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Request PDF | On Apr 9, 2024, Junhui Xiao and others published Collaborative separation of nickel and iron from nickel laterite ore and red mud | Find, read and cite all the research you need on ...
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Nickel is widely used in industrial processes and plays a crucial role in many applications. However, most of the nickel resource mainly exists as nickel oxide in laterite nickel ore with complex composition, resulting in …
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ABSTRACT In this study, we investigated a nickel laterite ore with Ni content of 1.56 wt% and a red mud with Fe content of 20.98 wt%, the main Ni-bearing mineral in the nickel laterite ore was nickel-lizardite, and the main Fe-bearing mineral in the red mud was hematite. A novel process of roasting and magnetic separation was purposed to extract nickel and iron …
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Nickel is extracted from ores using froth flotation for sulfides, yielding 15-20% nickel matte, and high-pressure acid leaching for laterites. Nickel is a tough, shiny metal commonly …
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Recovery of high-quality iron phosphate from acid-leaching tailings of laterite nickel ore. Author links open overlay panel Yanchao Qiao ... was synthesized to realize the direct extraction of nickel from sulfuric acid leachate of laterite ore. The separation behaviors of nickel over other impurities (Co, Mn, Mg, Al, Ca, Fe, and Zn) were ...
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The low-grade laterite-nickel ore was treated by thermal carbon reduction-magnetic separation process to enrich the metallic nickel with activated carbon powder as reductant.
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The effect of operating variables on the recovery and separation of nickel and iron from low-grade laterite ore was initially investigated during microwave ... of the laterite nickel ore is 1.71wt ...
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The method combines mechanical ore dressing and low-temperature selective reduction to separate nickel and molybdenum from nickel-molybdenum ore. The nickel-molybdenum ore contains about 2 percent of nickel and about 2 percent of molybdenum, and is a well-known refractory mineral. The invention can obtain two furnace charges by the enrichment and …
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Nickel is an important alloying metal with widerange application in the industry. 1) Nickel is one of the most important strategic metals which is widely applied to stainless steel, electroplating, catalyst, and petrochemical industry. 2, 3) Nickel, found in products produced from smelters and refineries, is classified into three categories, i.e. Refined nickel (Class I), Charge …
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Separation and recovery of iron and nickel from low‒grade laterite nickel ore using reduction roasting at rotary kiln followed by magnetic separation technique. Mining, Metallurgy & Exploration ...
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Laterite nickel ore is rich in nickel and iron resources, and the nickel element is extracted in the form of nickel salt. However, the acid-leaching tailings of laterite nickel ore (LTLNO), which contain valuable iron resources, have not been cost-effectively recovered. ... and/or the separation of cobalt from nickel and manganese as high ...
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Based on the demand for nickel sulfate for batteries and environmental pollution control, this work proposed a novel and clean magnesium carbonate roasting process for sulfur …
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The trapping agent promotes the separation of nickel minerals from other minerals, while the frothing agent helps to generate air bubbles that attach to nickel ore particles and …
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Nickel, a valued metal, mainly exists as nickel oxide in laterite nickel ore. Furthermore, a large part of the laterite nickel ore is low-grade saprolitic ore. In this paper, a research on preparing ferro-nickel alloy from low-grade saprolitic laterite nickel ore using metallized reduction-magnetic separation was studied. In the research, the carbothermic …
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Nickel laterite ore is a low-grade ore often recognized as the primary source of nickel and cobalt [1], [2], [3] . About 60% of the world's nickel is from laterite ore [4] Nickel and cobalt ... Separation of nickel and cobalt from nitrate leaching solutions of laterite ore by solvent extraction using trihexyltetradecylphosphonium bis (2,4,4 ...
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In this paper, the process of solid-state metalized reduction and magnetic separation was investigated for preparation of nickel–iron concentrate from a low-grade laterite …
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Reduced Ore Magnetic Separation Keywords Residue nickel · Reduction process · Magnetic separation process · Ferronickel Introduction Nickel laterite has complex chemical compounds resulting in diculties in improving its critical metals, such as iron, nickel, and cobalt, through a physical beneciation process [1, 2].
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In this study, segregation roasting and magnetic separation are used to extract nickel from a garnierite laterite ore. The garnierite laterite ore containing 0.72% Ni, 0.029% Co, 8.65% Fe, 29.66% MgO, and 37.86% SiO2 was collected in the Mojiang area of China. Garnierite was the Ni-bearing mineral; the other main minerals were potash feldspar, forsterite, tremolite, …
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Hydrometallurgical Processing of Nickel Laterites—A Brief Overview On The Use of Solvent Extraction and Nickel/Cobalt Project For The Separation and Purification of Nickel and Cobalt
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Abstract A two‐stage selective precipitation technique was developed for the separation of iron, nickel, and cobalt from sulphated leach liquor of nickeliferous lateritic oxide ore obtained from Sukinda Valley, Orissa, India. In the first stage of precipitation, solid CaCO3 is added to the sulphated solution at 90 to 95°C till the pH is adjusted in the range of 2.2 to 2.5.
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Indonesia is reviewing its annual nickel ore mining quota, seeking to prevent further price falls, Energy and Mineral Resources Minister Bahlil Lahadalia told reporters on Friday. He did not disclose how much ore production will be allowed for 2025, saying the quota will depend on ore demand. "We must maintain a balance. The quota should
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The production of ferronickel concentrate from low-grade nickel laterite ore containing 1.31% nickel (Ni) was studied by the non-melting reduction magnetic separation process. The sodium chloride was used as additive and coal as a …
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The ore sample used in the work was low-grade nickel sulfide ore provided by Jinchuan Group, China. The chemical composition of the ore analyzed by XRF (XRF, S8 TIGER II, Germany) was shown in Table 1. It can be seen that the valuable metals contained in the ore are nickel and copper, with the content of 4.63 % and 2.75 %, respectively.
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Request PDF | On Oct 1, 2023, Shunyao Hui and others published Extraction of ferronickel concentrate from laterite nickel ore by reduction roasting-magnetic separation using spent cathode carbon ...
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Nickel, a valued metal, mainly exists as nickel oxide in laterite nickel ore. Furthermore, a large part of the laterite nickel ore is low-grade saprolitic ore. In this paper, a research on preparing ferro-nickel alloy from low-grade saprolitic laterite nickel ore using metallized reduction-magnetic separation was studied. In the research, the carbothermic …
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A novel process of roasting and magnetic separation was purposed to extract nickel and iron from the nickel laterite ore and red mud. The nickel laterite ore, red mud, calcium chloride, and coke were mixed and put in a …
WhatsApp: +86 18221755073
Laterite nickel ore is rich in nickel and iron resources, and the nickel element is extracted in the form of nickel salt. However, the acid-leaching tailings of laterite nickel ore (LTLNO), which contain valuable iron resources, have not been cost-effectively recovered. ... followed by magnetic separation, achieving 85 % Fe recovery from LTLNO ...
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Explore the fascinating world of nickel ore deposits and gain insights into the diverse processing techniques employed to transform them into valuable nickel concentrate. Uncover the unique characteristics of different …
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The self-reduction, fine grinding, and magnetic separation of nickel laterite ore in the presence of three types of additive were examined. Nickel laterite ore with 7.88 wt% coal, 12 wt% calcium ...
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Nickel ore refers to the natural mineral deposits containing nickel, which can be classified into two main groups: sulfides and laterites. Sulfide ores are mined underground, while lateritic ores are recovered through surface mining methods in tropical regions. ... Separation of Nickel and Cobalt by Solvent Extraction. Frank K. Crundwell ...
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