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  • Services – Rand Refinery
    Services – Rand Refinery

    The Wet Chemical Refining Plant provides an effective gold electrolyte solution treatment route, producing 99.9% gold precipitate and Platinum Group Metals (PGMs) in concentrate. The 60 tpa (ton per annum) Silver refining facility is utilised for the refining of Miller silver chloride as well as silver dor from depositors to produce 99.99% silver crystals

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  • Pgm refining | Johnson Matthey
    Pgm refining | Johnson Matthey

    Chemical Leaching The two bullion feeds then move to our chemical leaching plant where they undergo multiple leachings to further concentrate the pgms into solution. The silver based bullion is suspended in concentrated acid to slowly leach the silver, platinum and palladium into solution and separate out any gold, which is sent for further refining

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  • Extraction and Refining of the Platinum Metals
    Extraction and Refining of the Platinum Metals

    Platinum Metals Rev., 1963, 7, (41,136-143 136 The earlier stages of the mining and recovery of the platinum metals from the Rustenburg Platinum Mines have been reviewed in some detail in this journal (I), while the geology of the Bushveld Igneous Complex and the platinum reefs-constituting

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  • A New Platinum Metals Refinery | Johnson Matthey
    A New Platinum Metals Refinery | Johnson Matthey

    Article Synopsis. Following extensive testing and evaluation in a pilot plant, a large commercial pre-production noble metals refinery utilising a recently developed solvent extraction process has been constructed and is currently undergoing commissioning trials. Built with due regard to the needs of the users of the platinum metals, to the health and safety of the operators and to the protection of the

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  • OJSC THE GULIDOV KRASNOYARSK NON-FERROUS
    OJSC THE GULIDOV KRASNOYARSK NON-FERROUS

    Gold refining methods include wet chemical chlorination (chlorine gas) and precipitation. The company is also renowned as the refiner of more than 90% of platinum and palladium mined in the Russian Federation and as the manufacturer of an extensive range of platinum group metal products for the international market

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  • FSUE MOSCOW SPECIAL ALLOYS PROCESSING PLANT
    FSUE MOSCOW SPECIAL ALLOYS PROCESSING PLANT

    Gold refining methods include wet chemical parting and solvent extraction. MZSS also manufactures a range of silver, platinum and palladium bars. GOLD BARS Supplement 7/2009 MZSS was founded in 1946. The company opened its new gold refinery in 2001. MZSS has been accredited to the LBMA under its own name since 2007

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  • THE PRIMARY PRODUCTION OF PLATINUM GROUP
    THE PRIMARY PRODUCTION OF PLATINUM GROUP

    hard rock in platinum mines has a high thermal gradient, to refrigerate the working areas. On the surface the ore is crushed and milled into fine particles. Wet chemical treatment known as froth flotation produces a concentrate which is dried and smelted in an electric

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  • Metallix Refining - A Precious Metals Refinery
    Metallix Refining - A Precious Metals Refinery

    Metallix Refining’s wet chemical department processes cyanide and acid solutions that contain precious metals. A Precious Metals Recycling Company Our state-of-the-art precious metals recycling facility is designed to efficiently process a wide variety of precious metals bearing industrial scrap materials, while paying strict attention to

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  • Extraction and Refining of the Platinum Metals | Johnson
    Extraction and Refining of the Platinum Metals | Johnson

    At this point the platinum-bearing gravity concentrates shipped from South Africa join those produced in the Johnson Matthey smelting plant, and together enter the wet process refinery. Here they are treated for complete elimination of base metals, and the platinum metals are brought into solution for their separation and individual refining

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  • refining of platinum group metals / priciple flow sheet
    refining of platinum group metals / priciple flow sheet

    most sophisticated industrial inorganic chemistry: refining of platinum group metals ore concentrate. pgm ore concentrate The figure below shows a typical assay of a South African platinum group metals ore concentrate obtained as the filter cake after sulfuric acid leach (according to the Sherrit process) of a Merensky reef converter matte

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  • BAKER & CO., INC
    BAKER & CO., INC

    plants located in Newark, New Jersey. Our business is the refining and fabrication of the precious metals, especially metals of the platinum group. The refining processes which we perform are largely wet chemical in nature. With regard to fabrication, we melt a great variety of pre

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  • SERVICES - Aderfia Metal Group
    SERVICES - Aderfia Metal Group

    Wet chemical platinum and palladium refining ASSAYING Assaying involves a chemical analysis , a process in which determining the proportions of metal, particularly precious metal, in ores and metallurgical products such as silver or gold

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  • Platinum Refining plant IAP - Italimpianti
    Platinum Refining plant IAP - Italimpianti

    REFINING PLANT TYPE AFF/PT. The plant is used to refine alloys containing platinum, palladium and rhodium by aqua regia method. The maximum quantity with this plant is 1-2-5 kg / cycle. The cycle time is 3 days of 8 working hours and the fineness of platinum and palladium refined obtained is 999.5 / 1000

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