US4565674A

The kinetics of chlorination were monitored by the weight loss measurement technique. To the uncatalyzed mixture ... Chlorination kinetics of aluminum bearing minerals: US3953574A (en) …

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Removal of iron and titanium minerals from aluminum bearing …

A process for the removal of iron and titanium minerals from aluminum bearing materials in at least one chlorination stage by the use of an excess of aluminum trichloride as at least the …

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US4536212A

Landsberg "Chlorination Kinetics of Aluminum Bearing Minerals: Metallurgical Transactions B, Volume 6B, June 1975; pages 207-208."

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Efficient extraction of rubidium and the mineral phase transition

A flotation-metallurgy process was developed to efficiently extract Rb from waste broken sericite. The process optimizes flotation conditions to achie…

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Research and application mechanism of chlorination roasting for

The chlorination reaction is based on the strong affinity of chlorine atoms for metals. Under specific conditions, this reaction converts certain components in minerals into metal chloride …

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Photolytic effects in alumina chlorination | Semantic Scholar

The temperature dependence of the rate of chlorination of α-alumina with CO/Cl2 gas mixtures exhibits an anomaly, a departure from the normal Arrhenius behavior, in the range 650 to …

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Surface reactions of chlorine with /gg-alumina

Semantic Scholar extracted view of "Surface reactions of chlorine with /gg-alumina" by F. Réti et al. Skip to search form Skip to main content Skip to account menu. Semantic Scholar's Logo. …

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Use of Chlorine for Mineral Processing, Metal Extraction and …

The kinetics of the chlorination reactions were studied by thermogravimetric analysis 'TGA' using a CAHN 1000 microbalance with a sensitivity of 10 µg. The effects of total gas flow rate,

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(PDF) Kinetics of leaching: a review

Kinetics, as a fundamental requirement of nearly all industrial activities and engineering researches, plays a great role in leaching processes.

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US4277446A

A process for the removal of iron and titanium minerals from aluminum bearing materials in at least one chlorination stage by the use of an excess of aluminum trichloride as at least the …

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The effect of the surface hydroxyls on the chlorination kinetics of

The effect of the surface hydroxyls on the chlorination kinetics of alumina; Home; Publications; The effect of the surface hydroxyls on the chlorination kinetics of alumina; The effect of the …

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The chlorination and separation of aluminum using low …

Therefore, in this case, chlorine is the only elementconsumed in the reaction, thus minimizing the waste generated during the chlorination process.The AlCl 3 may then be …

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chlorination kinetics of aluminum bearing minerals

To realize the efficient comprehensive utilization of refractory gold ore resources and environmental and economic gold extraction methods this study investigated the optimal …

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Kinetic study of chlorination of niobium (V) oxide with chlorine and

DOI: 10.1016/S0032-5910(98)00191-0 Corpus ID: 97322714; Kinetic study of chlorination of niobium (V) oxide with chlorine and carbon monoxide @article{Yang1999KineticSO, …

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Parameters affecting reaction rate and conversion of TiO2 chlorination

Pilot scale chlorination of TiO 2 was carried out with CO as reducing agent. The experimental analysis and modeling of chlorination process of TiO 2 in the presence of CO …

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Carbochlorination of alumina and silica from high-alumina fly ash

The influence of the reaction time on the Al 2 O 3 and SiO 2 chlorination rates is shown in Fig. 2 at a temperature of 1000 °C, a carbon: alumina molar ratio of 3:1, a pellet …

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Research progress of chlorination roasting of heavy metals in …

The chlorination process refers to a mineral agglomeration separation method in which a certain amount of solid chloride and reducing agent are added under a qualitative …

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Chlorination of alumina in kaolinitic clay

The chlorination of alumina in kaolinitic clay with Cl2 and CO gas mixtures was studied gravimetrically. The effects of the calcination method and of NaCl addition on the …

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The selective chlorination of nickel and copper from low-grade …

TAK (thermal analytic kinetics) were used to clarify the chlorination kinetics, the results showed that the apparent activation energy calculated from DSC data was 70.4 kJ·mol …

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Sci-Hub | Chlorination kinetics of aluminum bearing minerals

Landsberg, A. (1975). Chlorination kinetics of aluminum bearing minerals. Metallurgical Transactions B, 6(2), 207–214. doi:10.1007/bf02913561

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Chlorination Kinetics Of Aluminum Bearing Minerals

In this paper, the kinetics chlorination of β-spodumene for the extraction of lithium has been studied using gaseous chlorine as chlorinating agent. ... Chlorination kinetics of aluminum …

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Study on Magnetization Roasting Kinetics of High-Iron and …

Keywords: red mud; magnetization roasting; kinetics; mineral phase reconstruction 1. Introduction Red mud is an aluminum industry byproduct and is generated by digestion of bauxite ore in …

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Kinetic study on the chlorination of β-spodumene for lithium …

Extraction of metals from metals oxides resided in ores or minerals by chlorination has proved to be effective principally because of the high reactivity and strong affinity of …

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University of Pretoria

Dunn, W. E Jr (1960). High Temperature Chlorination of Ti02 Bearing Minerals, Transaction; American Institute of Mining Metallurgical and Petroleum Engineers, ... Kinetics Of …

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Chlorination kinetics of aluminum bearing minerals

The chlorination of domestic low-grade bauxite and kaolin clay was studied to determine the potential of these materials as sources of aluminum chloride for the chlorination/electrowinning …

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Carbochlorination kinetics of titanium dioxide with carbon and …

Kinetic study of the chlorination of titanium dioxide (rutile and anatase) was carried out in a fixedbed reactor at temperature ranging from 800 °C to 1000 °C and normal pressure. …

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Carbochlorination of Aluminum from Non-Bauxite Sources

It appears that the requirement of close physical contact posed difficulties in the chlorination of plagioclase. Fluidized-bed reactors have been reported to work very well, however, for the …

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Carbochlorination of Aluminum from Non-Bauxite Sources

It appears that the requirement of close physical contact posed difficulties in the chlorination of plagioclase. Fluidized-bed reactors have been reported to work very well, however, for the D D …

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Carbochlorination of Aluminum from Non-Bauxite Sources | JOM

See, "The Hall-Héroult Process and the Manufacture of Metallic Aluminum," Minerals Science and Engineering, 11(2) (1979), p. 80. ... A. Landsberg, "Chlorination Kinetics …

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Kinetic study of chlorination of niobium (V) oxide with chlorine and

Extraction of metal from metal oxides resided in ores or minerals by chloride process can be described briefly as follows: in the presence of a reductant, solid metal oxide …

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Prospects for Carbochlorination in Aluminum Recovery from …

The strategic interest in the exploitation of non-bauxite ores in Italy for aluminum production by non-conventional processes is discussed. This research has resulted from a …

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Surface Reactions of Chlorine With γ-Alumina

The reaction of chlorine with γ-alumina was studied in the temperature range 300–1070 K by thermogravimetry and also by pulse and volumetric adsorption methods.

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Chlorination of alumina in kaolinitic clay

The chlorination of alumina in kaolinitic clay with Cl2 and CO gas mixtures was studied gravimetrically. The effects of the calcination method and of NaCl addition on the reactivity of …

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