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Froth flotation is the primary mineral processing separation step employed in the beneflciation of PGM ore bodies. Anglo Platinum operates a significant portion of the total installed flotation ...
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PGM Ore PrOcessinG at iMPala's UG-2 cOncentratOr in rUstenbUrG, sOUth africa. eUGene nel and JOhan therOn - iMPala PlatinUM ltd.; chris Martin and hans raabe - sGs abstract Impala Platinum Limited is the world's second largest platinum producer, producing more than 1.7 million ounces ... The flotation section was a standard rougher/cleaner ...
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Platinum Group Metals, Bushveld complex I. INTRODUCTION HIS article concentrates on the effect of pH on the recovery and grade of PGMs from UG2 ore by flotation. Flotation is a process of separating minerals from one another: this technique depends primarily on the difference in the wettability of the particles. This concept is broad and
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Bench-scale flotation tests using mixtures of SiBX/DTP/nC12-TTC on a platinum group element (PGE)-bearing ore from the Bushveld Complex in South Africa confirm an improved metallurgical ...
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This study investigates the effect of energy/power input on the flotation of a platinum ore in a pilot-scale oscillating grid flotation cell. Oscillating grids generate near ideal …
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The aim of this study is to investigate the effect of energy/power input on the flotation of an industrial platinum ore in a pilot-scale oscillating grid flotation cell. Results are compared to the sulphide flotation data of Safari et al. (2016) as …
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The 2.05-Ga Bushveld Complex in South Africa, host to many lucrative ore deposits (e.g. platinum group elements (PGE)), is surprisingly pristine and unaltered, given its geological age.
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A study was carried out to evaluate various batch flotation models for the recovery of minerals in a UG2 platinum ore. The major minerals in a UG2 ore can be grouped as platinum group minerals, chromite, and siliceous gangue. This study also examined the entrainment of …
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In this study, the effect of reduced collector and frother dosages (reduced reagent) on the flotation response of PGM species within the Platreef ore, a feldspathic pyroxenite, was …
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The Pilanesburg Platinum Mines (PPM) operation in South Africa treats ore from an open pit and routinely suffers from low and erratic PGE flotation recoveries. This article investigates the effect of low-temperature alteration on the mineralogy and flotation performance of the PPM "silicate reef" ore.
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Refining platinum ore is a costly and laborious process. It can take from eight weeks to six months to process a batch of ore, ... A platinum flotation circuit. In a process called flotation separation, air bubbles are blown through the mixture and carry platinum particles to the surface of the bath. The platinum-rich froth is skimmed from the ...
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Once the platinum-bearing ore is obtained, it undergoes a series of processes to extract the platinum minerals. This usually involves crushing and milling the ore to reduce its size and liberate the platinum particles. ... In contrast, platinum mining involves processes such as crushing, milling, and flotation to obtain a concentrate with a ...
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The former can be classified into three types: gravity concentrate, flotation concentrate of primary platinum ore, flotation concentrate of copper sulfide and nickel ore in platinum metals. The latter mainly consists of four types: (1) Metals and alloy scraps, including a variety of scrap metals and alloy catalysts, precision alloy materials ...
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International Journal of Mineral Processing, 2009. During the recovery of the valuable platinum group minerals and base metal sulphides in the Merensky Reef ore by flotation, a certain amount of naturally floatable gangue (NFG) is recovered, which dilutes the concentrate.
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Flotation of Low Sulde-containing Gold Ores The beneRciation of this ore type usually involves a combination of gravity concentration, cyanidation and Sotation. For an ore with coarse gold, gold is often recovered by gravity and Sotation, followed by cyanidation of the reground Sotation concentrate. In some cases, Sotation is also conducted on ...
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"This study investigates the effect of energy/power input on the flotation of a platinum ore in a pilot-scale oscillating grid flotation cell. Oscillating grids generate near ideal hydrodynamic environments, characterised by turbulence which is relatively homogeneous and isotropic. Secondary rougher feed and primary cleaner tail streams were floated in a pilot …
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This property makes the flotation process the primary method used in platinum processing. Flotation process: 1 The ground pulp is first pretreated, the pH value is adjusted to 5, ... In arsenic-platinum ore tailings, arsenic mainly exists in …
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Because of the presence of acid-consuming minerals in the ore, the flotation scheme devised for the anorthositic platinum-palladium ore was not satisfactory for the serpentinized ore. To obtain the desired pulp pH of 3.7 for acid circuit flotation, an excessive amount of sulfuric acid (92.5 lb per ton of ore) was required.
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Preliminary studies by Becker and Ramonotsi (2012) on alternative flotation strategies showed the promise of the hydroxamate co-collector AM 28 for improving the flotation recovery of oxidised PPM platinum ore. Alkyl hydroxamate collectors have been on the market for several decades. Their use in industry has been well documented (Nagaraj, 1992).
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Russia and South Africa are the world's leading producers of platinum group elements (PGEs). This places them in a unique position regarding the supply of these two key industrial commodities. The purpose of this paper is to provide a comparative high-level overview of aspects of the geological occurrence, mineralogy, and processing by flotation of the …
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The Kell Process has been developed for the extraction of platinum group metals (PGMs)and base metals from sulphide flotation concentrates. The process has been successfully tested on several ...
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Provided is a method involving flotation of a feed of platinum group metal ore material to prepare a platinum group metal concentrate during mineral processing operations. Prior to and/or during the flotation, a lead-containing activator reagent and a xanthate collector reagent are added to the slurry and during the flotation, an oxygen-deficient flotation gas, such as nitrogen gas, is used.
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Flotation tailings from South Africa's platinum group minerals (PGM) represent complex polymetallic orebodies comprising a low-grade platinum group elements (PGE) …
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In some areas, however, there is evidence of low temperature weathering, alteration and oxidation, most commonly observed when the ore is near surface. The Pilanesburg Platinum Mines (PPM) operation in South Africa treats ore from an open pit and routinely suffers from low and erratic platinum group element (PGE) flotation recoveries.
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The present article critically discusses all the factors that affect the flotation of platinum group element bearing minerals, flotation routes, essential gaps, the problems …
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Platinum (Pt) is a precious and rare metal with unique properties that make it highly valuable and sought after in various industrial applications. Here is a brief overview of platinum's properties and uses: Properties of Platinum: 1. Platinum is a dense, malleable, and ductile metal with a silvery-white color. 2. It has a …
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Despite being successfully commissioned in the coarse flotation of industrial minerals and sulphide middlings, HF technology has not yet been applied in platinum group minerals (PGMs)' flotation. Coarse PGM ore grinding would increase energy efficiency, and avert the undesirable generation of fines and sliming of PGMs and BMS due to overgrinding.
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Morrice, E. Pilot Mill Flotation of Anorthositic Platinum-Palladium Ore From the Stillwater Complex. Bureau of Mines Report of Investigations 8763, 1983, 8 pp. Google Scholar Morrice, E., Walkiewicz, J. W., and Casale, G. Pilot Mill Flotation of Serpentinized Platinum-Palladium ore From the Stillwater Complex.
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In South Africa, the largest platinum-group metal deposit is the Bushveld Igneous Complex (BIC), containing 3-9 g/t platinum-group metals in ore, associated with base metals (Ni, Cu, etc.) with ...
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The influence of ore mineralogy and ore texture on flotation response was studied for 29 samples from the main mineralised zone at Pit 3 of the Nkomati Ni mine, through laboratory scale flotation testing, laboratory assay, and mineral liberation analyser …
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