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remove fluorine copper concentrates

How to Remove Fluorine from Copper Concentrates

16/01/2017 With the fluorine removal process, the fluorine level in a chalcocite/bornite concentrate was reduced from 2215 to 163 ppm. The fluorine removal process has also the advantage of producing a fraction of the copper as cathode and upgrading the copper concentrate

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New process to remove fluorine from copper concentrates

01/01/1999 OneMine is the collective online digital library of mining and minerals technical papers, periodicals, books, and publications from professional societies

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Leaching Fluorine from Copper Concentrate

23/10/2017 Hydrometallurgical Removal of Fluorine from Copper Concentrates: CVRD Technology Center (SUTEC) has developed and patented an hydrometallurgical process route to remove fluorine from copper concentrates, as a result of an extensive testwork to investigate the effect of mineral acids on fluorite solubilization. The process developed consists of leaching the high fluorine copper concentrates

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Enhanced process route to remove fluorine and uranium from

15/08/2021 Block diagram of procedure to remove F and U from copper concentrates. A total of 14 acid leaching experiments was performed, being 7 different conditions tested for each concentrate. Each test used 100 g of sample and the solid content in the pulps was fixed in 20 wt%, which is commonly verified in the pulp from copper flotation process routes. All tests were carried at 25°C, which is the

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Enhanced process route to remove fluorine and uranium from

Minor participation in this consumption is copper concentrates containing secondary copper minerals, such as chalcocite (Cu 2 S) and bornite (Cu 5 FeS 4). The main issues concerning these copper concentrates are the amount of impurities, such as, fluoride and uranium. These impurities cause a lot of problems for smelters owners, such as equipment corrosion, gas treatment necessity and

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Enhanced process route to remove fluorine and uranium from

Enhanced process route to remove fluorine and uranium from copper concentrades by selective sulfuric acid leaching Highlights•Selective removal of uranium and fluoride of two different copper concentrates.•Maxime fluoride and uranium extractions and minimize copper extractions.•Impact of dosing aluminium sulfate and the mechanisms in Cu, U and F extractions.AbstractThe main Cu

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Enhanced process route to remove fluorine and uranium from

Minor participation in this consumption is copper concentrates containing secondary copper minerals, such as chalcocite (Cu 2 S) and bornite (Cu 5 FeS 4). The main issues concerning these copper concentrates are the amount of impurities, such as, fluoride and uranium. These impurities cause a lot of problems for smelters owners, such as equipment corrosion, gas treatment necessity and

get price

A New Process to Remove Fluorine from Copper Concentrates

A New Process to Remove Fluorine from Copper Concentrates Author / Creator: De Macedo Torres, V. / Viana, A. / Mazoni Andrade, P. R. / Duarte Neto, J. / Society for Mining, Metallurgy and Exploration. Conference: Annual meeting, Society for Mining, Metallurgy and Exploration: SME annual meeting; 1997; Denver; CO Published in: Society for Mining, Metallurgy and Exploration: SME annual meeting

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new process to remove fluorine from copper concentrates

03/04/2020 Cheap scale remover msds deals new process to remove fluorine from copper concentrates. Find the cheap Scale Remover Msds, Find the best Scale Remover Msds deals, Sourcing the right Scale Remover Msds supplier can be time-consuming and difficult. Buying Request Hub makes it simple, with just a few steps: post a Buying Request and when it's approved, suppliers on our site

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Fluorine Removal From Ok Tedi Copper/Gold Concentrates

The occurrence of fluorine in the copper/gold concentrates produced by Ok Tedi Mining Limited has provided a series of challenges to metallurgists since 1988. Although fluorine is distributed throughout the gangue minerals contained within Ok Tedi ores, its' presence in talc and phlogopite (naturally floating fluorosilicates) has proven to be the predominate sources of fluorine in the final

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fluorine removal from ok tedi copper gold concentrates

How to Remove Fluorine from Copper Concentrates. Jan 16, 2017 Removal of fluorine from copper concentrates, in order to have a “clean” product which doesn’t have market restrictions. An alternative is often tried by depressing the fluorine bearing minerals in flotation, but is possible only if fluorite is liberated or associated with the gangue. More. ok tedi mine processing procedure of

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india fluorine removal from ok tedi copper gold concentrates

Remocion de Fluor en OKtedi Mine Copper Fluorine. Fluorine Removal From Ok Tedi CopperGold Concentrates. D W Lauder 1, M Mavotoi 2 and J W Glatthaar 3. ABSTRACT. The occurrence of fluorine in the coppergold concentrates produced by Ok Tedi Mining Limited has provided a series of challenges to metallurgists since 1988. Although fluorine is distributed throughout the gangue minerals contained

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「new process to remove fluorine from copper concentrates」

Determining fluorine in copper concentrates with Combustion ion chromatography is a robust method for the determination of the fluorine concentration in copper concentrate. We use cookies Our websitenew process to remove fluorine from copper concentrates. We are Best in Town With 40 years of Experience. Product; Mineral Processing EPC; Solution; Quoted Price ; Phone Number +(86) 150

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fluorine removal from ok tedi copper gold concentrates

fluorine removal from ok tedi coppergold concentrates Copper mineralisation consists primarily of chalcopyrite, although with significant rimming by digentite and related secondary sulfides. Bornite is also present in significant quantities within the orebody, though it tends to be localised rather than as a consistent distribution.

