been looking for alternatives and have identified recovery of copper as well as efficient utilization of copper oxide ores as a promising solution Presently several methods including floatation leaching and metallurgical processes have been developed to enable effective treatment of copper oxide or...

Enhancing the flotation recovery of copper minerals inKnow More

Research article Enhancing the flotation recovery of copper minerals in smelter slags from Namibia prior to disposal V Sibandaa E Sipungaa G Danhab TA Mamvurab a School of Chemical and Metallurgical Engineering University of the Witwatersrand Johannesburg Private Bag 3 Wits 2050 South Africa b Department of Chemical Materials and Metallurgical Engineering Faculty of...

Flotation of Copper Oxide Minerals Using EthyleneKnow More

Studying on difficulty of copper oxide`s flotation the activation of new pharmaceutical KLY refractory copper oxide ore achieves better test results than the other activator The final recovery rate of copper ore is 8399 and the copper grade of concentrate is 2287 Through the mechanism of the test shows that the improved ethylene phosphate plays a major role for the activation which not...

PDF A Review of the Flotation of Copper MineralsKnow More

The recovery of these copper minerals by flotation or hydrometallurgy from ores typically containing 05 TCu open pit mines and 1-2 TCu underground mines is of great commercial importance...

Enhancing the flotation recovery of copper minerals inKnow More

Dec 31 2019 0183 32 The copper content of the slags range between 08 to 5 wt and this is considered too high for disposal to the environment Currently the slags are sent to a milling and flotation plant for liberation and recovery of residual copper...

Studies of contact angles on oxidized copper mineralsKnow More

In the concentration of copper ores by flotation the major loss of unrecovered mineral in the tailings is caused by the ineffective floata 173 bility and recovery of the oxide copper minerals That the industry would benefit greatly ifmore of the oxide minerals were recovered is...

Enhancing the flotation recovery of copper minerals inKnow More

Currently the slags are sent to a milling and flotation plant for liberation and recovery of residual copper The copper recoveries realized in the plant are much lower than expected and it has been postulated that some copper minerals may be occurring in forms that are more difficult to float like oxides or fine disseminations in the gangue...

US3834533AKnow More

Oxide copper ores in subdivided form may be concentrated in a flotation separation process by slurrying said ores in an aqueous solution of a flotation reagent followed by generating gas bubbles in the slurry to float the oxide copper and recovering the concentrated oxide copper from the surface of the slurry wherein the floatation reagent is II condensation reaction products of A polybasic...

Oxide and Reverse Flotation Mining SGSKnow More

Developments in flotation reagents have made the recovery of a wide variety of oxide carbonate and silicate minerals by flotation a more much effective and economic process Read more SGS is the most experienced and trusted organization in the mineral processing industry...

A New Collector for Effectively Increasing Recovery inKnow More

For instance the fine-grained copper oxide ore is poorly floatable and displays a lower recovery during the flotation process 7 Up to now sulfide flotation is still one of the most widely used processes in copper oxide ore dressing but it is unable to solve the problem of low recovery of micro-fine oxidized copper ores 8 9...

copper ore flotation plantKnow More

From plant practice treating oxide copper and copper cobalt ores two basic flotation methods are practiced a sulphidization flotation method and b anionic flotation method 1951 Sulphidization flotation method This method is the most commonly used in beneficiation if oxide copper-bearing ore...

RECOVERY OF COPPER FROM OXIDE COPPER ORE BYKnow More

RECOVERY OF COPPER FROM OXIDE COPPER ORE BY FLOTATION AND LEACHING Kiraz Emirhan MS Department of Mining Engineering Supervisor Prof Dr Mustafa Ümit Atalay December 2014 65 pages The aim of this study was the recovery of copper from the oxide copper ore by froth flotation and agitating sulphuric acid H 2 SO 4 leaching...

Copper extractionKnow More

Copper oxide ores have occasionally been treated via froth flotation via sulfidation of the oxide minerals with certain chemicals which react with the oxide mineral particles to produce a thin rime of sulfide usually chalcocite which can then be activated by the froth flotation plant...

A New Application For Flotation Of Oxidized Copper OreKnow More

copper and cobalt from this ore which has been stockpiled for 40-45 years in the idled plant It was established that recovery of copper and cobalt from this ore with hydrometallurgical treatment is not economical so using flotation to increase the concentration of copper and cobalt was chosen When flotation of the oxidized copper...

A successful operational initiative in copper oxideKnow More

methyl cellulose xanthate HCMCX to enhance the flotation efficiency of fine copper oxide ore from Dongchuan Copper Mine Yunnan China This collector achieved an excellent mean concentration containing 2019 Cu with 8839 Cu recovery and the Cu recovery increased by 569 compared to that of amyl xanthate AX...

Optimization of the flotation of copper smelter slags fromKnow More

significant improvement in the copper recovery The best flotation performance was obtained with the reagent FC 4146 which contains thionocarbcarbamate and methyl isobutyl carbinol as a Copper oxide or oxide copper A copper mineral that contains at least one oxygen atom...

Flotation Circuit Concentrate Grade and RecoveryKnow More

The texture of particles within a flotation cell play a pivotal role in both mineral recovery and the grade in the flotation concentrate Theoretical curves can be generated based on particle mineralogy and texture to indicate the maximum grade-recovery possible for a given feed ore...