Welcome to visit us!

Online services
News
  1. Home
  2. Roomandpillar Coal Mining Equipment

Roomandpillar Coal Mining Equipment

Roomandpillar Coal Mining Equipment

2020-5-14Other articles where Room-and-pillar mining is discussed mining Room-and-pillar mining The most common mining system is room-and-pillar. In this system a series of parallel drifts are driven with connections made between these drifts at regular intervals. When the distance between connecting drifts is the same as that between the parallel drifts then a

Get Price ListChat Online

Latest News