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Mineralogical and Metallurgical Examination of

of high fluorine bearing copper concentrate by Japanese smelters. As a result, Ok Tedi staff began studies aimed at identifying fluorine host mineralogy in the mine and developed control strategies in the mill to produce copper concentrates of acceptable fluorine concentration. It was also recognised that the level of co-operation between mine and mill production and technical personal on a

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TACKLING IMPURITIES IN COPPER CONCENTRATES

Fluorine 0.03 15 Lead 1 0.3 Mercury 0.0005 3000 Nickel + Cobalt 0.5 1 Selenium 0.03 15 Zinc 3 As seen in Table 1, the tolerance for mercury in copper concentrate feeds at most smelters is quite low (5 ppm). This is because the mercury, if uncaptured, preferentially follows the sulphur to the product sulphuric acid which predominantly enters the fertilizer industry. A few copper smelters

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A New Process to Remove Fluorine from Copper Concentrates

A New Process to Remove Fluorine from Copper Concentrates Author / Creator: De Macedo Torres, V. / Viana, A. / Mazoni Andrade, P. R. / Duarte Neto, J. / Society for Mining, Metallurgy and Exploration. Conference: Annual meeting, Society for Mining, Metallurgy and Exploration: SME annual meeting; 1997; Denver; CO Published in: Society for Mining, Metallurgy and Exploration: SME annual meeting

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new process to remove fluorine from copper concentrates

03/04/2020 Cheap scale remover msds deals new process to remove fluorine from copper concentrates. Find the cheap Scale Remover Msds, Find the best Scale Remover Msds deals, Sourcing the right Scale Remover Msds supplier can be time-consuming and difficult. Buying Request Hub makes it simple, with just a few steps: post a Buying Request and when it's approved, suppliers on our site

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fluorine removal from ok tedi copper gold concentrates

How to Remove Fluorine from Copper Concentrates. Jan 16, 2017 Removal of fluorine from copper concentrates, in order to have a “clean” product which doesn’t have market restrictions. An alternative is often tried by depressing the fluorine bearing minerals in flotation, but is possible only if fluorite is liberated or associated with the gangue. More. ok tedi mine processing procedure of

get price

india fluorine removal from ok tedi copper gold concentrates

Remocion de Fluor en OKtedi Mine Copper Fluorine. Fluorine Removal From Ok Tedi CopperGold Concentrates. D W Lauder 1, M Mavotoi 2 and J W Glatthaar 3. ABSTRACT. The occurrence of fluorine in the coppergold concentrates produced by Ok Tedi Mining Limited has provided a series of challenges to metallurgists since 1988. Although fluorine is distributed throughout the gangue minerals contained

get price

TACKLING IMPURITIES IN COPPER CONCENTRATES

Fluorine 0.03 15 Lead 1 0.3 Mercury 0.0005 3000 Nickel + Cobalt 0.5 1 Selenium 0.03 15 Zinc 3 As seen in Table 1, the tolerance for mercury in copper concentrate feeds at most smelters is quite low (5 ppm). This is because the mercury, if uncaptured, preferentially follows the sulphur to the product sulphuric acid which predominantly enters the fertilizer industry. A few copper smelters

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Selective leaching of penalty elements from copper

Possible to leach fluorine in dilute sulphuric acid both with and without addition of aluminium sulphate. there is strong motivation to remove penalised impurity elements from copper concentrates at the mine site before shipping to custom smelters. A number of leach systems have been developed for the selective extraction of penalty elements from copper concentrates, including: alkaline

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Fluorine Ore Extraction Process

How to Remove Fluorine from Copper Concentrates. 23 Oct 2017 . The presence of fluorine in copper concentrates is usually harmful to . 911Metallurgist Mineral Processing & Process Development Laboratory. Get Price Analysis CaF2 (calcium fluoride) and NaF (sodium fluoride) by XRF . 4 Apr 2017 . I think XRF is good method for elements from Aluminum to Uranium (periodic . Fluorine analysis is

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process of copper concentrate

06/11/2018 process of copper concentrate. copper mining extraction process flow chart27 aug 2017 . there are two main process streams; one for sulfide ores and the other for ore that is being weathered to oxidize sulfides the so-called oxide ores.how to remove mercury from copper concentratethe roasting process at gortdrum is unconventional for mercury processing in that it is conducted in an atmosphere

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A review of copper–arsenic mineral removal from copper

The onus is to move back to concentrate producers to remove toxic elements, such as arsenic, earlier in the concentrate supply chain. The common copper-arsenic bearing minerals in copper ores

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Fluorine F Levels -Penalties and Marketability of Copper

21/01/2015 Some cases Fluorine (F): US $1.00 per dmt for each 100 ppm over 300 ppm; Others F: US $2.00 per dmt for each 100 ppm over 300 ppm Problem is that there is a hard limit of 1,000 ppm into China for Copper concentrate as mandated by the central government. If quality is not less than say <500 ppm F we will be disadvantaged in the marketplace in terms of placing our material and above

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