Results 11 to 20 of about 410,074 (337)

Numerical Modelling of Metal Melt Refining Process in Ladle With Rotating Impeller and Breakwaters [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
The paper describes research and development of aluminium melt refining technology in a ladle with rotating impeller and breakwaters using numerical modelling of a finite volume/element method. The theoretical aspects of refining technology are outlined. The design of the numerical model is described and discussed.
Sviželová, Jana   +6 more
openaire   +5 more sources

Effect of CeO2 Content on Microstructure and Properties of SiCp/Al-Si Composites Prepared by Powder Metallurgy

open access: yesMaterials, 2021
The effect of CeO2 content on the microstructure and properties of SiCp/Al-Si composites prepared by powder metallurgy was studied, and the mechanism of CeO2 in composites was deeply analyzed.
Xuedan Dong   +3 more
semanticscholar   +1 more source

Recent Studies on Titanium Refining: 2017–2020

open access: yesMATERIALS TRANSACTIONS, 2021
Japan Titanium oxide can be converted directly to its metallic state. This extraordinary technology is realized in a CaCl 2 -based molten salt that can extract oxygen ions from the cathode.
R. Suzuki, S. Natsui, T. Kikuchi
semanticscholar   +1 more source

Physical modelling of degassing process by blowing of inert gas [PDF]

open access: yes, 2018
This paper deals with the possibilities of using physical modelling to study the degassing of metal melt during its treatment in the refining ladle. The method of inert gas blowing, so-called refining gas, presents the most common operational technology ...
Gryc, Karel   +6 more
core   +1 more source

Utilizing Recyclable Task-Specific Ionic Liquid for Selective Leaching and Refining of Scandium from Bauxite Residue

open access: yesMolecules, 2021
Ionic liquids (ILs) have attracted great interest in the field of extractive metallurgy mainly because they can be utilized in low temperature leaching processes where they exhibit selectivity and recyclability.
Eleni Mikeli   +2 more
semanticscholar   +1 more source

Smelting of metallic manganese and manganese alloys in the gas-oxygen refining converter

open access: yesTheory and practice of metallurgy, 2021
The purpose of the work is the substantiation and development of technological solutions for smelting metallic manganese and its alloys based on the duplex technology "arc electric steel-smelting furnace-converter of gas-oxygen refining." Methods ...
Velichko O   +4 more
semanticscholar   +1 more source

Archaeology, science-based archaeology and the Mediterranean Bronze Age metals trade [PDF]

open access: yes, 2000
Archaeologists often seem either sceptical of science-based archaeology or baffled by its results. The underpinnings of science-based archaeology may conflict with social or behavioural factors unsuited to quantification and grouping procedures.
Knapp, A.B.
core   +1 more source

Microstructural refinement and mechanical properties improvement of elemental powder metallurgy processed Ti-46.6Al-1.4Mn-2Mo alloy by carbon addition [PDF]

open access: yesMetallurgical and Materials Transactions A, 2001
Strengthening of a gamma TiAl alloy was sought by a chemical modification of the composition with carbon. Up to 0.6 at. pct of carbon was added to the Ti-46.6Al-1.4Mn-2Mo alloy processed by elemental powder metallurgy. Carbon addition resulted in considerable microstructural changes such as refinement, by a factor of about 2, of the lamellar ...
h. s. park   +5 more
openaire   +3 more sources

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