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# العنوان سنة البحث
641 Study of the effect of energy consumed in the process of grinding . intial sige of feed and comp. Strength of rocks on the fineness ratio 1982
642 Application of the probabitity theory in the study of the effect of the time of grinding on the size distribution 1982
643 Effect of initial size of the feed and rock toughnesson the consumed energy to change surface area and shape of the poroduced partiles 1982
644 Application of the probability theory for determining the effect of hardness of rocks on the statistical parameters of size distribution for different ball to ore ratios at constant time of grinding 1982
645 Planned Splitting of mine airways for better ventilation 1981
646 Stress distribution around vertical mine shafts 1981
647 Study of the effect of the initial size and energy consumed in the process of grinding on the new surface area for various types of rocks 1980
648 Study of the relation between relaive incremental energy and produced surtace area per unit energy consumption 1980
649 Contact time distribution in fluidized-bed reactors part I:Measurements at room and higher temperatures 1980
650 Study of the relation between energy consamed in the process of comminution and produced surface area at different intial sizes for different types of rocks 1980