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Comparative study for leaching processes of uranium, copper and cadmium from gibbsite ore material of Talet Seleim, Southwestern, Sinai, Egypt
In this paper, leaching characteristics are presented, and a cost-effective process for extracting uranium, copper, and cadmium from Talet Seleim’s...
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Synthesis of Barium Aluminate of Disk-Shaped Morphology Using the Product of Centrifugal Thermal Activation of Gibbsite
AbstractBarium aluminate BaAl 2 O 4 of spinel structure was prepared by hydrothermal treatment at 150°С of a suspension of a gibbsite thermal...
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Recovery of Uranium, Copper, and Zinc from Abu Thor Gibbsite Bearing Shale Ore Material, Abu Zeneima Area, Southwestern Sinai, Egypt
AbstractThe efficiency of using ammonium carbonate lixiviant for extracting uranium (U), copper (Cu), and zinc (Zn) from Abu Thor gibbsite bearing...
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Synthesis of Highly Dispersed Aluminum Magnesium Oxides from the Product of Centrifugal Thermal Activation of Gibbsite
AbstractThe possibility of preparing magnesium aluminate by the reaction of the product of centrifugal thermal activation of gibbsite with a...
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Experience in the Development and Introduction of Aluminochromic for Fluidized-Bed Isobutane Dehydrogenation
AbstractA summary of experience in the development of a microspherical aluminum–chromium catalyst isobutane dehydrogenation to isobutylene using the...
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Effect of Alkaline Medium on Hydrothermal Synthesis of Boehmite
AbstractThe transformation of gibbsite into boehmite upon hydrothermal treatment at 200°C in 1.5 wt % NaOH have been studied by X-ray powder...
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Aluminium Oxide Catalysts and Supports Synthesized by Thermal Activation Technology
AbstractA study is performed of the main ways of preparing aluminum oxides; the advantages of products of the thermal activation of hydrargillite...
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Optimizing the Properties of an Alumina Support of Hydrotreating Catalysts by Introducing Boron and Sulfur at the Stage of Obtaining Pseudoboehmite by Hydrothermal Treatment of the Product Produced by Flash Calcination of Gibbsite
AbstractThe problem of optimizing the textural characteristics and chemical composition of the alumina support of a vacuum gasoil hydrotreating...
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Synthesis of Highly Dispersed 2D Aluminum Cobalt Oxyhydroxide Compounds Based on Microwave-Activation Products of Crystalline Gibbsite
Abstract—We have studied interaction between the microwave activation product of gibbsite and an aqueous cobalt nitrate solution at room temperature,...
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Synthesis of Fine-Particle α-LiAlO2 via Heat Treatment of a Mechanically Activated Mixture of Gibbsite and Lithium Carbonate
Abstract —We have found conditions for the synthesis of fine-particle phase-pure α-LiAlO 2 via heat treatment of a mechanically activated mixture of...
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Hydrothermal process of synthetic gibbsite and the characteristics of Na in gibbsite crystal
The presence of Na in synthetic gibbsite was studied by several modern testing methods such as X-ray diffraction, scanning electron microscopy,...
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How Acid Medium Affects the Hydrothermal Synthesis of Boehmite
AbstractThe conversion of gibbsite to boehmite via hydrothermal treatment at 200°С in 1.5 wt % HCl is studied by X-ray powder diffraction, IR...
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Mechanistic and Kinetic Studies of Guest Ion Intercalation into Layered Double Hydroxides Using Time-resolved, In-situ X-ray Powder Diffraction
In recent years, a tremendous increase in our understanding of intercalation reactions has been attained through the use of in-situ techniques. In...
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Influence of Alumina Preparation Method on the Specific Features of Its Local Structure
It is shown that analysis of X-ray scattering using the atomic pair distribution function makes it possible to reveal the differences in the fine...
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Vibration spectroscopic evidence for different interactive modes of iodide on gibbsite in humic acid mediation
Determination of the fate of iodide and associated species is an important scientific question from environmental and nuclear energy perspectives....
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Statics and Kinetics of Sorption of La(III), Ce(III), U(VI) Ions by a Nanostructured Composite Al2O3||C
AbstractThe sorption properties of the new Al 2 O 3 ||C composite were studied. A feature of its macroscopic morphology and structure is the amorphous...
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Monolith matrix of calcium aluminate and gypsum—promising material for incorporating NaNO3-containing liquid radioactive waste
Possible applications of a new matrix were studied for incorporating radioactive aqueous NaNO 3 solutions arising at the nuclear fuel cycle...
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Major Wastewater Pollutants in Coal Mining
The sources of the major pollutants in quarry wastewater are investigated for Kuznetsk Basin coal mines. Various methods of removing those pollutants...
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Ceramics of the Cs2O–Al2O3 System Prepared by Solid-Phase Technology and the Glycine–Nitrate Combustion Process
AbstractCs 2 O – Al 2 O 3 ceramic samples containing 20 and 33 mol % cesium oxide were prepared by сeramic technique and by the glycine–nitrate combustion...
