大倾角护帮及采后锚索护巷技术应用

Application of Anchor Support Technology in Protecting Sides in Coal Seams with Large Inclined Angle and Protecting Roadways Aftering Mining

七台河市新铁煤矿采取锚索、W钢带及锚网等联合支护技术,成功解决了煤层倾角大、煤层松软、易片帮的难题,取得了显著的经济效益。

The combined support with cable anchor, W- steel belt and anchor network was adopted in Xintie Coal Mine of Qitaihe City. Some problems were successfully solved, such as coal seams with large inclined angle, soft coal seams and wall caving etc. The obvious economic efficiency was obtained.