Results 81 to 90 of about 3,420 (221)

Metallurgy in the territory of present-day Croatia

open access: yesStudia Lexicographica
Metallurgy is by far the oldest technical discipline and one of the fields of technical sciences. According to archaeological findings, metallurgical activity in the territory of present- day Croatia has been ongoing for over 6,000 years, having ...
Mirko Gojić
doaj   +1 more source

Comparison on the solid-state desilication kinetics of silicon manganese powder by microwave heating and conventional heating

open access: yes工程科学学报, 2017
The solid-state desilication kinetics of silicon manganese powder and Brazil manganese powder was investigated by microwave heating and conventional heating.
LIU Jian   +5 more
doaj   +1 more source

Thermodynamic and Experimental Analysis of the Selective Reduction of Iron by Hydrogen from the Kergetas Iron–Manganese Ore

open access: yesMetals
Thermodynamic modeling combined with experimental reduction tests was conducted to investigate the selective reduction behavior of iron-manganese ore using hydrogen gas at 800–900 °C. The results reveal that hydrogen reduction at a flow rate of 0.5 L/min
Nurlybai Kosdauletov   +9 more
doaj   +1 more source

Process map of carbon emission sources for stainless steel construction products [PDF]

open access: yes, 2017
The building sector plays an indispensable role in the mitigation of greenhouse gas (GHG) emissions as buildings are emission-intensive to construct and operate.
Chen, Y, Ng, ST
core  

Economic links between Russia and China: from cross-border to interregional cooperation (the case of Sverdlovsk region and Heilongjiang province) [PDF]

open access: yes, 2017
The article considers major trends in the cooperation between Russia and China on the regional level. China is one of Russia’s main trade partners, which makes it particularly important to enhance the efficiency of this relationship on the national as ...
Turgel, I. D., Vlasova, N. Yu., Xu, L.
core   +3 more sources

Simultaneous obtention of multicomponent ferroalloy and slag from black sands for the development of electrical arc welding consumables [PDF]

open access: yes, 2004
10 páginas, 3 figuras, 8 tablas.[ES] En este trabajo se expone una caracterización química y mineralógica de las arenas negras del placer Mejías de Sagua de Tánamo, el más importante placer litoral de playa del noroeste de Cuba Oriental.
Cerpa, Arisbel   +6 more
core   +1 more source

Current State of Research in the Field of High-Entropy Alloys’ Production in Global Practice

open access: yesУспехи физики металлов
Metallic multicomponent high-entropy alloys (HEAs) represent a novel class of materials, which are currently the focus of extensive research. This article reviews the evolution of studies in the field of HEAs and identifies potential application areas ...
S.V. Kvon, V.Yu. Kulikov, S.K. Arinova, and А.А. Тuganbayeva
doaj   +1 more source

Determination of carbon by the oxidation reduction reaction with chromium [PDF]

open access: yes
Free carbon was determined in silicon and boron carbides in ash, oxides, and other materials by oxidation to carbon dioxide with a mixture of K2Cr2O7 + H2SO4.
Kuteynikov, A. F., Mashkovich, L.
core   +1 more source

Improve ferromanganese smelting processes using benchmarking techniques [PDF]

open access: yes
It is well known that ferromanganese alloys are used to help produce all types of steels. Manganese ore prices are closely associated with those of iron ore prices.

core   +1 more source

New Opportunities for Metals Extraction and Waste Treatment by Electrochemical Processing in Molten Salts [PDF]

open access: yes, 2001
Molten salt electrolysis is a proven technology for the extraction of metals -- all the world's primary aluminum is produced in this manner. The unique properties of molten salts also make them excellent media in which to treat a variety of forms of ...
Sadoway, Donald R.
core  

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