Results 11 to 20 of about 24,073 (302)
Recovery of Pig Iron from Copper Smelting Slag by Reduction Smelting [PDF]
Archives of Metallurgy and Materials, 2018 Copper slag is a by-product obtained during smelting and refining of copper. Copper smelting slag typically contains about 1 wt.% copper and 40 wt.% iron depending upon the initial ore quality and the furnace type. Main components of copper slag are iron
U. Erdenebold, H.-M. Choi, J.-P. Wang
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Gold recovery and migration mechanism in the copper smelting and converting [PDF]
Journal of Mining and Metallurgy. Section B: MetallurgyThe gold embedded in the copper concentrate is enriched in the matte phase during copper smelting and transferred into blister copper during subsequent processing, via which the gold was recycled. In the copper smelting, gold dissolved and appeared as Au
Qu S.-L., Zou L., Dong Z.-Q., Li L.
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Estimation of quality of hot pressed briquettes as a type of metallurgical charge materials
Литьë и металлургия, 2020 The basic principles of construction are formulated in the work and a description of the technological process of hot briquetting of ferrous metal waste as a way of converting fine metal particles into a dimensional semi-finished product of a given size ...
O. M. D’jakonov +2 more
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Feasibility of nickel extraction from Indian chromite overburden by solid state reduction and smelting route [PDF]
Journal of Mining and Metallurgy. Section B: Metallurgy, 2020 The present work demonstrates the extraction of nickel from low-grade chromite overburden by using solid state reduction and direct smelting route. Goethite & Quartz are present as major phases whereas chromite, hematite were identified as minor phases ...
Ganesh P. +5 more
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Synthesis of Zeolite from Waste Perlite by Hydrothermal Treatment
Journal of MMIJ, 2017 Various zeolites were synthesized though hydrothermal treatment of perlite with alkaline solutions in order to facilitate effective use of the discarded perlite. Perlite is volcanic glass mainly composed of amorphous aluminum silicate and its composition
Makoto KASAI +6 more
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The Aluminum Smelting Process [PDF]
Journal of Occupational & Environmental Medicine, 2014 This introduction to the industrial primary aluminum production process presents a short description of the electrolytic reduction technology, the history of aluminum, and the importance of this metal and its production process to modern society. Aluminum's special qualities have enabled advances in technologies coupled with energy and cost savings ...
openaire +2 more sources
Co-smelting of chalcopyrite and antimonite in a smelting pit [PDF]
, 2023 Es wurde ein Verhüttungsversuch mit Chalkopyrit und Antimonit durchgeführt, um Rückschlüsse auf prähistorische Verhüttungsmethoden ziehen zu können. Chalkopyrit und Antimonit wurden teilweise geröstet und anschließend im Holzkohlenfeuer aufgeschmolzen ...
Strobl, Susanne +2 more
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Archeologické Rozhledy, 2018 Over the last decade, there has been a noticeable increase in the number of projects and discoveries relating to Iron Age iron in the UK. These include the discovery of one of the earliest smelting furnaces at Messingham, North Lincolnshire, an ...
Peter Halkon, Zechariah Jinks-Fredrick
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Leaching of rare earth elements from bastnasite ore (third part) / Выщелачивание редкоземельных элементов из пород, содержащих фторкарбонаты – третья часть / Rastvaranje elemenata retkih zemalja iz ruda koje sadrže fluorokarbonatni mineral (treći deo) [PDF]
Vojnotehnički Glasnik, 2019 Sulfuric acid dissolution of rare earth elements from bastnasite ore was studied after reductive smelting with carbon as a reducing agent at 1600°C.
Srećko R. Stopić, Bernd G. Friedrich
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Metals, 2022 This paper proposes a pyrometallurgical recycling method for end-of-life NdFeB magnets by oxidizing them in air and subsequently smelting them. The smelting process enabled the recovery of rare earth elements (REEs), producing a new reach concentrate ...
Hanwen Chung +4 more
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