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EXTRACTING METALS FROM SULFIDE ORES

EXTRACTING METALS FROM SULFIDE ORES

About 60% of the world 2009 production of 1.4 million tonnes was derived from , but an ever-increasing proportion is coming from other such as laterites, in which is present in an oxy-hydroxide or silicate matrix. Indeed, over 70% of the world reserves of are lateritic.

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  • flow chart for the extraction of nickle from sulfide ore

    flow chart for the extraction of nickle from sulfide ore

    Flow chart for the pyrometallurgical of from Products As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Flow chart for the pyrometallurgical of from , quarry .

  • Copper extraction -

    Copper extraction -

    Copper refers to the methods used to obtain copper from its .The conversion of copper consists of a series of physical and electrochemical processes. Methods have evolved and vary with country depending on the source, local environmental regulations, and other factors.. As in all mining operations, the must usually be beneficiated concentrated.

  • Extraction of Copper and Nickel from Low-Grade Nickel ...

    Extraction of Copper and Nickel from Low-Grade Nickel ...

     · Low-temperature roasting, selective decomposition and water-leaching were used to extract and copper from low-grade with highly alkaline gangue. The effects of variable factors, such as the dosage of roasting additives, the particle size, roasting time and roasting temperature, selective decomposition temperature and leaching temperature on the conversion of ...

  • Extractive metallurgy of nickel [SubsTech]

    Extractive metallurgy of nickel [SubsTech]

    of from oresis carried out by the following process: Crushing and grinding the in order to free the gangue from the mineral. Concentrating – separation of the mineral from the gangue.

  • NICKEL AND COBALT ORES: FLOTATION

    NICKEL AND COBALT ORES: FLOTATION

    The usual method of nickel extraction from sulRde ores is through the production of nickel matte after enriching the nickel content of the ore. This is com- monly carried out by magnetic separation, Sotation, or a combinationof both after the ore is comminuted to below 200 m in size.

  • Nickel processing | Britannica

    Nickel processing | Britannica

    With nickel found in two radically different types of ore, it is not surprising that the mining methods differ. Sulfide deposits are usually mined by underground techniques in a manner similar to copper, although some deposits have been mined using open pits in the early stages.

  • Nickel | Geoscience Australia

    Nickel | Geoscience Australia

    Most mined derives from two types of deposits that form in very different geological environments: magmatic deposits, where the principal mineral is pentlandite [Ni,Fe 9 S 8], and laterites, where the principal minerals are nickeliferous limonite [Fe,NiOOH] and garnierite a hydrous silicate. Magmatic ...

  • KR100586271B1 - Chloride assisted hydrometallurgical ...

    KR100586271B1 - Chloride assisted hydrometallurgical ...

    Discuss 229910052803 cobalt Inorganic materials 0.000 title claims abstract description 142 239000010941 cobalt Substances 0.000 title claims abstract description 142 GUTLYIVDD

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