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Dinur’s Refractory Materials for Constructing the Roof of Electric Furnaces for High-Level Waste Vitrification
This study investigated refractory materials produced by DINUR for constructing the roof of a new melter EP-6. The acid resistance of materials under...
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Combustion of Ferrosilicon–Zircon Mixtures in Nitrogen Gas: Impact of Aluminum Additives
AbstractProducts formed upon combustion of [40 FeSi + 30 FeSiN + 30 ZrSiO 4 (zircon)] + x Al ( x = 1.0–10, all figures in wt %) mixtures in nitrogen...
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Refractory Coated Surface Characterization for Steel using Disk-Shaped Chemically Bonded Sand Specimens—Part II
Chemically bonded sand systems are an important part of foundry technology and their interactions at the mold-steel interface are of great interest....
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Acid-Resistant Material Obtained from Metallurgy Wastes Without Using Tranditional Natural Materials
Acid-resistant material is obtained from metallurgy wastes, i.e., the clay part of gravity tails of zircon-ilmenite ores (CZI) used as a clay binder,...
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Rare Earth-Mineralogical and Petrochemical Characters of Syenite Rocks of Rairakhol Alkaline Complex, Odisha, India
The Rairakhol alkaline complex situated in western Odisha consists of litho assemblages such as mafic-rich nepheline syenite, mafic-poor nepheline...
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Research and development of the technology for producing fused zirconia
Analysis of the current state of production of various types of fused zirconia (monoclinic and stabilized) was conducted. A practical possibility of...
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Properties and Fracture Mechanism of Composite Plaster Mold Covered with Multiple Adhesion Layer for Investment Casting
In order to improve the physical properties of plaster molds for investment casting, a composite mold was produced by applying multiple adhesion...
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Preparation and Properties of Fused Zircon
Melting of zircon with added glass-forming oxides is reported. The structures of the synthesized materials were baddeleyite and a glassy phase, which...
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Application of Fused-Cast Refractories in the Smelting of Mineral Melts in Electric Furnaces
This paper presents information about the use of electric glass-melting furnaces in the production of various glasses. Notably, only fused-cast...
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Cement-Free Refractory Concretes. Part 10. Rheological Aspects of Technology
Features of the rheological behavior of CFRC matrix systems as highly concentrated dispersed systems are considered. They are characterized by a...
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High-temperature oxidation-resistant glass–ceramic/YSZ composite coatings for gas turbine engine applications
Oxidation behavior of a novel double-layered thermal barrier coating (TBC) system consisting of glass–ceramic–25 wt.% yttria-stabilized zirconia...
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Preparation of Refractory Materials from Karelian Chromite Raw Material and Physicochemical Processes During Service
The mineral and chemical compositions of the chromite raw materials of the Karelia-Kola region are studied, and physical and chemical processes for...
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Refractories as Advanced Structural Materials for High Temperature Processing Industries
Refractories are essential structural materials used in different furnaces in industries processing steel, cement, non-ferrous metals, glass and...
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Influence of the Glass Phase of Fusion-Cast Refractories on Their Operational and Technological Properties
This work presents the properties of the glass phase of fusion-cast refractories with 28 – 94% ZrO 2 . The effect of glass phase composition on the...
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Fine-Grained Ore Minerals – Raw Materials for the Production of Refractories
The new deposit of zircon-rutile-ilmenite sands “Tsentralnoye” in the Rasskazovsky district of the Tambov region, which does not require crushing...
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Molten Salt Electrowinning of Metals and Materials: Opportunities and Challenges
Conventional metallurgical processes to produce metals involve carbothermal reduction of their compounds and suffer from massive carbon emissions....
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Optimizing Zr and REE Recovery from Zircon Through a Better Understanding of the Mechanisms Governing Its Decomposition in Alkali Media
Zircon can accommodate HREEs at concentrations where their recovery can be considered. However, one drawback is the aggressive conditions required to...
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Recovery of Rare Earth Values from Micro-granite Type Hard Rocks Using Deep Eutectic Solvents
Deep eutectic solvents (DES) are assuming increased importance in mineral resource processing in view of their environmental benignity. A detailed...
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New insight into treatment of foundry waste: porous insulating refractory based on waste foundry sand via a sacrificial fugitive route
Waste foundry sand (WFS) accounts for the largest percentage of environmental wastes in the foundry industry and shows an alarming and continuous...
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Effect of Wall Thickness on Properties of Multilayer Composite Plaster Mold for Investment Casting
In order to research whether the properties of a thin-walled plaster mold meets the production requirements in investment casting, this paper...
