Yazar "MÜ, Mühendislik Fakültesi, Maden Mühendisliği Bölümü" için Mühendislik Fakültesi listeleme
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INCIDENTAL RELEASE OF BITUMEN DURING OIL SHALE GRINDING AND IMPACTS ON OIL SHALE BENEFICIATION
Altun, N. Emre (Estonian Academy Publishers, 2009)The particle surface characteristics of oil shale and the changes in these characteristics with increasing fineness were determined. FTIR and electro-kinetic studies showed that the surfaces of oil shale particle were ... -
Influence of time-dependency on elastic rock properties under constant load and its effect on tunnel stability
Aksoy, Cemalettin Okay; Uyar Aksoy, Guzin Gulsev; Güney, Avni; Ozacar, Vehbi; Yaman, H. E. (Techno-Press, 2020)In structures excavated in rock mass, load progressively increases to a level and remains constant during the construction. Rocks display different elastic properties such as E-i and v under different loading conditions ... -
The integrity loss of physicomechanical properties of building stones when subjected to recurrent cycles of freeze-thaw (F-T) process
Altındağ, Raşit; Şengün, Nazmi; Güney, Avni; Mutlutürk, Mahmut; Karagüzel, Remzi; Onargan, Turgay (Springer, 2006)In this study, a total of nearly 900 samples were obtained from 7 different rock types, also recognised as marbles of sedimentary and metamorphic origin and commercially used in the building of various monuments, art works ... -
Investigation of chromite preconcentration by comminution
Polat, Ercan; Güler, Taki; Mohammed, M.M.A. (Baski, 2019)Chromite is the main source of chromium. It is widely used in metallurgical, refractory and chemical engineering applications. Chromite occurs in earth crust generally with serpentine minerals as associated gangue. Serpentine ... -
Investigation of design parameters of a failed soil slope by back analysis
Öge, İbrahim Ferid (Pergamon-Elsevier Science Ltd, 2017)A soil slope instability occurred at the surface facility area of a mine site, which was successfully managed from occupational health and safety point of view, and no human or material loss was encountered. Three different ... -
An investigation on single-particle impact breakage functions of a gold ore by drop-weight technique
Genç, Ömürden (General Directorate of Mineral Research and Exploration (MTA), 2017)Impact breakage functions for a gold ore from Bergama region (Turkey) was estimated based on the single-particle impact breakage distributions of particles obtained from drop weight tests. For this purpose, a modified ... -
Investigations into tilt angles and order of cutting sequences for cutting head design of roadheaders
Hekimoğlu, Osman Zeki (Pergamon-Elsevier Science Ltd, 2018)This paper explains optimum arrangement of gauge tools and corner cutting picks for cutting head design of roadheaders. Full-scale simulation of roadheaders cutting heads of practical types with a wide range of tilt angles ... -
Ocena potencjalu pozyskania zmikronizowanego kalcytu z odpadów z bia?ego marmuru
Deniz, Vedat; Polat, Ercan (J.J. Strossmayer University of Osijek , Faculty of Electrical Engineering, Computer Science and Information Technology, 2020)Natural calcium carbonates have a great importance in the world's economy due to their numerous applications areas such as calcium carbonate in the paper and paint industries. The final calcite products have rigorous quality ... -
Optimization of a fully air-swept dry grinding cement raw meal ball mill closed circuit capacity with the aid of simulation
Genç, Ömürden (Pergamon-Elsevier Science Ltd, 2015)Production capacity of a fully air-swept industrial scale two-compartment KHD Humboldt Wedag (R) cement ball mill was optimized with the aid of simulation. It was proposed to operate the mill as a single compartment by ... -
Optimization of coagulation-flocculation process for treatment of a colloidal suspension containing dolomite/clay/borax
Çırak, Mustafa; Hoşten, Çetin (Elsevier Science Bv, 2017)This study statistically investigated the turbidity removal of a dolomite/clay/borax-containing colloidal suspension that had a high degree of stability. During the destabilization experiments, the mixing intensity, the ... -
