“三软”中厚煤层轻放回采煤质问题分析  

Analysis on coal quality at light mining face in “three-soft”middle thick seam

作　　者：洪永远[1] 

机构地区：[1]淮北矿业集团临涣煤矿,安徽淮北235000

出　　处：《煤炭技术》2003年第11期43-45,共3页Coal Technology

摘　　要：分析了“三软”中厚煤层轻放工作面煤质影响因素 ,根据中硬中厚轻放回采多年来的经验和“三软”轻放回采实践 ,探索出一条较为理想的解决煤质问题的有效途径。The influence factors of coal quality at light mining face in “three-soft”middle thick seam are analyzed.According to the experience of mining at middle hard and thick seam and practice in “three-soft”light mining for many years,master an ideal efficient way to solve the problem of coal quality.

关 键 词：“三软”中厚煤层 轻放工作面 煤质 放顶煤 

分 类 号：TD823[矿业工程—煤矿开采]