8:50
The high wall miner is the greatest technological advancement in the high wall mining industry. By combining surface and underground mining, the high wall miner is achieving records in coal recovery and profits.
  • 27 Mar 2008
  • 2 240
Share Video

8:52
The high wall miner is the most efficient mining technology available for extracting coal in today's mining industry. The high wall mining equipment links surface coal mining and underground coal mining operations to maximize coal recovery and profits.
  • 18 Jan 2008
  • 1 851
Share Video