Discontinuities effect on drilling condition and performance of selected rocks in Nigeria

• 作 者: Adebayo Babatunde Bello Wasiu
• 机 构: DepartmentofMiningEngineering
• 出 处: 矿业科学技术学报：英文版
• 发表日期: 2014年5期
• 关键词: 岩石类型 钻井速度 尼日利亚 不连续性 单轴抗压强度 机械性能 关节间隙 化学组成 Joint spacing GneissLimestone Regressi
• 基金项目: The authors wish to thank the staff of Ibese and Ilorin quarry sites for their assistance in the collection of useful information on machine parameters and mine face geological features.

The study examined joint discontinuity spacing effect on drilling condition and performance in selected rocks in Ilorin and Ibese areas, Nigeria. Five samples for each rock type(gneiss and limestone) were tested in the laboratory for chemical, physical an