نتایج جستجو برای: comminution properties

تعداد نتایج: 869792  

Journal: :Energies 2021

The operating costs of breaking coal particles into fine powder, to achieve optimum combustion for the boilers in a power plant, are made up input carry on an energy intensive comminution mechanism and overcome friction losses within pulverising machines. also include cost replacement processing system’s components due wear. This study presents development application attrition test machine tha...

Journal: :Minerals Engineering 2022

To respond to the increased demand for commodities, volumes of primary ores need be mined. This could lead major challenges with water and tailings management since ore grades are low many mining operations take place in high stress areas. The current mineral processing methods used highly intensive and, consequently, there is increasing interest finding alternative solutions produce raw materi...

Journal: :Journal of the Mining and Metallurgical Institute of Japan 1963

Journal: :Journal of the Society of Powder Technology, Japan 1997

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یاسوج - دانشکده علوم 1391

in this investigation the effect of external field on the electron density of nanostructures of cds, cdse, cdte, gaas and polymeric structure of three, four, five and six units of cds as a kind of nanosolar cells has been studied theoretically. as modeling this system in nanodimension, molecular structures has used. specific properties of molecular structures permit us to consider different sym...

Journal: :The Journal of the Acoustical Society of America 2013

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