大同煤田王村井田14-3煤层厚度变化原因分析

Analysis on Thickness Change of 14-3 Coal Bed of Datong Coalfield

分析了沉积基底、聚煤期河流改道及同期构造等对王村矿 14 - 3煤层厚度的影响 ,阐明了 14 - 3煤层厚度变化的原因 ,这对布置回采工作面 。

This paper analyzes effect of basal deposit, river change and tectonic movement during forming coal on thickness of 14-3 coal bed of Wangcun mine, expounds change causes of thickness of 14-3 coal bed. This has important roles on disposal of stope, contrasting coal and rock and study of small structure.