摘要
小屯矿薄煤层煤厚1.3米左右,回采一直采取高档工艺,通过新型综采支架和大功率采煤机的应用,大大提高了薄煤层的回采效率,实现了安全、高产、高效。
The coal seam in Xiaotun coal mine is about 1.3m high. The mining technology is high ranking one. Through the application of new support for fully mechanized mining and large power coal cutter, mining efficiency has been improved greatly in the working face of the thin coal seam, and the high production and high efficiency are also attained.
出处
《河北能源职业技术学院学报》
2007年第B12期35-40,共6页
Journal of Hebei Energy College of Vocation and Technology
关键词
综采工艺
薄煤层
大功率采煤机
fully mechanized mining
thin seam working face
large power coal cutter
