Domestic thin coal seam shearer breaks coal mining record
- ส.ค. 08, 2023, at 7:15 pm
On August 8, it was learned from China Coal Science and Industry Group that the shearer developed by China Coal Science Shanghai Research Institute to adapt to the minimum mining height of 1.3 meters thin coal seam has been successfully applied in Shigetai Coal Mine of Shendong Coal Company, a national energy group, and has created a world record of the annual output of 2.6 million mt of the minimum 1.3 meters coal seam.