Results 1 to 10 of about 26,694 (149)

Study on recovery of copper and zinc from cyanide lean solution in a smelting company [PDF]

open access: yesE3S Web of Conferences, 2021
In the process of cyanidation of gold concentrate from a smelting company, the content of copper and zinc in the liquid gradually increased. In production, acidizing process is used to treat the lean solution from high copper concentrate, and mixed ...
Guanglin Qin   +10 more
doaj   +1 more source

Smelting of low-grade saprolitic nickel ore in DC-arc furnace [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2023
Most nickel laterite smelting to produce ferronickel is carried out using an AC-arc furnace. Although the DC-arc furnace is advantageous in the smelting of fine ore, it is rarely used for nickel laterite.
Nurjaman F.   +10 more
doaj   +1 more source

Smith Cult of the Kazakhs: traditional concepts, ritual, mythological and folklore aspects

open access: yesАрхеология евразийских степей, 2022
Based on the written historical, folklore sources and field data, it was attempted to produce a culturological reconstruction explaining the origin of cultural practices and foundations related to the process of metalworking practiced by the Kazakhs. The
Zubaida K. Suraganova   +1 more
doaj   +1 more source

Research on preparation of titanium powders used for metal additive manufacturing

open access: yesFenmo yejin jishu, 2022
Metal additive manufacturing technology is now developing in the direction of industrialization, and the titanium powders are one of the mainstream raw materials used for metal additive manufacturing.
GUO Guang-hao   +2 more
doaj   +1 more source

Investigations at “Chakherbaz Holes”, Western Iran, Kurdistan: A Possible Ancient Mining/Smelting Site [PDF]

open access: yesSustainable Earth Trends, 2023
Chakherbaz Holes are two contiguous semi-circular holes, one larger and more preserved than another, on siliciclastic base rocks, first identified as possible meteorite impact structures.
Sarem Amini   +2 more
doaj   +1 more source

Scale Inhibition Test Study on the Recycling Process of Heap Leaching Lean Solution in A Gold Mine in Xinjiang [PDF]

open access: yesE3S Web of Conferences
In response to the scaling problem of equipment, pipelines, drip pipes, and other components in the recycling process of heap leaching poor solution in a gold mine in Xinjiang, the main components of the scaling material were determined by analyzing the ...
Lu Zhongbo   +6 more
doaj   +1 more source

Estimation of quality of hot pressed briquettes as a type of metallurgical charge materials

open access: yesЛитьë 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
doaj   +1 more source

The effect of copper content in the matte on the distribution coefficients between the slag and the matte for certain elements in the sulphide copper concentrate smelting process [PDF]

open access: yesJournal of Mining and Metallurgy. Section B: Metallurgy, 2012
This paper presents the results of investigating the dependence of distribution coefficient LS/MMe for: Cu, Zn, Pb, Sb, As, Ni, Ag, Au and Bi, between the slag and the matte, on the copper content in matte.
Đorđević P.   +5 more
doaj   +1 more source

Synthesis of Zeolite from Waste Perlite by Hydrothermal Treatment

open access: yesJournal 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
doaj   +1 more source

The Effect of a Knowledge-Based Intervention on the Use of Respirators in the Norwegian Smelter Industry

open access: yesFrontiers in Psychology, 2020
IntroductionThe present study investigated the effect of interventions aiming to improve attitudes toward the use of respiratory protective equipment (RPE), knowledge of RPE and the use of RPE in the Norwegian smelter industry.MethodThe surveys received ...
Øystein Robertsen   +6 more
doaj   +1 more source

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