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# العنوان سنة البحث
621 The relation between the reduction ratio , the hardness and coefficent of plasticity of rocks 1983
622 A Study on the relation between some physical mechanical properties of rocks and their drillability 1983
623 Relation between surface area products in the process of comminution , time of grinding at constant Ball to ore ratios , for different types of tested rocks 1983
624 A rapid practical method for determing the displacement of the roof and the parameters of timber supports in the mine stopes 1983
625 Effect of hardness and coeff of plasticty as technological properties on the produced surface area as an index for energy consumed in the process of comminution 1983
626 Slope of Rosina- Rammler’s equation as a criterion for consumed energy in the process of grinding in vertical stamp mills 1983
627 The relation between the reduction ratio, the hardness and coefficient of plasticity of rocks 1983
628 Nomogramic representation to calculate the average size of the product and slope of Rosina - Rammler’s equation from energy consumed in the process of grinding in vertical stamp mills and initial size of feed for different ores and rocks 1983
629 Relation between Surface area produced in the process of comminution and time of grinding at constant ball to ore ratios, for different types of rocks 1983
630 Effect of the properties of the rocks and the set of the jaw crusher on the reduction ratio of the crushed ore 1983