Results 21 to 30 of about 965 (205)
Extraction of Chromium from Carbon Ferrochromium Residual Wastes [PDF]
, 1995 This work reports the problem of processing residual wastes after producing carbon ferrochrome by recycling dust using a hydrometallurgical method with the purpose of extracting the basic component - chromium.
P P Lazarevskiy +13 more
core +2 more sources
Extraction of Al-Si master alloy and alumina from coal fly ash [PDF]
Journal of Mining and Metallurgy. Section B: Metallurgy, 2017 Coal fly ash from coal power plants is a potential raw material for the production of alumina. An objective aluminothermic reduction method for the preparation of Al-Si master alloy and alumina from coal fly ash was investigated.
Liu A. +6 more
doaj +1 more source
Metals, 2023 Herein, we report a novel approach to obtaining magnesium and nanocrystal Mg-Al alloy from magnesia using a closed microwave aluminothermic method in order to solve the problems of high energy consumption, high pollution, and low productivity in the ...
Teng Zhang +5 more
doaj +1 more source
Molecules, 2023 Metal oxides (MOs) are of great importance in catalysts, sensor, capacitor and water treatment. Nano-sized MOs have attracted much more attention because of the unique properties, such as surface effect, small size effect and quantum size effect, etc ...
Yu Li, Jia Dang, Yuqiang Ma, Haixia Ma
doaj +1 more source
Multicrystalline, Highly Oriented Thick‐Film Silicon from Reduction of Soda‐Lime Glass
Advanced Materials Interfaces, Volume 10, Issue 35, December 13, 2023., 2023 Ten‐micron‐thick silicon synthesized by aluminothermic reduction from low‐cost soda‐lime glass shows unprecedented crystallinity and purity suitable for photovoltaics. Incorporated Al is fully ionized forming a p‐type‐conductive silicon layer. The underlying glass containing silica is converted to porous alumina, which is likely filled by metallic ...
Ingrid Schall +3 more
wiley +1 more source
Continuous Hot‐Dip Galvanizing of Medium‐Manganese Third‐Generation Advanced High‐Strength Steels
steel research international, Volume 94, Issue 11, November 2023., 2023 Herein, the effects of process atmosphere pO2 on the reactive wetting of two medium‐Mn third‐generation advanced high‐strength steels during continuous hot‐dip galvanizing are interrogated. The substrates are austenitized, flash‐pickled, intercritically annealed, and galvanized in a conventional 0.2 wt% Al (dissolved) bath.
Kazi M. H. Bhadhon +2 more
wiley +1 more source
Enhancement of thermal properties of Al/MoO3 thermite by electrostatic spraying
Engineering Reports, Volume 5, Issue 7, July 2023., 2023 The thermal properties of the thermite prepared by the electrostatic spray method have been greatly improved, and the safety is ensured, laying a foundation for the subsequent scientific research technology and product manufacturing application. Abstract To improve the thermal properties of thermite safely and stably, electrostatic spraying was used to
Jialin Chen +5 more
wiley +1 more source
Crystals, 2022 In this work, a large ingot of micro-nano structure 2507 duplex stainless steel was prepared in a single step using the aluminothermic reaction method. Chromium having different excess fractions were added to reaction powders to make up for evaporation ...
Faqi Zhan +7 more
doaj +1 more source
Mechanosynthesis of nanocrystalline ZrB2-based powders by mechanically induced self-sustaining reaction method [PDF]
, 2013 Preparation of nanocrystalline ZrB2-based powder by aluminothermic and magnesiothermic reductions in M/ZrO2/B 2O3 (M = Al or Mg) systems was investigated.
Bafghi, M. Sh +3 more
core +1 more source
Cobalt Deposition from Ionothermally Dissolved Cobalt Oxides
ChemSusChem, Volume 16, Issue 9, May 5, 2023., 2023 The cobalt oxides CoO, Co3O4 and LiCoO2 are dissolved in the ionic liquid [Hbet][NTf2], whereupon cobalt can directly be electrodeposited. A special focus is on understanding the complex equilibria present in solution and ways to manipulate them specifically.
Janine Richter +2 more
wiley +1 more source