Flotation Of Pgm Converter Slag

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  • flotation of pgm converter slag booxkey.ch

    flotation of pgm converter slag. 2021-01-18T12:01:09+00:00. Production South Africa PMM Johnson Matthey. During this process, a matte containing the valuable metals is separated from the unwanted minerals, which form a slag and are discarded The matte is transferred to converters, where air is blown through it in order to remove iron and sulphur The pgm content flotation of pgm converter slag Industrial,2021-5-26 · PDF DC arc smelting of difficult PGM containing feed. In order to decrease slag viscosity and to enhance PGM recovery, the FeO content of the Easterns concentrate was increased with the addition of 10 kg converter slag per 100 kg concentrate.

  • Flotation Of Pgm Converter Slag ulang.in

    The slag mill and flotation circuit treats granulated slag from the An overview of PGM Smelting in Zimbabwe and feed bin. I.D. fan. Converter Slag Recycled. Get Price; Nickel Smelting And Refining Ifc. Nickel Smelting and Refining Industry Description and Practices appropriate e.g., re turn of converter slag to the furnace.flotation of pgm converter slag stfrancishome.ch,flotation of pgm converter slag uniquesteel. flotation of pgm converter slag Platinum smelting in South Africa ( Download ( Download Available) Platinum smelting in South Africa South Africa has more than 80% of the world's platinum reserves, and is the largest producer of

  • flotation of pgm converter slag esquina-geneve.ch

    Leaching of copper and zinc from copper converter slag flotation tailings using H 2 SO 4 and biologically generated Fe 2 (SO 4) 3 Flotation Optimization Slag [ 5288 Ratings ] The Gulin product line, consisting Flotation Of Pgm Converter Slag Mobile Crusher,Cone Crusher. Get Price. Refining Slag Treatment with Flotation Cell . RefiningTechnical note: Flotation as a method for concentration of,2016-11-10 · Comparison of flotation results with primary PGM ore. The EAF slag has shown interesting flotation behaviour, allowing for enriching PGMs from a siliceous matrix. Here, the content of PGMs in the slag is roughly tenfold the minimum concentration of primary ores (3 ppm) (Neukirchen and Ries, 2014).

  • Isaconvert Continuous Converting of Nickel PGM Mattes

    2016-2-15 · ISACONVERT™ Nickel/PGM Converting Slag Chemistry The calcium ferrite slag system has been successfully applied to continuous copper converting technologies since the mid 1970s16. The beneficial properties of calcium ferrite slags, for copper converting, were established and outlined in the 1980s by the 17research of Yazawa -18 and Takeda19.OVERVIEW OF PGM PROCESSING Anglo American ,2015-1-12 · World PGM reserves total about 3,200 M oz (c. 200 years at the current rate of production), and are found in •Converter matte (>2,800 4E g/t) •Sulphuric acid •Autocatalysts •Jewellery •Other Industrial products (e.g. chemicals, electronics, fuel cells) Mining Crushing & Milling Froth Flotation Drying and smelting in electrical

  • DC arc smelting of difficult PGM-containing feed materials

    2004-10-5 · tailings, and converter slag. The campaigns demonstrated the robustness and versatility of the process, and proved that it is possible to sustainably produce a PGM-containing alloy and discardable slags containing an average of The Recovery of Copper from Smelting Slag by Flotation,2017-2-8 · Consequently, flotation was attempted to recycle Cu in slag containing copper sulphide components. Three key factors affecting flotation were ascertained, namely, grinding fineness, the collector and the pH value, while the recovery of Cu estimated by ICP and XRF. Copper concentrate grading at 14.47 with 79.66% Cu recovery was obtained, in the

  • Leaching and recovery of platinum group metals from

    2021-1-31 · flotation concentrate9. The material was roasted at 1050°C to convert BMS to oxides and PGM sulphides to metals. After pre-leaching with sulphuric acid to remove soluble minerals, the PGM were leached at ambient temperature with 6M HCl in the presence of oxidant (hydrogen peroxide, chlorine, hypochlorite, or nitric acid). High recoveriesDC arc smelting of difficult PGM-containing feed materials,2004-10-5 · tailings, and converter slag. The campaigns demonstrated the robustness and versatility of the process, and proved that it is possible to sustainably produce a PGM-containing alloy and discardable slags containing an average of

  • Processing Converter Slags with Total Utilization of All

    2020-11-11 · With conversion of copper smelting plants to autogenic melting the problem arises of separate treatment of converter slag (CS). Almost all plants converted to autogenic melting use slag flotation [1,2,3,4,5,6,7,8,9,10].Sometimes they float a mixture of furnace and converter slags after granulation of a mixture of CS and original ore in different ratios .Hydrophobic-surface of copper from converter slag in the,2013-7-1 · The converter slag from a smeltery in Daye contains 2.01% copper. The floatability of copper has a significant influence on the flotation of converter slag. Flotation tests, contact angle tests and FTIR were conducted to assess the influences of pH and different flotation concentrators on its hydrophobic process, mechanism and flotation.

  • 2-Recovery of Copper and Cobalt from Converter Slag

    2018-8-20 · 3.1 Effect of pH on the Flotation of Converter Slag Converter slag sample was floated at different pHs and the results are given in Fig. 1 [21]. This study was carried out under the conditions indicated in Table 2. As seen in Fig. 1, the best flotation yield was at pH 11.0. For flotation, 100 g of the ore sample was fed and 28.56 g of converterFOUR YEARS OF DC ARC SMELTING OF PGM ,2012-2-7 · grade concentrates, converter slag, and revert tailings) have been treated successfully at power levels of up to 1.5 MW in a 3 m DC arc furnace, thereby demonstrating the robustness and versatility of the process, and proving that it is possible to sustainably produce PGM-containing alloy and discardable slag from the DC furnace operation.

