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copper concentrate air pyrite flotation process

  • Flotation of Pyrite - 911 Metallurgist

    May 3, 2017 ... The increase in the concentration of pyrite is particularly noticeable. ... Tarnish on the Mountain copper pyrite tended to prevent flotation. .... 1, except that exposure to the air for six months caused the pyrite to become tarnished...Contact Us

  • A study on the effect of active pyrite on flotation of porphyry copper ...

    Feb 23, 2018 ... some recent studies of copper ore flotation to separate chalcopyrite from pyrite with the ... investigated instead of air on the flotation of activate...Contact Us

  • Separation efficiency improvement of a low grade copper-gold ...

    The copper concentrate grades achieved from the flotation circuit at Telfer ... saleable copper concentrate, followed by re-activation and flotation of the pyrite which ..... cell scale-up parameter is akin to operators changing the level and the air...Contact Us

  • Effect of pyrite content of feed and configuration of locked particles ...

    Misreported pyrite into copper concentrates dramatically declines copper grade ... and particle size) as well as type of instrumentation and operational variables (air ... Several works extensively discussed the impact of pyrite on copper flotation...Contact Us

  • depression of pyrite in the flotation of copper ores - Research ...

    several methods were used to reduce copper activation of pyrite during .... 3.4.3 Flotation of the Kennecott ore and Ore X (50% Mount Isa ore and 50% pyrite). ..... was ground to a size of less than 36 pm and left to oxidise in air for several years...Contact Us

  • Floc-Flotation of Chalcopyrite from a Low Grade Cu Zn Ore

    individual Cu concentrate of marketable grade was not obtained. Hence, floc- ... chalcopyrite and 20-1501.im for pyrite (Trahar and Warren, 1976). ... attachment of mineral particles to air bubbles. ... In floc-flotation the flocs interact with air.Contact Us

  • Influence of the Interaction between Sphalerite and Pyrite on ... - MDPI

    Jan 12, 2018 ... selective flotation of sphalerite, copper sulfate (CuSO4) is often used as activator to ... and cause a decrease in the recovery and grade of Zn concentrates. ..... study of the attachment of air bubbles onto sphalerite and pyrite.Contact Us

  • Basic principles of selecting separation methods for sulfide minerals ...

    It has been studied how species of pyrite and nonferrous metal sulfides influence ... ore concentrates provide for multistage flotation circuit, with recovery of...Contact Us

  • Investigation of Flotation Parameters for Copper Recovery from ...

    Feb 22, 2012 ... The copper ore bearing enargite mineral contained 5.87 mass% As and 16.50 mass% Cu while the chalcopyrite ..... The flotation behavior of enargite and pyrite in the ore ... 2¹ and CuO as flotation was performed in open air.Contact Us

  • Chalcopyrite and pyrite floatabilities in the presence of sodium ...

    Jun 2, 2016 ... One of the principal problems in flotation of copper complex ores is ... Misreported pyrite into copper concentrates dramatically declines ..... In addition, the depression effect of sulfide was sharply enhanced when air was used.Contact Us

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