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A laboratory study of rock properties affecting the penetration rate of pneumatic top hammer drills
1. A laboratory study of rock properties affecting the penetration rate of pneumatic top hammer drills

S. Hadi Hosseini; Mohammad Ataie; Hamid Aghababaie

Volume 5, Issue 1 , Winter 2014, , Pages 25-34

http://dx.doi.org/10.22044/jme.2014.216

Abstract
  In this paper, after collecting the rock samples from eight mines and one high way slope, the tests for determination of dry density, Uniaxial Compressive Strength, tensile Strength ...  Read More