Discussion and Research on Quick Retracement Key Technologies at Fully Mechanized Caving Face

Retracement at fully mechanized caving face is an important part of mine to achieve high-productivity and high-efficiency and safety production, which also restrict the yields of fully mechanized caving face. This paper takes retracement in 22201 fully mechanized caving face as example, discusses and researches quick retracement key technologies at fully mechanized cavinging face.