  • The Recovery of Copper from Smelting Slag by Flotation

    2017-2-8 · Abstract. Aiming at the recovery of copper from smelting slag, a flotation approach was studied. It was found that this slag composed of fine particles with complex association and distribution, in which bornite was the main copper-bearing mineral after a detailed mineralogy analysis via polarizing microscope, SEM and XRD.OVERVIEW OF PGM PROCESSING Anglo American ,2015-1-12 · World PGM reserves total about 3,200 M oz (c. 200 years at the current rate of production), and are found in •Converter matte (>2,800 4E g/t) •Sulphuric acid •Autocatalysts •Jewellery •Other Industrial products (e.g. chemicals, electronics, fuel cells) Mining Crushing & Milling Froth Flotation Drying and smelting in electrical

  • An overview of Southern African PGM smelting Mintek

    2014-5-26 · An overview of Southern African PGM smelting R.T. Jones Mintek Private Bag X3015, Randburg, 2125, South Africa ABSTRACT The largest known platinum group metal (PGM) deposit in the world is the Bushveld Complex in South Africa, with the Great Dyke in Zimbabwe also being one of the biggest.THE PRIMARY PRODUCTION OF PLATINUM GROUP ,2020-1-24 · For example, in South Africa, PGM-bearing ores generally have a low PGM content of between 2 and 6 grams per tonne and it will typically take up to six months and between 10 and 40 tonnes of ore to produce one ounce (31.1035g) of platinum.2 Most of the PGM mines in South Africa operate at a depth below 500 metres and up to 2 kilometres.

  • Pyrometallurgical upgrading of PGM-rich leach residues

    2017-8-28 · Pyrometallurgical upgrading of PGM-rich leach residues from the Western normally entails the smelting of PGM flotation concentrates, converting of the furnace matte and removal of the bulk of the Ni, Cu, Co, S and Fe type slag and the converter matte. · Residual Base Metal (mostly Cu) Sulphides2-Recovery of Copper and Cobalt from Converter Slag ,2018-8-20 · 3.1 Effect of pH on the Flotation of Converter Slag Converter slag sample was floated at different pHs and the results are given in Fig. 1 [21]. This study was carried out under the conditions indicated in Table 2. As seen in Fig. 1, the best flotation yield was at pH 11.0. For flotation, 100 g of the ore sample was fed and 28.56 g of converter

  • Processing of Platinum Ores Journals

    2021-1-31 · ecovery of copper, nickel, and cobalt from the converter slag can be achieved by the addition of carbon to the slag in a DC are plasma furmace. The base metal alloy is an excellent collector for the PGMs. A DC arc furnace is the best unit for slag cleaning as it is for smelting UG2 chromite fines to ferrochrome. TheRecovery of platinum group metals from oxide ores—TML,A conventional flotation-smelting process has been proposed to recover the platinum group metal (PGM) values from the sulfide ores. With the development of a low temperature roasting, acidic bromine leaching process by The Minerals Laboratory of BHP Minerals, substantial PGM recoveries from oxide and mixed oxide/sulfide ores are now possible.

  • Copper Recovery Through Smelter Slag Flotation in

    2021-4-15 · Copper slag flotation was studied on an industrial scale at a concentrator plant in the region of Atacama, Chile. This study consisted of the physical, chemical, and mineralogical characterization of the copper slag, along with preliminary flotation tests. one Teniente Converter (TC) of 4 x 15 m, the converting of copper matte in two PeirceChallenges and solutions in PGM furnace operation: high,2013-5-10 · slag. The other consequence of converter slag recycle to the primary furnaces is the increase in the electrical conductivity of the slag due to the higher concentration of FeO and magnetite in the slag, which can allow for electronic conduction in addition to ionic conduction (Hundermark et al., 2003). For the same electrode current, higher slag

  • and solutions in PGM furnace operation: high matte

    2012-12-5 · consequence of converter slag recycle to the primary furnaces is the increase in the electrical conductivity of the slag due to the higher concentration of FeO and magnetite in the slag, which can allow for electronic conduction in addition to ionic conduction (Hundermark et PGM Ore Processing at Impala's UG-2 Concentrator SGS,limiting PGM recovery due to its inherent tendency not to recover more finely disseminated, silicate-association PGM. Consequently, in 1994 it was decided to improve PGM recoveries by installing regrind milling and “secondary rougher/cleaner flotation, on the existing plant tails (MF2 type circuit Figure 4).

  • Recovery of platinum group metals from spent automotive

    2021-7-1 · The common extraction process refers to pyrometallurgy combined with hydrometallurgy, where platinum group metal ores (e.g. Merensky Reef ore grades contain 3–8 g/t PGM, associated with nickel, copper, as sulfides) are mined, grinded, subjected to gravity separation and flotation; then, the PGM concentrate (typically 200 to over 2000 g/t PGMApplication of fundamentals in optimizing platinum,2011-3-3 · flotation and also results in the recovery of the base metal sulphides (BMS). This process utilizes the natural and induced hydrophobicity of the PGM minerals to separate the PGM minerals from the gangue phases. The success of the process is thought provoking given the low concentration of BMS and PGM sulphide minerals.