Results 1 to 10 of about 437 (114)

Separation and recovery of iron and nickel from low-grade laterite nickel ore by microwave carbothermic reduction roasting

Journal of Materials Research and Technology, 2020
An effective strategy to achieve separation and recovery of iron and nickel from low-grade laterite ore via microwave carbothermic reduction roasting is reported.
Junhong Zhang, Lihua Gao, Zhijun He, Xinmei Hou, Wenlong Zhan, Qinghai Pang   +5 more
doaj   +3 more sources

Elaboration of the Al-Al3Ni Alloy Eutectic by a Carbothermal Process [PDF]

The Scientific World Journal, 2022
The present study develops an elaborate method of materials Al-Al3Ni by carbothermic reduction of nickel oxide from the decomposition of Ni(NO3)2.4H2O mixed with aluminum powder.
Imane Bahaj, Mohammed Kaddami, Mohamed Essahli   +2 more
doaj   +2 more sources

Magnesium production by carbothermic reduction in vacuum

Journal of Magnesium and Alloys, 2015
In present work, we investigate production of magnesium by carbothermic reduction under vacuum conditions. The process was divided into two parts, one is reduction process, and the other one is condensation process. The experimental results revealed that
Yang Tian, Bao-qiang Xu, Bin Yang, Cheng-b Yang, Tao Qu, Da-chun Liu, Yong-nian Dai   +6 more
doaj   +3 more sources

Dielectric properties and carbothermic reduction of zinc oxide and zinc ferrite by microwave heating [PDF]

Royal Society Open Science, 2017
Mamdouh Omran, Timo Fabritius
exaly   +2 more sources

Thermodynamics and Kinetics Analysis on Carbothermic Reduction of Calcined Magnesite in Vacuum [PDF]

Archives of Metallurgy and Materials, 2022
The carbothermic reduction of calcined magnesite in vacuum was studied. By thermodynamic analysis, the starting temperature of reduction reaction dropped from 2173K to 1523K when system pressure dropped from 1 atmosphere to 100 Pa.
Qifeng Tang, Jinqing Ao, Biyou Peng, Biao Guo, Tao Yang   +4 more
doaj   +1 more source

Transformation of Solid Waste into Nanoporous Carbon via Carbothermic Reduction [PDF]

ACS Omega, 2018
Chang Hyun Kim, Jae-Hyun Kim, Seung-Mo Lee   +2 more
doaj   +2 more sources

Phase Transformation of Alumina, Silica and Iron Oxide during Carbothermic Reduction of Fly Ash for Ceramics Production

Metals, 2021
Fly ash is a by-product from burning of coal. Utilization of fly ash by carbothermic reduction is an effective way to recover aluminum, silicon, and iron to enhance product-added value.
Qingchun Yu, Yong Deng, Yuebin Feng, Ziyong Li   +3 more
doaj   +1 more source

Bonding evolution with sintering temperature in low alloyed steels with chromium [PDF]

Science of Sintering, 2009
At present, high performance PM steels for automotive applications follow a processing route that comprises die compaction of water-atomized powder, followed by sintering and secondary treatments, and finishing operations.
Fuentes-Pacheco L., Campos M.
doaj   +1 more source

Preparation of ultrafine Mo powders by MoO3 pre-reduction with insufficient carbon and hydrogen deep reduction

Fenmo yejin jishu, 2021
The pre-reduction molybdenum powders containing minor amount of MoO2 were prepared by the carbothermic reduction of MoO3, using the carbon black as the reducing agent, then the obtained pre-reduction molybdenum powders were deep reduced by hydrogen to ...
ZHANG Yong, ZHANG Guo-Hua, CHOU Kuo-Chih
doaj   +1 more source

Synthesis of high purity nano-sized transition-metal carbides

Journal of Materials Research and Technology, 2020
Nano-sized transition-metal carbides with high purities were synthesized by vacuum carbothermal reduction coupled with a novel method for the removal of free carbon by molten calcium treatment.
Ke-Han Wu, Yu Jiang, Shuqiang Jiao, Kuo-Chih Chou, Guo-Hua Zhang   +4 more
doaj   +1 more source