Selection the optimal development options of mining operations in the Gacko coal basin [PDF]
Mining and Metallurgy Engineering Bor, 2017 For a concrete example of development the 'Strategy of Mining-Technological Opening, Development, Optimization and Maintenance the Continuous Coal Production with Introduction the Process of Coal Enrichment of Dry Separation at the OP - GACKO', it is ...
Stepanović Saša +3 more
doaj +1 more source
Penghasilan Dan Pencirian Komposit Aluminium Tulen/Partikel Alumina Melalui Kaedah Metalurgi Serbuk [TN1-997]. [PDF]
, 2009 Kajian ini menjelaskan tentang kesan saiz partikel (0.5 μm, 1.0 μm, 3.0 μm, 12.0 μm dan 25.0 μm) dan peratus berat (5 % bt., 10 % bt., 15 % bt. dan 20 % bt.) bahan partikel penguat alumina ke atas sifat komposit matriks logam (KML) aluminium tulen yang ...
Ahmad, Khairel Rafezi
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Determination the limit capacity of production the roof coal series at the open pit Gacko-Central Field in a function of use a discontinuous-combined exploitation system [PDF]
Mining and Metallurgy Engineering Bor, 2019 This paper presents the methodology of determining and analysis results of the limit production capacity of coal in the roof exploitation zone of the open pit Gacko-Central Field in a function of configuration and parameters of the combined system.
Stanić Nikola +3 more
doaj +1 more source
Processing Characteristics, Physical Properties and Morphological Study of Polypropylene (Pp)/Recycled Acrylonitrile Butadiene Rubber (rNBR) Blends [TN1-997] [PDF]
, 2009 Penggunaan sarung tangan lateks nitril menunjukkan peningkatan di seluruh dunia kerana ia mempamerkan sifat fizikal yang unggul, tidak mengandungi protein larut air berbanding sarung tangan lateks getah asli dan kebolehtahanan yang baik.
Dilini Galpaya, Galpayage Dona
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Meitan kexue jishuThe flying-gangue hazard has long threatened the safety of personnel and mining equipment in steeply dipping/inclined coal seams. A flying gangue maybe produces a large number of “subgangues” after impacting on the longwall floor, it’s damage is sharply ...
Bosheng HU +4 more
doaj +1 more source
Importance of planning the open pits in the conditions of contemporary mining: A case study: The open pit South mining district Majdanpek [PDF]
Mining and Metallurgy Engineering Bor, 2017 In today’s financial and environmental climate, it is imperative to develop the robust projects with good economics. Successful business in conditions of limited resources is impossible without analyzing all the technical and economic parameters and ...
Kržanović Daniel +3 more
doaj +1 more source
Самостійна робота студентів медиків, основні проблеми та методи їх подолання [PDF]
, 2019 У статті відображається роль самостійної роботи студентів у сучасному навчальному процесі і розкриваються питання, що виникають при організації самостійної роботи студентів.
Живілова, Я.С. +2 more
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Meitan kexue jishuIn order to explore the influence of different ratios of height-diameter on the tensile strength and energy evolution of disc coal samples, Brazilian splitting tests were carried out on five groups of coal samples with the same diameter and different ...
Ruide LEI +5 more
doaj +1 more source
Technological requirements of the new copper smelter of RTB Bor: A great challenge for the mining profession and science [PDF]
Mining and Metallurgy Engineering Bor, 2014 The research results show the possibility of improvement the basic technological parameters of copper flotation in the copper mine Majdanpek. With increasing the fineness of definite grinding product from 55 % to 65 % of grain size class -74 μm, as well ...
Stanojlović Rodoljub +2 more
doaj +1 more source
Meitan kexue jishuThe new gas-liquid-solid fluidized bed flotation technology can realize the efficiency recovery of coarse particles based on the principle of refloating coupling.
Qinglin YIN +5 more
doaj +1 more source