To accomplish the job, MD&B is attacking in waves: Crews work their way across the hillside, drilling dozens of holes in the rock. Then, they pack those holes with 10,000-12,000 pounds of explosives ˆ ...

Despite the industry's favorable opinion of the technique, a quick Google search of the term "raisebore" won't return much in terms of the actual process, best practices, or components. Having access ...

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LONDON/MARIKANA, South Africa (Reuters) - Rising wage costs and strikes have revived the arguments in favour of automating South Africa's loss-making platinum mines, but weak prices for the metal and ...