摘要
简单介绍了马依东一井田含煤地层及主要可采煤煤层特征,阐述了其宏观煤岩类型及显微煤岩特征,通过对其煤质特征的分析,表明该矿区煤种主要包括焦煤、瘦煤、贫瘦煤和贫煤。
The coal-bearing strata and main coal seam of Mayidongyi mine field was introduced briefly. Macroscopic and microscopic petrographic characteristics were described. Through the analysis of coal characteristics, it showed that coal classes in this mining area were mainly coking coal, lean coal, meager lean coal and meager coal.
出处
《煤质技术》
2009年第4期7-11,共5页
Coal Quality Technology
关键词
煤质特征
煤岩性质
可采煤层
coal characteristics
coal petrography character
workable seam
