保水采煤

浅埋煤层覆岩中断层对保水采煤的影响及防治

Influence and prevention on the fault of overburden rock to water-preserved mining in shallow seam

厚松散层下近风化带保水采煤的GIS研究

Research on Water-Keeping Mining Under Thick Unconsolidated Strata Adjacent to Weathered Zone with GIS

保水采煤合理推进距离实验研究

Experimental research on reasonable advance distance for water protection mining

特厚坚硬岩层组下保水采煤技术

Coal Mining Technique with Water Conservation Under Hard-and-Thick Strata

研究结论对实现陕北砂土基型地质条件下的保水采煤，从采矿角度防治矿区荒漠化具有重要意义。

The article has some meanings in preventing desolate and boundlessization by using protection water mining method in Shanbei mining area .

条带采煤法是目前实现保水采煤的一种行之有效的方法，关键技术是根据具体的水文地质条件，科学设计开采煤层的采留比参数。

Strip mining is an effective method for mining without destroying water resource currently . Its key technique is that the ratio of mining and remaining is designed reasonably on the basis of real hydrogeology conditions .

浅埋煤层间歇开采保水采煤的关键是确定工作面的合理推进距离和煤柱尺寸，通过相似材料模拟已得到工作面的合理推进距离，并为实践所证实。

The key to realize water retention during mining is to determine the reasonable working face ′ s advancing distance and the reasonable coal pillar size in shallow coal seam ; and the reasonable face ′ s advancing distance resulting from simulation material experiment has been proved by the practice .