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煤采煤

煤采煤

煤采煤

煤采煤

1

According to the conditions of seam No. 5 in Shifengshan Coal Mine , longwall face roof coal drawing method is chosen .

通过对峙峰山煤矿 5 号煤采煤方法的设计，提出了采用综采放顶煤法回采 5 号煤。

2

Rear-caving mining method with powered shield supports in deeply inclined thick and medium thick seam

急倾斜厚及中厚煤层掩护支架架后放煤采煤法

3

Certain Reasonable Parameter by Adopting the Apply of Multiple Ceiling Coal

综采放顶煤采煤法合理参数的确定

4

Oblique roadway -caving mining in inclined or deeply inclined coal seam

倾斜及急倾斜煤层伪斜巷道放顶煤采煤法

5

Practices on top coal caving mining method for steep inclined seam gateway

急倾斜煤层巷道放顶煤采煤法的实践

6

Study on the mining way under industry square

工业广场下压煤采煤方法研究

7

Probing into Caving Method of Roadway in Steep Seam

急倾斜煤层巷道放顶煤采煤法的探索

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