Effect of Sodium Sulfate on Preparation of Ferronickel from …

studied the effect of sodium sulfate on the hydrogen reduc-tion process of nickel laterite ore. The maximum nickel content of 5.6 mass% and nickel recovery of 83.6% could be obtained from …

Reductive roasting of nickel laterite ore with sodium sulphate for …

ABSTRACT. In Part II, the correlation between Fe–Ni grain growth and characteristic fusion temperatures of the Na 2 SO 4 –laterite mixtures, and phase …

[12]Tao Jiang, Yuanbo Zhang, Mingjun Rao, Zhiwei Peng, Guanghui Li, Jun Luo.Phase Evolution and Ni-Fe Granular Growth of Saprolitic Laterite Ore–CaO Mixtures during Reductive …

A Barite Ore Beneficiation Test in Guizhou

After the closed-circuit test of "one roughing, one scavenging and two cleaning", sodium carbonate as regulator, water glass as inhibitor and sodium dodecyl sulfate as collector, a …

Aspects of Spodumene Lithium Extraction Techniques

Calcination is also used to improve spodumene beneficiation since the final product, ... Froth flotation is the most often used method for spodumene and other ore …

Effect of reduction temperature and sodium-based additives on …

In this paper, the reduction roasting of laterite ore in the absence or presence of sodium sulfate was carried out for nickel beneficiation by wet magnetic separation.

Nickel Laterite Beneficiation and Potential for Upgrading Using …

Samadhi (Citation 2017) investigated sodium hydroxide, sodium sulfate, and sodium carbonate as the alkali component and concluded sodium carbonate was the most effective …

Study on the Extraction of Lithium from Lepidolite Ore by …

The composite sulfate roasting method is a highly effective technique for the extraction of lithium from lepidolite ore; however, the atomic-level mechanism underlying the …

Improving process granularity of life cycle inventories …

Conducting a prospective assessment of nickel sulfate using the HPAL-sulfur and GLO ecoinvent datasets would yield different conclusions, even if their current climate change impacts are in a ...

Beneficiation of nickeliferous laterite by reduction roasting in the

In this paper, the reduction roasting of laterite ore in the absence or presence of sodium sulfate was carried out for nickel beneficiation by wet magnetic separation. Sodium sulfate is found to …

Feasibility of co-reduction roasting of a saprolitic laterite ore and

Large scale utilization is still an urgent problem for waste red mud with a high content of alkaline metal component in the future. Laterite ores especially the saprolitic laterite …

Reductive roasting of nickel laterite ore with sodium sulfate for Fe …

In Part I, reduction/sulfidation behaviors of a saprolitic laterite ore in the presence of sodium sulfate were investigated, with an emphasis on thermodynamic analysis, selective …

A Review on Beneficiation and Lithium Extraction of Lepidolite

Lithium extraction from lepidolite plays a non−negligible role in the global supply of lithium salts.The paper reviews the physical beneficiation enrichment of lepidolite and the method of …

Mechanism of sodium sulfate in promoting selective reduction of nickel

A high nickel grade ferronickel was produced from laterite ore using the selective reduction-wet magnetic separation process, with the addition of sodium sulfate (Na 2 SO …

Thenardite – Knowledge and References – Taylor & Francis

Beneficiation of Denizli - Acıgöl sodium sulphate ore by exploiting its structural properties ... as seawater. Many of the saline lakes throughout the world contain varying amounts of sodium …

Synchronous Upgrading Iron and Phosphorus Removal from …

Li et al. reported the effect of sodium sulfate on reduction roasting and P removal from high-phosphorus oolitic hematite ore.The results showed that a magnetic concentrate with total iron …

The Effect of Additives on Extraction of Ni, Fe and Co from Nickel

TL;DR: In this article, the reduction roasting of laterite ore in the absence or presence of sodium sulfate was carried out for nickel beneficiation by wet magnetic separation, and the average …

1 Dennis Kostick, Soda Ash, from Mineral Commodity …

water.5 Trona ore must be further refined to yield a 99% pure soda ash product. Sodium sulfate, sodium chloride, potassium chloride, and borax must be physically and chemically removed …

Can sodium sulfate be used as an additive for the reduction …

The iron ore, coal, and sodium sulfate and an appropriate amount of water (8% to 12%) were fully mixed and pressed to briquettes in a steel die (30 ... (Fig. 5), which can be …

Spodumene and lepidolite, introduction of beneficiation method

Lithium is an important raw material for energy supply. With the rapid rise of new energy sources, lithium ore resources have been pushed to a development boom. The …

Spodumene and lepidolite, introduction of beneficiation method

The sulfate roasting method is to mix lepidolite with sulfate (potassium sulfate, sodium sulfate or calcium sulfate, etc.) and roast at a certain high temperature (800~950°C) to …

A Critical Review on the Flotation Reagents for …

Phosphate ore is the dominating natural resource for the production of fertilizers and phosphorous chemical products. Flotation is the most widely employed technique to enrich apatite and remove the impurities for the …

Beneficiation of nickeliferous laterite by reduction roasting in the

Li et al. (2012) tested the beneficiation of nickel laterite ore with sodium sulphate (Na2SO4) additions using a two-step process involving reduction roasting, then magnetic …

Sodium Thiosulfate and Natural Sulfur: Novel Potential

in the natural sulfur was calcium sulfate. Calcium sulfate is an additive that can enhance the selective reduction of nickel in the carbothermic reduction of laterite nickel ore [11]. So, natural …

Beneficiation of Denizli

Beneficiation of Denizli - Acıgöl sodium sulphate ore by exploiting its structural properties . ... Acigöl sodium sulphate ore by layered flow classifier technique was investigated. Beneficiation …

(PDF) Potential Processing Routes for Recovery of

The beneficiation of platinum group metals (PGMs) from pristine (unweathered) sulfide ores has conventionally been conducted through froth flotation, which typically achieves …

Beneficiation of nickeliferous laterite by reduction roasting in the

Abstract In this paper, the reduction roasting of laterite ore in the absence or presence of sodium sulfate was carried out for nickel beneficiation by wet magnetic separation. Sodium sulfate is …

Mechanism of sodium sulfate in promoting selective reduction of …

Na 2 O reacted with silicate to form Na 3 MgAl (SiO 4) 2, promoting metallic particles grow. A high nickel grade ferronickel was produced from laterite ore using the …

Rare earth elements resources and beneficiation: A review

Therefore, the requirements for the beneficiation process are high, and the ore properties must be analyzed. The beneficiation process is formulated and continuously …

A review of lithium extraction from natural resources

Lithium recovery from mechanically activated mixtures of lepidolite and sodium sulfate. Miner. Process. Extr. Metall. 2021;130(4):354. [Google Scholar] [64]. Vieceli N, Nogueira CA, Pereira …