Applying soft-rock mining concepts in hard-rock mining

Caterpillar wants to replace conventional drill-and-blast operations in low heights. That’s why it introduced its Rock Straight System, which is defined as “a fully mechanized longwall system designed for continuous mining of flat and tabular deposits and reefs of hard rock minerals.” The system’s cutting machine uses CAT’s Activated Undercutting Technology, which has been specifically developed[…]

CAT says room and pillar is like landlines — its days are numbered

Caterpillar (NYSE:CAT) is moving away from room and pillar mining, a business that services mostly coal companies in the US, as the world’s largest heavy machinery maker thinks the technique is obsolete. Speaking to during MINExpo 2016 last month, product manager for large mining trucks Sudanshu Singh said that very few mines currently employ[…]