Investigation of the rock drilling performance of rotary core drilling von Sakız, Utku, Aydın, Hamit, Yaralı, Olgay

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Prediction of drilling rate index from rock strength and cerchar abrasivity index properties using fuzzy inference system von Sakız, Utku, Kaya, Gulhan Ustabas, Yaralı, Olgay

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A new approach to rock brittleness and its usability at prediction of drillability von Özfırat, M. Kemal, Yenice, Hayati, Şimşir, Ferhan, Yaralı, Olgay

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The drillability assessment of rocks using the different brittleness values von Yarali, Olgay, Kahraman, Sair

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Assessment of relationships between drilling rate index and mechanical properties of rocks von Yarali, Olgay, Soyer, Eren

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ISRM Suggested Method for Determining the Abrasivity of Rock by the CERCHAR Abrasivity Test von ALBER, Michael, YARALI, Olgay, DAHL, Filip, BRULAND, Amund, KÄSLING, Heiko, MICHALAKOPOULOS, Theodore N, CARDU, Marilena, HAGAN, Paul, AYDIN, Hamit, ÖZARSLAN, Ahmet

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Kömür Çevre Kayaçları Dayanım Özelliklerinin Cerchar Aşınma İndeksine Olan Etkileri von Yaralı, Olgay

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ISRM Suggested Method for Determining the Abrasivity of Rock by the CERCHAR Abrasivity Test von Alber, Michael, Yaralı, Olgay, Dahl, Filip, Bruland, Amund, Käsling, Heiko, Michalakopoulos, Theodore N., Cardu, Marilena, Hagan, Paul, Aydın, Hamit, Özarslan, Ahmet

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Comparison of Drilling Performance of Chisel and Button Bits on the Electro Hydraulic Driller von Su, Okan, Yarali, Olgay, Akcin, Nuri Ali

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