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Reverse flotation of iron ore using amphoteric surfactant: 2-((2-(decyloxy)ethyl)amino)lauric acid

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (3)

2-((2-(decyloxy)ethyl)amino)lauric acid (C10H21CH(NH(CH2)(3)OC10H21)COOH, (LDEA), a novel amphoteric surfactant, has been first utilized as the collec......

Buffering of pulp pH and its influence on process water chemistry during iron ore flotation

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

It is inevitable for the occurrences of pulp pH buffering during pH control in flotation as the minerals with acidic/alkali properties tend to interac......

Effect of N-carboxybutyl chitosan on the flotation separation of apatite from dolomite

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

With high-grade apatite resources exhausted and economic development, enhancing the apatite quality from calcium gangue such as dolomite has a great s......

The mechanism of CaCO3 in the gas-based direct reduction of a high-phosphorus oolitic iron ore

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

Gas-based direct reduction and magnetic separation process was applied in treating a high-phosphorus oolitic iron ore, of which phosphorus mainly occu......

Recovery of nickel and iron from low-grade laterite ore and red mud using co-reduction roasting: Industrial-scale test

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (3)

In this study, the effects of red mud (RM) dosage during the co-reduction roasting of low-grade laterite ore and RM were investigated. The expanded te......

Research on the mechanism of a mixed collector onto magnesite surface to improve the flotation separation of magnesite from hornblende

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

Low-grade magnesite is not effectively used mainly due to high silicon content, especially the separation of magnesite and hornblende. In this researc......

The intensified effect of nitrogen removal properties using Pseudomonas fulva K3 and MgBC for the weathered crust rare earth wastewater treatment

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (3)

A new bacteria named Pseudomonas fulva K3 (P. fulva) strain was isolated from the surroundings of weathered crust rare earth tailing with efficient NH......

Application of chromatographic plate theory on the weathered crust elution-deposited rare earth ore with carboxylate

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

To improve the leaching process of rare earth and reduce the impurities in the leachate, the carboxylate ammonium, such as ammonium acetate, ammonium ......

Reverse flotation of collophanite at natural pH using isooctyl polyoxyethylene ether phosphate as a collector

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

Reverse flotation of collophanite at natural pH could significantly decrease the cost of pH regulators. In this study, isooctyl polyoxyethylene ether ......

Application of mixed collectors on quartz-feldspar by fluorine-free flotation separation and their interaction mechanism: A review

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

Quartz and feldspar are usually exist in symbiosis in nature, and they are difficult to be separated effectively by conventional physical methods owin......

Adsorption mechanism of copper xanthate on pyrite surfaces

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (3)

The ratio of the hydrophobic to hydrophilic species and their distribution on mineral surfaces significantly influences the floatability of sulfide mi......

Selective extraction of vanadium from vanadium-titanium magnetite concentrates by non-salt roasting of pellets-H2SO4 leaching process

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (4)

In this work, a novel process of pellet non-salt roasting and H2SO4 leaching was proposed for the selective extraction of vanadium from vanadium-titan......

Experimental and kinetic study of zinc leaching from metallurgical slag by 5-sulfosalicylic acid

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (3)

As an organic acid with the characters of low corrosivity and extensive source, 5-sulfosalicylic acid (5-SSA) was firstly utilized as a potential leac......

Application of low-field NMR in the study of flocculant-aided filtration process of coal tailings

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (3)

Preconditioning of coal tailings with flocculants is a useful technology to improve filtration performance. In this study, anionic and cationic polyac......

Modeling and optimization of activated carbon carbonization process based on support vector machine

期刊: PHYSICOCHEMICAL PROBLEMS OF MINERAL PROCESSING, 2021; 57 (2)

Product prediction and process parameter optimization in the production process of activated carbon are very important for production. It can stabiliz......

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