topple mining

The problems of topple mining process at the great inclined seam production are analyzed, and feasible technology and management measureses and practical experiences in heavy inclined seam are also offered.
分析了高檔普采中的仰斜開(kāi)采工藝 ,在大傾角煤層生產(chǎn)過(guò)程中存在的問(wèn)題。 提出了可行的技術(shù)管理措施 ,為在大傾角煤層中使用該采煤工藝提供了實(shí)踐經(jīng)驗(yàn)。