tailings of copper flotation

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Dynamic froth stability of copper flotation tailings ,

In this work, dynamic froth stability is used for the first time to investigate the flotation behaviour of copper tailings Reprocessing of material from tailings dams is not only environmentally desirable, but also increasingly economically feasible as head grades can be high compared to new deposits...

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RECOVERY OF COPPER FROM COPPER SLAG AND COPPER SLAG ,

slag flotation tailings are inferior in terms of leaching when compared to the slag because most of the liberated copper phases have been removed by flotation Based on the chemical compositions of the slag and the slag flotation tailings Table 1 , it can be concluded that the copper dissolved from the slag flotation tailings mainly...

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Dynamic froth stability of copper flotation tailings

Copper tailings Dynamic froth stability ABSTRACT In this work, dynamic froth stability is used for the first time to investigate the flotation behaviour of copper tailings Reprocessing of material from tailings dams is not only environmentally desirable, but also increasingly economically feasible as head grades can be high compared to new deposits Flotation tailings, however, usually ....

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Reprocessing of a Southern Chilean Zn Tailing by ,

The reprocessing of tailings can have economic and environmental benefits compared to the processing of primary ore deposits In this paper we present the characterization of a tailings dam in southern Chile by means of mineralogical and geochemical investigations, focusing on sphalerite and trace elements with the aim to investigate a potential reprocessing The assessment is followed by a ....

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Leaching of Metals from Flotation Tailings of a ,

This study investigated leaching of metals ie Cu, Co and Zn from flotation tailings of a copper smelter slag using sulphuric acid solutions in the absence/presence of hydrogen peroxide...

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Potential for Recovery of Rutile and Other Byproducts From ,

POTENTIAL FOR RECOVERY OF RUTILE AND OTHER BYPRODUCTS FROM WESTERN COPPER TAILINGS By E G Davis1, G V SUllivan 2, and W E Lamone ABSTRACT The Bureau of Mines studied tailings samples from 11 large-scalewest 173...

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Mine Tailings, Tailings in Mining, Gold Tailings ,

Copper tailings if the copper with high heavy metals content, the separation will be easier and apply the process of flotation If there exist magnetite in the copper tailings, it will firstly using acid leaching to precipitate the copper, then use magnetic separation accordingly...

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Treatment of flotation tailings obtained in the ,

Flotation tailings, resulting in obtaining copper concentrate for further pyrometallurgical processing, usually stored in a tailings lake The tailings still contain significant amounts of metals ....

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Recovery of pyrite from copper tailings by ,

The concentration of sulfide copper minerals by means of flotation generates large volumes of tailings It is estimated that one hundred twenty-five tons of tailings are generated per one ton of produced copper, and its generation is on a continuous rise because of the decrease of the copper grades On the one hand, the tailing is considered ....

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Heavy metal and nutrient uptake in plants ,

Copper ore mining and processing release hazardous post-flotation wastes that are difficult for remediation The studied tailings were extremely rich in Cu 1800 mg kg-1 and contaminated with Co and Mn, and contained very little available forms of P, Fe, and Zn The plants growing in tailings were distinctly enriched in Cu, Cd, Co, Ni, and Pb ....

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Flotation Copper Tailings

Cleaner flotation tailings are returned to the head of the rougher flotation circuit for retreatment in many milling circuits particularly if coarse grinding is used the cleaner tailings will contain middlings or mineral with attached particles of gangue,Flotation Copper Tailings...

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Flotation Tailings ScientificNet

Suitability of flotation tailings to processing by a method of heap bacterial leaching is experimentally determined It is shown, that extraction of copper from flotation tailings makes 56 , biooxidation of chalcopyrite makes more than 62 , and pyrite - 87-92...

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Copper Flotation

Although basic porphyry copper flotation and metallurgy has remained virtually the same for many years, the processing equipment as well as design of the mills has continually been improved to increase production while reducing operating and maintenance costs Also, considerable attention is paid to automatic sensing devices and automatic controls in order to assure maximum metallurgy and ....

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Copper Flotation

The copper minerals and waste rock are separated at the mill using froth flotation The copper ore slurry from the grinding mills is mixed with milk of lime simply water and ground-up limestone to give a basic pH, pine oil yes, it comes from trees -- a by-product of paper mills to make bubbles, an alcohol to strengthen the bubbles, and a ....

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Copper Sulfide Flotation

Copper Sulfide Flotation Circuit Beneficiation of Copper Sulfide by Flotation Copper, due to the present world demand and price, is of foremost interest to the mining industry Many new properties are either in the process of being brought into production or are...

