Legally required water systems at Massey Energy's Upper Big Branch coal mine in West Virginia were not functioning properly before the April 5 explosion that killed 29 mineworkers, according to ...

The Cat ® Rock Straight System is a fully mechanized longwall system designed for continuous mining of flat and tabular deposits and reefs of hard rock minerals. The system combines the use of a hard ...

A coal mine located in southern West Virginia (USA) recently set another world record for daily low-seam coal production using a Cat ® automated longwall plow system. In a 24-hour period on April 10 ...

CSIRO Exploration & Mining and Bucyrus Australia signed a non-exclusive worldwide licensing agreement giving Bucyrus access to CSIRO's LASC longwall automation technology today, (Thursday July 9 2009) ...

The struggle to feed two working sections from the same source of air may have played a pivotal role in the fatal blast that tore through 2-1/2 miles of West Virginia’s Upper Big Branch mine on April ...