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Mobile crushers can also be called mobile crushing plants, mobile crushers, etc. It is an inevitable product of high-tech crushing technology in the new era, and its main features are that it can be operated mobilely, can walk freely, and is more convenient for transitions, ensuring that the equipment While the production is safe, the work process is more reliable.
Sea water has been used in flotation plants showing a promising way to save fresh water usage Previous studies indicated that divalent salts in sea water played negative roles in chalcopyrite…
The paper considers review and study of dicarboxylic acid monoamides which is the nitrogen containing derivatives class for copper nickel ore flotation process The collective properties evaluation of the considered collectors about sulfide minerals is carried out by frothless flotation method and laboratory tests and the performance of the reagents is compared with traditional
·Flotation increased the copper content in metal rich concentrate by % providing a raw material with a copper content of % for electrodeposition Features of hydrogen evolution during electrodeposition of loose deposits of copper nickel and zinc J Electroanal Chem 870 2020 Article 114230 /
·DOI / Corpus ID 266660462; Search for new amide class collecting agents and study of their flotation activity in the process of copper nickel ore flotation
·The flotation concentrate was then subjected to bioleaching by acidophilicbacterial strain Acidithiobacillus ferrooxidans for the treatment of base metals such as cobalt nickel and copper The application of bio collector reduced the silica and alumina based impurities which aided the bio leaching process to achieve a Cu recovery of about 74%
·The copper sulphides present in the blend were bornite and chalcopyrite while the oxides were malachite and minor previous flotation investigations of mixed copper oxide and sulphide
Results are presented concerning studying the use of modified kraft lignin sulphate as a depressor reagent for non metallic minerals in the flotation of disseminated copper nickel ores It was found that the modification of lignin according the Mannich reaction aminomethylation is a convenient method to implement and technologically sound recycling of the high tonnage
·In nickel copper sulfide ore processing serpentine is a common gangue mineral encountered in complex sulfide ores and can easily cause entrainment during flotation [] Large amounts of serpentine in the flotation concentrate reduces the effectiveness of smelting often resulting in the imposition of smelter penalties on mineral processing companies []
Request PDF On Dec 26 2023 E A Bazarova and others published Search for new amide class collecting agents and study of their flotation activity in the process of copper nickel ore flotation
·A maximum recovery of copper was 88 58% while the grade was 2 88 with 32 29 copper oxide on the total massive copper under the flotation conditions 1 15 pulp density 10 g/t dosage collector 10 g/t dosage frother and 50 g/t dosage dispersant and the maximum grade 12 24 while the recovery was 47 02% under the flotation conditions 1 15 pulp
·After roasting copper nickel mixed concentrate was obtained by flotation treatment After that the flotation tailings went into magnetic separation to recover magnetic Fe 3 O 4 and Fe The technical route and principle are shown in Fig 10 The simultaneous step recovery of zinc copper nickel and iron in electroplating sludge was realized
·Flotation of sulphidic and oxidic copper minerals is reviewed with particular reference to previous studies of refractory copper ore flotation Keywords Flotation; recovery; refractory 1 Introduction Froth flotation is defined as a physico chemical process which exploits the differences in the electrochemical
·It is well known that in the flotation of copper nickel sulfide ore pentlandite and serpentine are easy to form hetero aggregation which makes it difficult to separate them Therefore
·Bulk flotation An efficient procedure for nickel recovery is to combine copper sulphate to activate pentlandite with guar gum to depress talc This is the method which has been used for the flotation of nickel ores in industry and which we have termed the "standard bulk float" A selection of results for this ore is given in Table 3
·Through flotation of Copper Nickel Sulfide Ores the copper nickel mixed concentrate with copper grade of % and recovery of % is obtained In the pH range of 2 12 the surface of
Fig 7 c exhibits the effects of dosage of activator CuSO 4 on the grade and recovery of copper and nickel in the flotation concentrate The recoveries of copper and nickel exhibited an initial increase followed by a subsequent decrease in response to the dosage escalation of CuSO 4 However the overall grades of copper and nickel remained
·One strategy is to produce copper nickel bulk concentrate that contains about 10% of both metals This facilitates the metallurgical treatment of different ores at the same time Effect of calcium and thiosulfate ions on flotation selectivity of nickel copper ores Minerals Engineering 15 1 2002 pp 1 5 View PDF View article View
·The concentration process flow for disseminated copper nickel ores is composed of two stage grinding and several flotation circuits including inter circuit rougher scavenger cleaner flotation
Differential flotation of bulk sulfide concentrates from Duluth gabbro into copper and nickel concentrates could be implemented by first destroying the hydrophobic coating with ozone and then by recovering the copper concentrate with a copper selective collector A number of parameters involved in the use of ozone such as the sequence and the conditioning time of
·The effect of the depressant galactomannan KGM on the depression of talc and the flotation of a nickel copper sulfide ore have been investigated through microflotation batch flotation and industrial flotation tests zeta potential and infrared spectrum measurements The flotation results indicated that KGM had a straining influence on the
·Ion flotation was used to remove copper II lead II and chromium III from simulated wastewater using a new biodegradable biosurfactants namely sodium N lauroylsarcosinate LS and the
It is shown that monoalkylamides are more efficient towards nickel containing minerals Flotation tests on a sample of finely disseminated copper nickel ore with copper content of % and nickel content of % have shown that succinic acid monoalkylamide as an independent collector with its own foaming properties and in a mixture with
There were some problems such as low grade copper concentrate nickel concentrate containing high copper higher reagents dosage poor separation efficiancy etc during copper nickel separation of flotation process on sulfide nickel copper ore in Xinjiang Yakesi resource development incorporated company Hami district Xinjiang Uygur Autonomous
·The chemical analysis results of the acidic pressure leaching solutions after the pH adjustment are as shown in Table it should be indicated that before the acidity adjustment of the acidic pressure leaching solutions the original solutions were firstly pre treated by activated copper powder cementation to recover some dissolved platinum metals after
·The results of locked cycle tests indicated that the effective flotation separation of nickel copper minerals from the Ni/Cu sulfide ore was realized by using KGM as depressant Compared with guar gum the KGM increased the recovery of nickel in nickel concentrates by % and copper in copper concentrates by %
·The low grade copper nickel sulfide ore for flotation tests was from Yanbian Mine Sichuan Province China The main compositions of the ore were % Cu % Ni % MgO and % SiO 2 The main sulfide minerals were pentlandite chalcopyrite and pyrrhotite The main gangue minerals were serpentine pyroxene hornblende and chlorite
·The flotation treatment of nickel copper sulphide ore at the Western China nickel mine has historically been difficult due to the presence of large amounts of serpentine minerals [1] The effects of configuration of the stirred tank and energy input on the flotation performance of nickel ores were systematically investigated in this paper