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Isolation and characterization of lost copper ,

The importance of flotation separation has long been, and continues to be, an important technology for the mining industry, especially to metallurgical engineers However, the flotation process is quite complex and expensive, in addition to being influenced by many variabl Understanding the variables affecting flotation efficiency and how valuable minerals are lost to the tailings gives ....

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Flotation Of Copper Slag In Tanzania

Flotation Of Copper Slag In Tanzania Mihajlovi - the effect of cooling rate of slag from primary copper production 129 in table 1 an overview is given of copper content in flotation tailings in smelters which process slag by flotationable 1opper content in flotation tailings in different smelters smelter cu almalykskii, russia 0,27 garfield, usa 0,48 guixi, china 0,50...

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Ultrasound treatment on tailings to enhance ,

As ore grades fall, the amount of tailings production for the same copper production is expected to rise Flotation recovery of copper sulfide from the El Teniente plant has deteriorated in recent years, in this regard ultrasound treatment of tailings for enhanced copper recovery was evaluated in ,...

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Copper Leaching from Refractory Flotation Tailings

copper sulfide and free oxidation copper in the raw ore were recycled by flotation, but the other refractory copper oxides, mainly the combination copper oxide, were not thoroughly recycled and the majority were lost in the tailings As is typical for flotation tailings containing silicate gangue minerals, high temperature leaching was used 12...

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Pyrite Tailings Recovery by Flotation

Pyrite has long been used as a source of sulphur, and its recovery as a by-product from the flotation of certain base metal ores is a well established practice Large tonnages of mill tailings which have accumulated as a result of various milling operations frequently contain significant amounts of pyrite In many instances these tailings can be treated to yield pyrite concentrates that are a ....

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Investigation of copper recovery process from flotation ,

Investigation of copper recovery process from flotation tailings Background of the study Copper mining and ore processing is one of the most stable and profitable branch of the Polish economy and one of the fastest growing industry...

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LEACHING OF FLOTATION TAILINGS

flotation tailings After leaching process of flotation tailings, the enriched copper bearing solution was obtained with favorable qualitative-quantitative characteristics for the process of solvent extraction and electrolytic copper extraction SX-EW process This would be result both into economic and...

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RECOVERY OF VALUES FROM A PORPHORY COPPER TAILINGS ,

RECOVERY OF VALUES FROM A PORPHORY COPPER TAILINGS STREAM Michael J Mankosa1, Jaisen N Kohmuench1, Lance Christodoulou1 and Gerald H Luttrell2 1Eriez Flotation Division 2200 Asbury Road Erie, Pennsylvania USA 16506 Corresponding author mmankosa eriez...

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PDF Dewatering of Copper Flotation Tailings ,

A total of 30 thickening tests were conducted using lab scale thickener on flotation tailing obtained from the Sarcheshmeh copper mine, Iran The underflow solid percent and bed height were ....

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Tailings thickener in copper ore beneficiation ,

Tailings thickener in copper ore beneficiation A tailing of copper flotation process contains iron sulfur and other elements, magnetic separation process obtained a unqualified products, because the grade of iron concentrate is only 60 , but the grade of sulfur is 2 , and the grade of SiO2 is 1367...

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Leaching of Trace Amounts of Metals from ,

The aim of this work was to extract gold present in flotation tailings, but also other valuable metals from flotation tailings by cupric chloride leaching Experiments were conducted to determine the effect of cupric and chloride ion concentrations on the dissolution of gold, copper, nickel, cobalt, zinc, and iron...

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Flotation Reagents

Flotation Frothers What is the Function of Frothers The function of frothers in flotation is that of building the froth which serves as the buoyant medium in the separation of the floatable from the non-floatable minerals Frothers accomplish this by lowering the surface tension of the liquid which in turn permits air rising through the pulp to accumulate at the surface in bubble form...

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Copper Ore Processing Methods

Flotation, when first introduced between 1913 and 1916, was used primarily to reduce losses of copper in the fine tailings of gravity plants From an accessory to gravity methods, flotation very rapidly became a major process and finally, from 1923 to 1927, all but eliminated the gravity method in the treatment of low-grade sulfide copper or...

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Investigation of the possibility of copper recovery ,

The flotation tailings pond of the Bor Copper Mine poses a great ecological problem not only for the town of Bor but also for the surrounding soils and watercours Since the old flotation tailings contain about 02 of copper on the average, we investigated their leaching with sulphuric acid in the absence and presence of an oxidant The aim ....

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Ultrasound treatment on tailings to enhance ,

Keywords Ultrasonic treatment Ultrasound Flotation Copper tailings Copper recovery a b s t r a c t As ore grades fall, the amount of tailings production for the same copper production is expected to rise Flotation recovery of copper sulfide from the El Teniente plant has deteriorated in recent years, in this regard ultrasound treatment of ....

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