关于薄煤层开采的现行经验及其发展问题的探索

On the thin seam mining of the existing experience and to explore development

本文重点阐述了薄煤层开采的有效方法和实行条件，并对薄煤层开采提出新的发展方向。螺旋采煤法是一种新型的无人工作面采煤方法，可将煤层可采厚度由0．6．-0．8m下延到0．4m，对开采松软煤层有极高的推广应用价值。

This article focuses on the thin coal mining and effective way to implement the conditions and thin seam mining a new direction.