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·In this work the collector PPPDA was synthesized in laboratory and then the flotation behaviors of PPPDA on the separation of spodumene from feldspar and quartz were investigated through single mineral flotation experiments The effects of Ca II Mg II Cu II or Fe III on the separation were also evaluated
·A magnetic separation technique is required for feldspar purification since non magnetic feldspar accompanies some worthless magnetic minerals such as rutile hematite pyrite tourmaline and
·An alternative process which exhibited effective separation of quartz and feldspar while recycling the tailwater from the flotation was proposed X ray diffraction XRD spectra of the purified
·The counts were reduced to 166 43 16 and for T 1 IS 19 IS 15 and IS 3 respectively after separation with Fe powder This shows that there is 2 order of magnitude decrease in the IRSL counts Fig 5 and the method is working well Download Download high res image 475KB after the removal of the feldspar using Fe powder The
·Semantic Scholar extracted view of "A self assembly mixed collector system and the mechanism for the flotation separation of spodumene from feldspar and quartz" by Ruiqi Xie et al Skip to search form Skip to main Selective Inhibition Mechanisms of Fe III in the Flotation of Lepidolite Feifan Wang Lei Liu Jingjing Zhang Yijun Cao Jianyong
·Feldspar beneficiation produces large amounts of slime waste which should be efficiently recycled to achieve the economic and environmental benefits In this study mechanochemically assisted acid leaching MAL was employed to efficiently recycle high grade concentrate powders and the physically beneficiated powder from feldspar slime was initially
·The traditional method of removing Fe and Ti bearing minerals is the reverse flotation using anionic collectors such as fatty acid and petroleum sulfonate Gulsoy et al the technology of quartz feldspar separation using HF as feldspar activator and primary amines as collector at pH 2 3 is well established Gaied and Gallala 2015
·contents of the fe ed The best results were achieved with a combination of high intensity wet magnetic separation and flotation A feldspar concentrate containing % Al2O3 % K2O 2
·In this work the collector PPPDA was synthesized in laboratory and then the flotation behaviors of PPPDA on the separation of spodumene from feldspar and quartz were investigated through single mineral flotation experiments The effects of Ca II Mg II Cu II or Fe III on the separation were also evaluated
·The zeta potential of the feldspar becomes more negative with the addition of EDTA at pH 2 and the separation of feldspars from quartz is enhanced in the batch cell flotation tests Show abstract Feldspar is a valuable raw material in the manufacture of glass ceramic fillers enamel frits and welding electrodes
·It can be seen in Table 10 that within the feldspar concentrate the grade and the recovery of K 2 O Na 2 O reach % and % respectively by adopting the locked test Moreover the content of Fe 2 O 3 in feldspar concentrate is limited to % through magnetic separation Most importantly the total yield of tailing in the whole
·When feldspar slime is milled for 2 h floated with a 2% collector dosage and settled for 10 h in gravity separation the resulting feldspar concentrate contains % Na 2 O K 2 O and % Fe 2 O 3 with a mass recovery and burnt whiteness of % and % respectively This feldspar concentrate meets the requirements of the glass and
·In this study the separation of feldspar minerals albite from slimes containing feldspar and iron containing minerals Fe Min was studied using dissolved air flotation DAF technique whereby bubbles less than 100 μm in size are produced Before the flotation experiments with slimes single flotation experiments with albite and Fe Min were carried out
·The efficient separation of spodumene from feldspar the recovery difference was about 84 % was achieved by Fe OHA SDS without adding depressants and foaming agents at pH The separation mechanisms were explored by Zeta potential contact angle in situ microcalorimetric Fourier transform infrared spectroscopy FTIR and X ray photoelectron
·Feldspar quartz separation is activated only at a low pH of about using HF which suppresses quartz and activates feldspar Shehu at ai 1999; Celik 2001; Vidyadhar at aI 2002 The floatability ofK feldsparusing cationic reagents reaches a maximum in the pH range of 8 to 9 Separation offeldspars from quartz was first accomplished
·The effects of Ca II Mg II Cu II and Fe III on the flotation separation of spodumene from feldspar and quartz were investigated by single mineral and artificial mixed ore flotation
·The main flotation methods for the separation of quartz and feldspar such as hydrofluoric acid method fluoride free acid method and fluoride free acid method are reviewed in detail It is pointed out that fluoride free acid method and pretreatment enhanced flotation will be the key direction of technological development in the future
·Feldspar for ceramic/glass industries requires sufficiently low content of harmful colourants Fe Ti Mn bearing mineral phases Hydrothermally altered albite rich granites are increasingly used as feldspar raw material nowadays; however they are often marked by increased content of colourants which must be removed during the processing of feldspar ore
·The present study investigates the effects and mechanisms of aluminum Al III and iron Fe III ions on the flotation efficiency of potassium feldspar K feldspar within oleate collector systems
·Lithium containing minerals are diverse including spodumene lepidolite lithium feldspar and others [14] The most prevalent widely distributed and prolific of them is spodumene which is primarily found in pegmatite type ores and has a very high mining and development value [15] [16] [17] [18] It is an essential material for the extraction of lithium
·Combination of flotation and magnetic separation methods is widely used for enrichment of feldspar ores by purifying from dark colored gangue minerals such as iron and titanium In this study the removal of dark colored minerals from feldspar ore Aydin Cine region of Turkey was studied using a dry magnetic separator The effect of several parameters such
·The most common beneficiation method for feldspar is flotation with a cationic amine collector under acidic conditions However there are several disadvantages to this such as environmental pollution and equipment corrosion In order to resolve such problems it is important to study the flotation of feldspar using anionic collectors under natural pH conditions
·In this study the flotation separation of spodumene from feldspar was achieved using mixed collector of sodium oleate NaOL /cetyl trimethylammonium bromide CTAB Micro flotation experiments show that the selective flotation separation of the two minerals could not be achieved in the presence of single collector under the pH range of 2 12 but the they could be
·The selectivity in flotation separation of spodumene from other pegmatic aluminosilicates such as feldspar and mica using a single fatty acid anionic collector is found to be very difficult
·In this study the separation of feldspar minerals albite from slimes containing feldspar and iron containing minerals Fe Min was studied using dissolved air flotation DAF technique whereby
·As both feldspar minerals have similar chemical structure and physicochemical properties their separation is challenging Flotation is known to be the only technique to enable their separation
