矿区古风化壳属性与缩小防水煤柱机理

详细信息

THE GENERAL RULES OF FOSSIL WEATHERED RESIDUUM IN MINING AREA AND MECHANISM OF CUTTING WATERPROOF COAL PILLAR

摘要: 对黄淮矿区古风化壳进行了详尽分析和简易分带,重点研究了开采煤上方风化带的工程地质特性,探讨了临界风化带开采缩小防水煤柱的机理。
- 风化 /
- 分带 /
- 工程地质性质 /
- 防水煤柱
Abstract: Through detailed research on the data of fossil weathered residuum in Huang and Huai coal mining area,the zone of high-weathering has been divided simply.The author studies mainly on the characteristics of engineering geology about the zone of weathering overlying coal seam,the mechanism of cutting waterproof coal pillar and provides the reference for the coal mine with similar condition in cutting waterproof coal pillar.
- weathering /
- zoning /
- engineering properties /
- waterproof coal pillar