Results 21 to 30 of about 6,533 (216)

Effects of mechanical activation on the carbothermal reduction of chromite with metallurgical coke

Sakarya Üniversitesi Fen Bilimleri Enstitüsü Dergisi, 2010
The carbothermal reduction of mechanically activated chromite with metallurgical coke under an argon atmosphere was investigated at temperatures between 1100 and 1400°C and the effects of the mechanical activation on chromite structure were analyzed by x-
Kenan Yıldız
doaj   +1 more source

The Effect of Palm Char Properties on Malaysian Ilmenite Ores by Carbothermal Reduction [PDF]

Archives of Metallurgy and Materials
To identify the mineral grade ore, two distinct Malaysian ilmenite ores (FeTiO3) from different placers deposits were examined. The sources of ilmenite ore were the Kinta Valley in Perak and the Langkawi Black Sand Beach in Kedah.
N.A. Nasrun, N.F.M. Yunos, M.A. Idris, N.A. Halif, T. Nomura   +4 more
doaj   +1 more source

Kinetics and reduction mechanism of non-isothermal analysis carbothermal reduction of zinc ferrite

工程科学学报, 2023
The amount of zinc-containing EAF dust has increased due to the increased proportion of galvanized steel scrap used in the electric arc furnace (EAF) steelmaking process.
Yang LI, Jian-liang ZHANG, Xiang YUAN, Zheng-jian LIU, Fei LI, An-yang ZHENG, Zhan-guo LI   +6 more
doaj   +1 more source

Carbides and Nitrides of Zirconium and Hafnium. [PDF]

, 2019
Among transition metal carbides and nitrides, zirconium, and hafnium compounds are the most stable and have the highest melting temperatures. Here we review published data on phases and phase equilibria in Hf-Zr-C-N-O system, from experiment and ab ...
Hong, Qi-Jun, Navrotsky, Alexandra, Ushakov, Sergey V, van de Walle, Axel   +3 more
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Synthesis of TiB2 powders by borothermal and carbothermal reduction of TiO2 [PDF]

Processing and Application of Ceramics
Titanium diboride powders were synthesized from TiO2 following different reduction methods at temperatures range from 1000 to 1400°C for 1h under flowing argon gas.
Abdelgawad Mohamed Mahrous Hussein, Biçer Hülya   +1 more
doaj   +1 more source

Thermodynamics of Vacuum Chloride Volatilization of Ni, Co, Mn, Li, Al, and Cu in Spent Lithium−Ion Battery

Metals, 2022
In recent years the chlorination leaching separation process in the field of hydrometallurgy has been developed considerably. However, the development of the chlorination separation process in the field of pyrometallurgy has lagged.
Wen Luo, Guochen Hu, Junshuai Ding, Jijun Wu, Wenhui Ma   +4 more
doaj   +1 more source

Substrate Grain-Dependent Chemistry of Carburized Planar Anodic TiO2 on Polycrystalline Ti [PDF]

, 2017
open11Mixtures or composites of titania and carbon have gained considerable research interest as innovative catalyst supports for low-and intermediate-temperature proton-exchange membrane fuel cells.

core   +1 more source

Isothermal carbothermal reduction of synthetic FeTiO3-Fe2O3 solid solutions

工程科学学报, 2016
FeTiO3 and FeTiO3-Fe2O3 solid solution systems were synthesized based on the ceramic method. The synthetic FeTiO3-Fe2O3 solid solutions were subjected to isothermal carbothermal reduction experiments at 1150℃ combining with thermodynamic anal-ysis.
XING Xiang-dong, ZHANG Jian-liang, LIU Yi-ran, LIU Zheng-jian, LIU Xing-le, LI Nai-yao   +5 more
doaj   +1 more source

Experimental carbothermal reduction of MgO at low pressure using concentrated solar energy [PDF]

Journal of Mining and Metallurgy. Section B: Metallurgy, 2018
The improved solar reactor Sol@rmet allows to investigate the reduction of MgO in presence of carbon using concentrated solar energy in low vacuum conditions close to 900 Pa.
Puig J., Balat-Pichelin M.
doaj   +1 more source

Thermal Energy Process Heat for Lunar ISRU: Technical Challenges and Technology Opportunities [PDF]

, 2011
Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/90740/1/AIAA-2011-704-915 ...
Colozza, Anthony, Gordon, Pierce, Gustafson, Robert, Heller, Richard, Hepp, Aloysius, Nakamura, Takashi, Stern, Ted   +6 more
core   +1 more source