00471nam a2200121 a 4500008004100000050002300041100002500064245014200089260007500231350000900306650001100315650002300326060522s2005    xx |||||||||||||| ||    u  aTHE/CHA/ST/01/2005  aChanda, Ellan Chanda10aEvaluation of the drilling pattern applied in longhole drilling at Konkola Copper Mines lower orebodycthesis supervised by W.W. Samiselo  abCopperbelt University, School of Technology, Mining Departmentc2005  a0.00  aMINING  aMINING ENGINEERING