摘要
文章论述了放顶煤液压支架架型及其对回采率和煤尘的影响，提出通过使用反四连杆低位大插板放顶煤支架提高回采率和降低煤尘的技术途径。
Abstract:Beginning with analysis on the structure of
sublevel caving shield support and its effect on recovery ratio and dust generation,this
paper presents a discussion on technical approach to increase coal recovery and to
reduce dust generation by improving the structure of powered supports for the longwall
with top coal caving
出处
《煤矿开采》
1999年第1期9-11,23,共4页
Coal Mining Technology
