the process of extraction platinum

  • How Is Platinum Extracted? Reference

    13-04-2020· Because platinum is so rare, it must be extracted after being mined through a process that involves crushing it into incredibly small particles and separating these

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  • Extraction and Refining of the Platinum Metals

    ounces to the ton. The complete process of extraction consists essentially of enriching this matte to approximately 65 per cent content of platinum metals and then treating this concentrate with acids to separate the individual platinum group metals from each other, followed by final refining. Operations to achieve this can roughly be

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  • Extraction and Refining of the Platinum Metals Johnson

    The complete process of extraction consists essentially of enriching this matte to approximately 65 per cent content of platinum metals and then treating this concentrate with acids to separate the individual platinum group metals from each other, followed by final refining. Operations to achieve this can roughly be divided under three headings:

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  • Extraction of Platinum Group Metals IntechOpen

    21-02-2018· Processing of PGM involves comminution, flotation, smelting, converting, base metals refinery and precious metals refinery. Due to increasing chrome content in the feed and the challenges associated with operating high chrome feed, alternative routes to smelting of PGM

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  • Extracting platinum metals Chemical Engineering Page 1

    01-03-2016· The traditional method for recovering platinum-group metals (Pt, Pa, Ir, Os, Rh, Ru and Au) is not economically viable in the case of low-grade deposits, but researchers from the Western Australian School of Mines, Curtin University (Perth; curtin.edu.au) and the Dept. of Processing Engineering, Stellenbosch University (Matieland, South Africa; sun.ac.za) may have found a cost

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  • How is platinum extracted from its ore SlideShare

    19-09-2014· Foam flotation: The platinum ore is crushed and milled, which increases the surface area of the metal and making it easier to extract all the valuable metals. Froth flotation is a method of separating materials on the basis of their physical properties, for instance affinity for water or density.

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  • US4685963A Process for the extraction of platinum group

    A process for separating platinum group metals (PGM's) from various feedstock materials, is disclosed, wherein a plasma arc flame is employed to produce a superheated puddle on the surface of a...

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  • Commercial Processes for the Extraction of Platinum

    06-01-2018· Ivanović SZ, Trujuć VK, Gorgievski MD, Mišić LD, Božić DS (2011) Removal of platinum group metals from the spent automobile catalyst by the pyrometallurgical process. In: 15th international research/expert conference “Trends in the development of machinery and associated technology”, pp 12–18 Google Scholar

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  • How Is Platinum Mined History Techniques and Photos

    These are all extracted during the mining process. Because of the rarity of pgm and its tendency to combine with other metals, the mining process often yields far more nickel or copper than it does platinum. In South Africa, the world’s largest producer, platinum is mined in an area called the Bushveld Igneous Complex.

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  • Extracting platinum metals Chemical Engineering

    01-03-2016· The traditional method for recovering platinum-group metals (Pt, Pa, Ir, Os, Rh, Ru and Au) is not economically viable in the case of low-grade deposits, but researchers from the Western Australian School of Mines, Curtin University (Perth; curtin.edu.au) and the Dept. of Processing Engineering, Stellenbosch University (Matieland, South Africa; sun.ac.za) may have found a cost

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  • (PDF) " PLATINUM EXTRACTION AND PURIFICATION,

    Platinum (Pt)Platinum (Pt) is a transition metal in Group 10 (VIIIB) of the periodic Platinum FactsThe annual supply of platinum is only about 130 tonswhich is equivalent to only 6% (by weight) of the total Western World's annual mine production of gold -and less than one percent of silver's yearly mine production.Approximately 10 tons of ore must be mined to produce one pure ounce of the "so

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  • extraction process of platinum BINQ Mining

    27-04-2013· How is platinum extracted from its ore. Answer: Platinum is rarely found on its own, but in combination with other base and precious metals.Extraction of the pure metal from ores is a complex process, »More detailed

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  • Platinum is produced in South Africa by Amplats, Impala

    Process routes for beneficiation of noble metals from Merensky and UG-2 ores. Extraction Metallurgy ’85, The Institution of Mining and Metallurgy, London, 9-12 September 1985, pp.789-816. 24. Corrans I.J., Brugman C.F., Overbeek P.W., and McRae L.B. (1982). The recovery of platinum-group metals from ore of the UG-2 Reef in the Bushveld Complex.

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  • How Is Platinum Extracted From a Catalytic Converter?

    Once the platinum-coated catalyst material has been removed from a catalytic converter, the platinum can be removed from each individual piece of catalyst. The platinum, which appears as a silvery, bronze color located on the outer surface of each piece of catalyst, can be picked and peeled off by hand or by using a flat-head screwdriver or pair of box cutters.

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  • OVERVIEW OF PGM PROCESSING Anglo American Platinum

    PLATINUM Disclaimer: This presentation has been prepared by Anglo American Platinum Limited (“Anglo American Platinum”) and comprises the written materials/slides for a presentation concerning Anglo American Platinum. By attending this presentation and/or reviewing the slides you agree to be bound by the following conditions.

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  • Process for the extraction of precious metals from

    Platinum Extraction. The feed solution was the raffinate from the palladium extraction. Before the platinum was extracted, the potential of the solution was reduced from +710 mV to +460 mV by addition of SO 2. Some elemental selenium was precipitated during this

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  • Platinum Refining Process

    Platinum scrap such as platinum coins, palladium PD and platinum wire is weighed and then smelted. As the platinum scrap liquefies in the furnace or melts under a blowtorch, flux is mixed in to separate the pure platinum from other precious and non-precious metals. A sample is removed for assaying, which is the process of measuring the platinum

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