急倾斜煤层八字形柔性掩护支架回采工艺

Mining technology of ‘八’shape the false inclined flexible shield supports in steep dip seam

义安矿在 - 50 0向斜采区急倾斜煤层中 ,成功地运用了伪倾斜八字形柔性掩护支架采煤方法。文章介绍了支架的结构设计、回采工艺、通风安全措施以及所取得的技术经济效果。

Yian Coal Mine successfully uses the false inclined flexible shielding systmem at 500m panel in steep dip seam The paper introduces the support structure design,mining technoloy,ventilation safety measure,and the technical economic results