Performance evaluation of a conventional closed circuit process at different cement productions
Genç, Ömürden; Benzer, Ahmet Hakan (TMMOB Maden Muhendisleri Odasi, 2017)Performance of a conventional Polysius® two-compartment ball mill and a OSepa® high efficiency dynamic air classifier (FLSmidth) closed circuit process was investigated at the steady state conditions at CEM II type Portland ... -
Performance Prediction of Circular Diamond Saws by Artificial Neural Networks and Regression Method Based on Surface Hardness Values of Mugla Marbles, Turkey
Güney, Avni (Pleiades Publishing Inc, 2019)Sawing of natural stones with diamond-impregnated circular saws is extensively implemented in stone processing plants in variety of applications that include sawing, cutting, splitting and trimming. Hence, the cost of ... -
Phase variation and mechanical properties of waste calcium carbonate to substitute quartz in composite slab production
Baş, Sedanur; Güler, Taki; Özer, Ali; Aktürk, Selçuk (John Wiley and Sons Inc, 2023)Owing to the fast-emerging nature and rapid advancements in the construction industry, huge volumes of marble dust (MD) are generated as reject during slab cutting in marble processing, causing significant environmental ... -
A pick force calculation method suggested for tool lacing of mechanical excavators employing drag tools
Hekimoğlu, Osman Zeki (Taylor & Francis Ltd, 2018)This paper deals with tool lacing design of partial-face cutting machines employed for mechanical excavations of rocks, coal and stones. A rational comparison between relief cutting and groove deepening was made by simulating ... -
Potential Response of Pyrite Electrode in the Presence of Metal Ions
Güler, Taki; Tunç, Sedanur; Aksoy, Ali Arda; Polat, Ercan (Polish Mineral Eng Soc, 2017)Potential response of pyrite in an electrochemically active environment was supposed to shed light on its redox behavior in the presence of Cu+2, Pb+2 and Fe+2 ions, the commonly existing metal ions in flotation pulps of ... -
Predicting the relationships between brittleness and mechanical properties (UCS, TS and SH) of rocks
Altındağ, Raşit; Güney, Avni (Academic Journals, 2010)This paper presents the evaluation of uniaxial compressive strength (UCS) predicted from Shore hardness (SH) tests and to correlate brittleness concepts, which are derived from UCS, tensile strength (TS) and Shore hardness ... -
Prediction of cementitious grout take for a mine shaft permeation by adaptive neuro-fuzzy inference system and multiple regression
Öğe, İbrahim Ferid (Elsevier Science Bv, 2017)Cement grouting is a common technique implemented for permeation and ground improvement in civil and mining engineering projects. Basically, it is the injection of cement and water mixture into a fractured rock mass. Due ... -
Prediction of Top Coal Cavability Character of a Deep Coal Mine by Empirical and Numerical Methods
Öge, İbrahim Ferid (Pleiades Publishing Inc, 2018)Longwall top coal caving mining provides high productivity where thick coal seams exist. The study aims to predict the cavability character of the top coal for deep and thick coal seam in Soma lignite basin located at ... -
Production of White Barite from Barite Concentrates of Shaking Tables by Bleaching Process after Magnetic Methods
Deniz, Vedat; Güler, Taki (Polish Mineral Eng Soc, 2018)Market price of industrial minerals depends on the purity of products, and increases almost exponentially with the decrease in grade of coloring impurities. Therefore, this work was conducted to investigate the applicability ... -
Quartz bleaching by oxalic acid: Relationship between rejection rate of impurities and color response
Mohammed, M.M.A.; Güler, Taki; Polat, E.; Çetin, N.; Kuşçu, Ü. (Baski, 2019)Quartz beneficiation has been applied to meet market requirements by physical and/or chemical methods. Chemical beneficiation has long been investigated by inorganic (e.g. sulfuric acid) and organic (e.g. oxalic acid) ...