• Online Us

    24-hour service

  • Find Us

    Zhengzhou, China

mining news
  1. Home > 
  2. coal surface mining

coal surface mining

Dec 11 2018 Surface mining and underground mining are the two major schools of coal mining To qualify for surface mining the coal deposits must be within 5080 meters of the surface The job of a miner primarily involves removing overburden rock soil trees etc that mix with the coal deposits and cover them near the earths surface

Case

Latest News