Separation and recovery of iron and nickel from low-grade laterite …
The effect of operating variables on the recovery and separation of nickel and iron from low-grade laterite ore was initially investigated during microwave carbothermic reduction …
Efficient enrichment of nickel and iron in laterite nickel ore …
The process of deep reduction and magnetic separation was proposed to enrich nickel and iron from laterite nickel ores. Results show that nickel–iron concentrates with nickel …
Upgrade of nickel and iron from low-grade nickel …
Magnetic separation 1 Introduction Nickel as an important metallic element in the stainless steel has an increasing demand in recent years [1]. The nickel laterite and nickel sulfide ores are …
Efficient enrichment of nickel and iron in laterite nickel ore by deep reduction and magnetic separation
Improved magnetic separation techniques similar to a Wet High Intensity Magnetic Separator or a Davis Tube Tester could lead to improved separation of the ferronickel from the waste. …
Solid state reduction and magnetic separation of nickeliferous laterite
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, …
High-Grade Ferronickel Concentrates Prepared from Laterite Nickel Ore
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 …
Experimental Study on Reduction-Magnetic Separation …
Low-grade Nickel Laterite Ore CHEN Fa-tao, ZHANG Bo, LI Wen-cai, WANG Qiang, HONG Xin (Shanghai Key Laboratory ofModern Metallur,b')' & Materials processing, Shanghai University, …
Solid state reduction and magnetic separation of nickeliferous laterite
Conversely, pyrometallurgical processes, while simpler, are energy-intensive and demand raw nickel laterite ore with high nickel content ... An iron-nickel concentrate was obtained after …
Characterization of Weda Bay nickel laterite ore from Indonesia
A schematic diagram of the Cycle of magnetic separation used in the current work is shown in Fig. 10. It was found that the Weda Bay laterite ore has about 8% magnetic part …
Preparing Ferro-Nickel Alloy from Low-Grade Laterite …
metals Article Preparing Ferro-Nickel Alloy from Low-Grade Laterite Nickel Ore Based on Metallized Reduction–Magnetic Separation Zhihao Wang ID, Mansheng Chu *, Zhenggen Liu, …
Characterization of fluidized reduction roasting of nickel laterite ore
Fluidized reduction roasting is an efficient metallurgical technique. However, its application to nickel laterite ore has rarely been reported. In this paper, the effects of reduction …
Production of Ferronickel Concentrate from …
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 …
Magnesium Extraction from Magnetic Separation …
Keywords Laterite nickel ore · Magnetic separation tailings · Sulfuric acid leaching · Neutralization hydrolysis · Magnesium oxide. 372 Journal of Sustainable Metallurgy (2022) 8:370–385 1 3 …
Valorization of Solid Residue from the Lateritic Nickel …
Magnetic Separation Keywords Residue nickel · Reduction process · Magnetic separation process · Ferronickel Introduction Nickel laterite has complex chemical compounds resulting in …
Roasting and Leaching Behavior of Nickel Laterite Ore
Abstract Nickel is mostly extracted from sulfide ores, however, laterite ores account for over 60 pct of all nickel resources in the world, and despite its predominance, …
Upgrading low nickel content laterite ores using selective …
Selective reduction and magnetic separation was conducted on low grade nickel laterite ore. High grade nickeliferous concentrate could be produced from these laterite ores. …
Extraction of ferronickel concentrate from laterite nickel ore …
Nevertheless, when reduction roasting–magnetic separation is used to treat laterite nickel ore with low nickel content, increasing the dosage by approximately 8–20% inevitably …
Extraction of Ferronickel Concentrate by Reduction …
In this paper, the low-grade laterite nickel ore was selected as the research object, and the process of reduction roasting-magnetic separation of ferronickel concentrate was adopted, and …
High-Grade Ferronickel Concentrates Prepared from Laterite Nickel Ore
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 …
Production of Ferronickel Concentrate from Low-Grade Nickel Laterite …
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 …
Extraction of Nickel from Garnierite Laterite Ore Using …
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, …
Extraction of Ferronickel Concentrate by Reduction …
reduction roasting process of laterite nickel ore in order to efficiently enrich low-grade laterite nickel ore, the process was short, low energy consumption, good economic and environmental …
Preparation of Ferronickel from Nickel Laterite Ore via …
Followed by Magnetic Separation Xueming Lv, Lunwei Wang, Zhixiong You, Jie Dang, Xuewei Lv, ... The nickel laterite ore was dried at 120 °C for 2 h in an oven and ground to passing …
Extraction of Ferronickel Concentrate by Reduction Roasting …
In this paper, the reduction roasting-magnetic separation process is used to study the method of preparing ferronickel concentrates from low-grade laterite nickel ore under the action of …
Upgrade of nickel and iron from low-grade nickel laterite …
Low-grade saprolite nickel laterite, characterized by complicated minerals composition and fine-grained and complex dissemination, was commonly treated with a low recovery efficiency of …
Machine learning approach for revealing the nickel grade …
The growing demand for ferronickel has led many researchers to continuously explore ferronickel making processes over the past decade. With the increasing demand for …
Magnetic separation for recovering iron resources from …
Download Citation | On Feb 1, 2024, Zhe Bai and others published Magnetic separation for recovering iron resources from acid-leaching tailings of laterite nickel ore through mineral …
Magnetic separation for recovering iron resources from acid …
In this research, efficient iron enrichment was innovatively proposed through "mineral phase transformation - magnetic separation" for the acid-leaching tailings of laterite …
Magnesium Extraction from Magnetic Separation Tailings of Laterite Ore …
The chemical analysis of low-grade laterite ore and magnetic separation tailings are shown in Tables 1 and 2. The nickel was reduced from 0.82% of the original ore to 0.3% of …
Extraction of Ferronickel Concentrate by Reduction Roasting-Magnetic …
The reduction of the prepared nickel laterite ore by H2 was carried out in a fluidised-bed reactor with provisions for temperature and agitation control, and the magnetic separation …